California Round Barn & Other Round Structures List
– Nov 4, 2024
 
Number County Town Size Built Verif GPS Description
               
CA-01-01 Alameda Oakland   1966 06-2006 N37 45.018 W122 12.176 SE of Oakland. At 7000 Coliseum Way on the E. side of I880 exit 12 or 13. Oakland Arena, true round bldg. Renovated 1996.
CA-01-02   Fremont     04-2008 --GONE-- N37 31.88 W122 00.02 In Fremont. At the E. corner of the intersection of I880 exit 17 & Mowry Av. 8-Plex Cinedome Theatre,
CA-03-01 Amador Volcano     07-2002 N38 25.481 W120 38.492 S. of Volcano. Chaw'se Indian Museum at Indian Grinding Rock State Historical Park, 14881 Pine Grove Volcano Rd. 12-sided, tan vertical siding, very low cupola, excellent condition.
CA-04-01 Butte Chico   1987 06-2020 N39 42.443 W121 47.424 SE of Chico. Notre Dame Blvd S. (curves SE) 0.6 miles from jct with Skyway Rd. in Chico to the church on the NE side of the road at 2801. Neighborhood, geodesic church.
CA-04-?1   Chico 32' 1900     E. of Chico. Octagon house. (N39 45.349 W121 40.635)
CA-04-?2   Chico   1881     In Chico. 494 E. 5th St. JT Daly, octagon house, 8 gables, 2 story, made into 2 apartments in 2009. (N39 43.848 W121 50.082)
CA-05-01 Calaveras Arnold     02-2009 N38 15.645 W120 20.262 In Arnold. CA4 NE 0.5 miles from jct with Manuel Rd., SE (right - curves NE) on Arnold Byway 0.4 miles to the house on the NW (left) side of the road at 320. True round house, vertical siding.
CA-05-02   Arnold     02-2009 N38 15.849 W120 20.067 In Arnold. CA4 NE 1.2 miles from jct with Manuel Rd., SE (right) on Moran Rd. 150', SW (right) on Russel Dr. 300' to the house on the NW (right) side of the road at 86. Geodesic house.
CA-05-03   Arnold     02-2009 N38 15.855 W120 20.061 Same as CA-05-02. Geodesic garage.
CA-07-01 Contra Costa Concord     07-2005 N37 57.732 W121 56.634 In Concord. Clayton Rd. E. 4.3 miles from jct with Sunset St. in Concord, N. on Kirker Pass Rd. 1.0 miles to the church on the W. side of the road at 1955. St. Demetrious Greek Orthodox church, round, low dome roof.
CA-09-01 El Dorado Placerville     02-2015 N38 44.119 W120 46.614 In Placerville. Schnell School Rd. N. 0.2 miles from jct with US50 exit 48, E. 0.1 miles to the school. Schnell Elementary, hexagon school, 3 bldgs.
CA-09-02   Shingle Springs     04-2018 N38 40.767 W120 58.941 NW of Shingle Springs. Cameron Park Dr. N. 1.6 miles from jct with US50 exit 35 W. of Shingle Springs to the bldg on the W. side of the road at 3330. Octagon bldg, 2-story, steep roof.
CA-10-?1 Fresno Coalinga   1915     In Coalinga. Octagon house. (N36 08.344 W120 21.738)
CA-12-01 Humboldt Loleta 100' 1894-6 03-2006 N40 40.672 W124 15.203 NW of Loleta. Copenhagen Rd. W. (curves N.) 2.9 miles from jct with Eel River Dr. on the N. side of Loleta to the barn on the E. side of the road. Knight, 16 sided, central silo extends through roof, dormer over main entrance, fair condition. Constructed of pure virgin old growth redwood. Barn center has 60' hay loft 50' high. Wagon run around the hay loft. 75 stanchions for cows. Built by the Knight brothers. [6-17-17: Via satellite images: Barn appears to stand, but roof has collapsed.
CA-17-01 Lake Calistoga     10-2023 N38 35.486 W122 34.690 At Laura Michael Wines in Calistoga. On the E. side of Lake County Hwy (CA29) 0.2 miles N. of Lake St. / Silverado Trail at 2250. Hexagon bldg, louvered cupola.
CA-18-01 Lassen Mcarthur   1916 07-2002 --MOVED-- N40 55.693 W121 14.335 SSW of McArthur. CA299 E. 1.3 miles from McArthur, S. on Pittville Rd. 4.8 miles, E. (curves S.) on Little Valley Rd. 11.5 miles to the barn on the E. side of the road. Barn is slightly below road. 16-sided, one story, steep lead roof. [Moved to Fort Crook Museum in Fall River Mills in 2009 -> CA-45-02.]
CA-19-01 Los Angeles Pasadena   1893     At the Heritage Square Museum in Los Angeles. Octagon house (Longfellow-Hastings) at 3800 Homer St. Built by Gilbert Longfellow in Pasadena and moved to Heritage Square in 1986. [www.heritagesquare.org] (N34 05.289 W118 12.513)
CA-19-02   Los Angeles       N33 56.650 W118 24.150 In Los Angeles. The central terminal area of the Los Angeles International Airport, the Encounter Restaurant is located 70' above the ground in the center of the historic Theme Building complex. Encounter Restaurant, round bldg. The restaurant, topped by an observation deck, features a space-age interior design.
CA-19-03   Inglewood 420' 1967 02-2024 N33 57.492 W118 20.516 In Inglewood. Bounded by Manchester Blvd, Pincay Dr., Prairie Av. & Kareem Ct., 3900 Manchester Blvd. The Forum, true round bldg.
CA-19-04   Los Angeles 140' 1967 02-2024 N34 03.468 W118 14.868 In Los Angeles. On the W. side of Grand Av. 350' S. of Temple St. Mark Taper Forum, true round bldg.
CA-19-05   Los Angeles 90' 1956 02-2004 N34 06.189 W118 19.582 In Los Angeles. On the E. side of Vine St. 200' S. of Yucca St. at 1750. Capitol Records, true round bldg.
CA-19-?1   Los Angeles       UNK Octagon house. In the Santa Monica Mountains. Elevation: 2,000, distance to 101 freeway: 10 miles, distance to Pacific Coast Highway: 4 miles. Views Topanga Canyon, 20-minute drive from Santa Monica. Built by Anthony Verebes. [www.myoctagonhouse.com]
CA-19-?3   Long Beach         Convention center, oval bldg. (N33 45.843 W118 11.305)
CA-19-?4   Long Beach         True round bldg. (N33 45.943 W118 11.054)
CA-19-?5   Los Angeles   1921     In Los Angeles. 653 N Westmoreland. Octagon house. (N34 05.007 W118 17.268)
CA-19-?6   Westlake Village         SW of Westlake Village. Octagon house. (N34 04.386 W118 53.866)
CA-19-?7   Los Angeles   1960     Chemosphere, octagon house. (N34 07.656 W118 22.127)
CA-21-01 Marin Mill Valley     01-2004 N37 53.571 W122 34.347 In Muir Woods National Monument W. of Almonte. CA1 W. (curves S.) 3.2 miles from jct with US101 in Almonte, W. (Curves N.) on Panoramic Hwy 0.8 miles, W. (curves S.) on Sequoia Valley Rd. 0.5 miles, continue S. (curves W.) on Muir Woods Rd. 0.65 miles, right 0.1 miles to the bldg. Visitors center, hexagon bldg.
CA-21-02   Dillon Beach 38'   04-2005 N38 15.562 W122 57.962 In Dillon Beach. Ocean Dr. N. (curves W.) 1.1 miles from jct with Dillon Beach Rd. to the house on the S. side of the road. Dancing Woman, octagon house. [www.dancingatthesea.com]
CA-21-03   Ross   c1864 02-2012 N37 57.811 W122 33.275 At Marin Art and Garden Center in Ross. Jose Moya del Pino Reference Library, octagon house, 2 story, small dormer on every other roof segment. [www.moya-rhs.org]
CA-21-04   San Venetia     10-2021 N38 00.145 W122 32.013 In San Venetia. Civic Center Dr. NW 0.5 miles from jct with San Pedro Rd., NE on Avenue of the flags 0.15 miles to the bldg on the SE side of the road. Veterans Memorial Auditorium, true round bldg.
CA-21-05   San Quentin     10-2023 N37 56.397 W122 29.222 In San Quentin. Main St. W. 0.3 miles from jct with I580 exit 28 to prison gate. Bldg can be seen from this point. Lighthouse, octagon bldg.
CA-21-06   San Rafael     10-2023 N37 59.847 W122 31.821 In San Rafael. Civic Center Dr. N. 100 yds from jct with San Pedro Rd. to the bldg on the W. side of the road. Library, round bldg.
CA-21-?1   Dillon Beach         In Dillon Beach. 14-sided house. (N38 15.446 W122 58.158)
CA-23-01 Mendocino Ukiah     10-2023 N39 08.040 W123 12.320 In Ukiah. At the SW corner of Washington & State Sts. Be-Bops Diner, 24-sided bldg.
CA-23-02   Gualala     10-2023 N38 46.154 W123 31.857 In Gualala. At the E. corner of Shoreline Hwy (CA1) & Ocean Dr., E. bldg. Octagon bldg.
CA-23-03   Gualala     10-2023 N38 46.160 W123 31.851 Same as CA-23-02. Octagon bldg.
CA-23-04   Gualala     10-2023 N38 47.531 W123 33.702 NW of Gualala. Shoreline Hwy (CA1) NW 2.65 miles from jct with Old State Hwy in Gualala to the turret on the NE side of the road at 36691. SW turret. St. Orres Hotel #1, octagon turret.
CA-23-05   Gualala     10-2023 N38 47.537 W123 33.705 Same as CA-23-04. St. Orres Hotel #2, octagon turret.
CA-23-06   Mendocino     10-2023 N39 18.340 W123 47.874 In Rotary Park in Mendocino. At the SE corner of Albion & Lansing Sts. Rotary Park, octagon bldg.
CA-23-07   Willits     10-2023 N39 24.105 W123 21.049 In Willits. On the E. side of Poplar Av. 150' S. of Walnut St. at 1049. Dome house.
CA-23-08   Ukiah     10-2023 N39 08.743 W123 12.373 In Ukiah. On the S. side of Mill St. ½ block W. of Main St. at 125.
CA-23-?1   Willits   1888     NW of Willits. Octagon house. (N39 31.836 W123 29.369)
CA-27-01 Monterey Carmel by the Sea     03-2005 N36 32.569 W121 55.961 In Carmel by the Sea. Ocean Av. W. 1.0 miles from jct with CA1 (Carbrillo Hwy) in Carmel by the Sea, S. on Scenic Rd. 1.0 miles to the house on the W. side of the road at 26251. Octagon house, no cupola, rectangular attachments.
CA-27-02   Carmel by the Sea     03-2005 N36 32.672 W121 55.868 In Carmel by the Sea. Ocean Av. W. 1.0 miles from jct with CA1 (Carbrillo Hwy) in Carmel by the Sea, S. on Scenic Rd. 0.9 miles to the house on the E. side of the road. Carefree Surf Mer, octagon house, attached wings.
CA-27-03   Carmel by the Sea     03-2005 N36 32.489 W121 54.430 CA-40-02) SE of Carmel by the Sea, Monterey County, CA. Carmel Valley Rd. E. 0.2 miles from jct with CA1 (Cabrillo Hwy) just SE of Carmel by the Sea, S. on Carmel Rancho Blvd. 0.1 miles, W. on Carmel Rancho Ln. 0.1 miles to the bldg at 26356. Ling Chow restaurant, octagon bldg, low cupola.
CA-27-04   Castroville     04-2008 N36 47.605 W121 47.058 NNW of Castroville. CA1 N. 1.8 miles from jct with CA183 on the NW side of Castroville, left & continue N. on Moss Landing Rd. 0.2 miles to the bldg on the E. side of the road. Captain's Inn B&B, 12 sided bldg, brown vertidal siding, windowed cupola.
CA-27-05   Castroville     05-2009 N36 45.841 W121 45.393 At Randazzo in Castroville. CA183 (Merritt St.) NW 0.3 miles from jct with CA156 to the bldg on the SW side of the road at 10900. SE bldg. Randazzo #1, octagon bldg, tan, windowed cupola.
CA-27-06   Castroville     05-2009 N36 45.849 W121 45.403 Same as CA-27-05. NW bldg. Randazzo #2, octagon bldg, tan, windowed cupola.
CA-28-01 Napa American Canyon 100'   09-2009 N38 10.722 W122 14.879 N. of American Canyon. CA29 (Broadway St.) N. 0.8 miles from jct with American Canyon Rd. in American Canyon, E. on S Napa Junction Rd. 0.4 miles to the barn. (I'm not sure the road goes through based on the aerial photos.)
CA-28-02   Napa     06-2006 --GONE-- N38 18.075 W122 17.098 In Napa. 1st St. E. 1.1 miles from jct with CA29 in Napa, N. (left) on Soscol Av. 0.1 miles (1 block), W. (left) on Pearl St. 150' to the bldg on the S. side of the road at 825. Century Theatre Cinidome, octagon bldg, dome roof.
CA-28-03              
CA-28-04   St. Helena   1884 10-2023 N38 30.613 W122 28.795 At Beringer Vineyards in St. Helena. Main St. NW 0.15 miles from jct with Elmhurst Av., left into Beringer Vineyards 350' to the turret on the left side of the road. Octagon turret.
CA-28-05   Napa     10-2023 N38 17.861 W122 17.034 In Napa. At the E. corner of 3rd & Main Sts. Octagon turret.
CA-30-01 Orange Laguna Niguel     06-2010 --GONE-- N33 33.078 W117 40.419 In Laguna Niguel. Avery Pkwy W. 100 yds from jct with I5 exit 85, N. on Camino Capistrano 0.3 miles to the bldg on the E. side of the road at 28332. Allen Cadillac & GMC, true round bldg.
CA-30-02   Laguna Beach     07-2015 N33 32.823 W117 46.890 In Laguna Beach. CA133 (Broadway St.) N. 0.35 miles from jct with CA1 (S Coast Hwy) to the bldg on the E. side of the road. True round bldg.
CA-30-03   Irvine     09-2015 N33 40.365 W117 50.822 In Irvine. At the E. corner of Michelson Dr. & Jamboree Rd.
CA-30-04   Irvine     09-2015 N33 40.355 W117 50.821 Same as CA-30-03.
CA-30-05   Anaheim     08-2017 N33 48.330 W117 55.141 In Adventure Park in Disneyland in Anaheim. SW of I5 exit 110. Admission. Flo's V8 Cafe, true round bldg.
CA-30-06   Mission Viejo     11-2022 N33 33.865 W117 37.920 SE of Mission Viejo. Oso Pkwy E. 2.6 miles from jct with I5 exit 88 in Mission Viejo, S. on Antonio Pkwy 1.35 miles, W. on Crown Valley Pkwy 0.2 miles, S. on Sienna Pkwy 0.1 miles, S. on Mercantile Way 130 yds to the turret on the NE (left) side of the road. Med Lounge, round turret, windowed cupola.
CA-31-01 Placer Roseville     07-2013 N38 44.621 W121 16.087 In Roseville. Douglas Blvd E. 0.25 miles from jct with I80 exit 103, S. (curves W.) on Sunrise Av. 0.15 miles to the bldg on the N. side of the road at 130. Western Valley Federal Credit Union, oval bldg.
CA-31-02   Roseville     01-2014 N38 44.310 W121 14.752 In Roseville. Douglas Blvd E. 0.9 miles from jct with I80 exit 103, S. on Rocky Ridge Dr. 0.5 miles, E. on Johnson Ranch Rd. 0.5 miles to the bldg on the S. side of the road at 1970. Maidu Museum,, true round bldg.
CA-32-01 Plumas Graeagle     09-2010 N39 45.644 W120 36.923 In Graeagle. Yonkalla Trl S. 0.2 miles from jct with CA89 to the house on the W. side of the road at 18.
CA-32-02   Graeagle     09-2010 N39 45.313 W120 36.910 In Graeagle. Yonkalla Trl S. 0.5 miles from jct with CA89 to the house on the E. side of the road.
CA-34-01 Sacramento Rio Linda     10-2013 N38 42.450 W121 27.624 NW of Rio Linda. Rio Linda Blvd N. (curves NW) 0.7 miles from jct with Q St. on the NW side of Rio Linda to the house on the SW side of the road.
CA-34-02   North Highlands     03-2015 N38 41.367 W121 21.795 In North Highlands. Elkhorn Blvd NW 1.1 miles from jct with I80 exit 98, SW (curves W.) on Don Julio Blvd 0.75 miles to the church on the N. side of the road at 4325. St. Lawrence, hexagon church.
CA-34-03   Fair Oaks     10-2023 N38 37.983 W121 17.091 In Bannister Park in Fair Oaks. Bannister Rd. S. 0.2 miles from jct with Fair Oaks Blvd, left into parking lot. Park & walk N. several yds to the Bannister Bike Trl & walk (or bike) E. 0.1 miles to the bldg on the N. side of the trail. Maintenance, true round bldg, concrete block, flat roof.
CA-34-04   Sacramento     10-2023 N38 33.797 W121 20.418 In Sacramento. Bradshaw Rd. S. 0.15 miles from jct with US50, W. on Micron Av. 0.2 miles to the turret on the S. side of the road at 8584. Octagon turret.
CA-34-?1   Herald         NE of Herald. CA104 (Twin Cities Rd.) NE 5.45 miles from jct with Herald Rd. in Herald, E. on Clay East R. 0.75 miles, S. on Kirkwood St. 0.65 miles to the barn on the W. side of the road at 11870. (N38 19.579 W121 08.836)
CA-37-01 San Diego Escondido     07-2002   Round building at the entrance to the San Diego Wild Animal Park. (N33 05.983 W117 00.076) [Other round bldgs in park]
CA-37-02   Coronado   1888 03-2005 N32 40.823 W117 10.692 In Coronado. Orange Orange Av. SE 0.2 miles from jct with Rh Dana Pl, right on Avenida Del Sol 50', right on hotel main entrance 0.1 miles to the bldg on the W. side of the road. Hotel Del Coronado, 12 sided, many windowed clerestory, very steep roof, 2 small dormers per side, windowed cupola w/steep roof & walkway outside.
CA-37-03   San Diego     03-2005 N32 43.341 W117 09.806 In San Diego. Front St. S. 0.5 miles from jct with I5 exit 16, E. on Cedar St. 1 block, N. on 1st St. ½ block to the hotel on the E. side of the road at 1617. Holiday Inn, 12 sided, concrete, small dome roof.
CA-37-04   San Diego   2004 03-2005 --GONE-- N32 42.44 W117 09.43 In San Diego. 17th St. S. 0.1 miles from jct with I5 exit 14 in San Diego, W. on Commercial St. 0.6 miles to the bldg on the N. side of the road. Petco Park (San Diego Padres baseball teem), oval bldg.
CA-37-05   San Diego     03-2005 N32 43.165 W117 13.225 In San Diego. CA209 (Rosecrans St.) SW 2.8 miles from jct with I5 exit 20 in San Diego, SE on Shelter Island Dr. 0.6 miles, NE on Shelter Island Dr. 0.1 miles to the bldg at 2230. Bali Hai restaurant, round bldg, flat roof, rectangular addition.
CA-38-01 San Francisco San Francisco   1859 03-2005 N37 47.900 W122 25.004 In San Francisco. On theS. side of Green St. 120' E. of Leavenworth St. at 1067. Feusier, octagon house, 2 story, 1st story stucco, 2nd story scalloped white horizontal siding, flat roof, windowed cupola w/flat roof.
CA-38-02   San Francisco   1861 03-2005 N37 47.868 W122 25.647 In San Francisco. Gough St. S. 0.2 miles (3 ½ blocks) from jct with US101 (Lombard St.) in San Francisco to the house on the W. side of the road at 2645. McElroy, octagon house, museum, 2 story, blue horizontal siding, flat roof, windowed cupola w/flat roof.
CA-38-03   San Francisco     01-2004 N37 48.527 W122 24.939 In San Francisco. At Fisherman's Warf at the SE corner of The Embarcadero & Taylor St. Boudin Bakery, octagon bldg.
CA-38-04   San Francisco     03-2005 N37 48.484 W122 24.959 In San Francisco. At the SW corner of Jefferson & Taylor Sts. Golden Voyage Gift Shop, octagon turret, 3 story, spire.
CA-38-05   San Francisco     03-2005 N37 48.524 W122 24.588 In San Francisco. Van Ness Av. At the SW corner of Jefferson & Taylor Sts. Pier 39, octagon bldg, windowed cupola.
CA-38-06   San Francisco     03-2005 N37 45.443 W122 29.915 In San Francisco. At the NW corner of Lawton St. & 39th Av. Church of the Holy Name of Jesus, oval church.
CA-38-07   San Francisco   c1938 10-2006 N37 48.467 W122 28.540 In San Francisco. At the S. end of the Golden Gate bridge, on the E. side of the road at the far N. end of the visitors center. Golden Gate Gift Center, true round bldg, flat roof.
CA-38-?1   San Francisco   1963     The Ocho, octagon house. (N37 45.248 W122 28.206)
CA-39-01 San Joaquin Stockton     01-2004   In Stockton. On the E. side of I5 just S. of Hammer Ln., exit 478. Octagon church.
CA-39-02   Manteca     04-2011 N37 51.291 W121 13.144 N. of Manteca. S99 Frontage Rd. N. 1.9 miles from jct with CA99 exit 244 on the N. side of Manteca to the bldg on the W. side of the road at 12001. Delicato Winery, round bldg.
CA-39-03   Manteca     05-2012 N37 49.001 W121 13.047 In Manteca. Main St. S. 0.7 miles from jct with Lathrop Rd. (near CA99 exit 244) to the bldg on the W. side of the road at 1315. Hob Nob Bob's, true round bldg, rectangular attachment.
CA-39-04   Manteca         In Manteca. Manteca Octagon school. (N37 47.828 W121 12.701)
CA-39-05   Lodi 10' 1930s 11-2012 N38 08.249 W121 14.498 At Oak Ridge Winery E. of Lodi. CA12 (Victor Rd.) E. 0.85 miles from jct with CA99 in Lodi to the bldg on the S. side of the road. Tasting Room, true round bldg. Was a wine storage barrel.
CA-40-01 San Luis Obispo San Luis Obispo 77' x 80' Pre1900 10-2023 N35 14.212 W120 40.773 S. of San Luis Obispo. US101 S. 2.7 miles from jct with Broad St. in San Luis Obispo, E. on Los Osos Valley Rd. 0.4 miles, S. on Higuera St. 0.4 miles to the barn on the E. side of the road. Octagon barn, white vertical siding of random width boards, louvered cupola, excellent condition, part of The Land Conservancy. Concrete foundation & floor. Restored 1998 thru 2009.
CA-40-02   San Luis Obispo     06-2006 N35 16.045 W120 40.479 In San Luis Obispo. Madonna Rd. SW 0.15 miles from jct with US101 on the S. side of San Luis Obispo, right on Madonna Inn Rd. 0.2 miles to the bldg at 100. Madonna Inn, round bldg.
CA-40-03   Paso Robles     12-2002 N35 38.461 W120 41.234 In Paso Robles. 24th St. W. (curves S.) 0.15 miles from jct with US101 in Paso Robles to the bldg on the W. side of the road. Margie's Diner, round bldg.
CA-40-04   Pismo Beach     10-2023 N35 08.938 W120 39.033 At Cottage Inn by the Sea in Pismo Beach. Price St. NW 0.4 miles from jct with CA1 (Dolliver St.) in Pismo Beach to the bldg on the S. side of the road at 2351.
CA-40-05   Arroyo Grande     04-2008 N35 07.217 W120 36.507 In Arroyo Grande. Grand Av. W. 1.5 miles from jct with US101 exit 187 in Arroyo Grande to the bldg on the S. side of the road. Oak Park & Grand Dental Care, octagon turret.
CA-40-06   Arroyo Grande     05-2009 N35 07.246 W120 36.536 In Arroyo Grande. At the SE corner of Grand Av. & Oak Park Blvd. Tiger Tea House, octagon bldg, flat roof.
CA-40-07   Cambria     04-2015 N35 33.742 W121 05.618 In Cambria. At 1174 Main St. Santa Rosa Catholic, octagon church.
CA-40-08   Arroyo Grande   1897 10-2023 N35 07.595 W120 34.893 In Arroyo Grande. Branch St. E. 0.15 miles from jct with US101, N. on Wesley Av. 0.2 miles to the bldg at 250. The Tabernacle, 12-sided bldg, white vertical siding, large clerestory. Built by the Methodist Church, now a meeting place.
CA-40-09   Arroyo Grande     10-2023 N35 06.979 W120 34.915 In Arroyo Grande. At the E. corner of Valley Rd. & Fair Oaks Av. Clark Center for the Performing Arts, octagon bldg.
CA-40-10   Arroyo Grande     10-2023 N35 12.286 W120 36.920 N. of Arroyo Grande. CA227 (Branch St.) N. 7.5 miles from jct with US101 in Arroyo Grande to the turret on the W. side of the road at 6425 up a driveway 0.1 miles. Octagon turret.
CA-40-11   Arroyo Grande     10-2023 N35 07.683 W120 34.986 In Arroyo Grande, San Luis Obispo County, CA. Branch St. W. 0.3 miles from jct with Grand Av., right on Old Ranch Rd. 0.35 miles, right on Mercedes Ln. 0.1 miles to the turret ahead at 252. Octagon turret.
CA-40-12   Arroyo Grande     10-2023 N35 07.647 W120 35.026 In Arroyo Grande. Branch St. W. 0.3 miles from jct with Grand Av., right on Old Ranch Rd. 0.35 miles, right on Mercedes Ln. 270' to the turret on the left side of the road at 392. Octagon turret.
CA-40-13   Arroyo Grande     10-2023 N35 07.616 W120 35.015 In Arroyo Grande. Branch St. W. 0.3 miles from jct with Grand Av., right on Old Ranch Rd. 0.35 miles, right on Mercedes Ln. 150' to the turret on the right side of the road at 289. Octagon turret.
CA-40-14   Arroyo Grande     10-2023 N35 07.660 W120 34.983 In Arroyo Grande. Branch St. W. 0.3 miles from jct with Grand Av., right on Old Ranch Rd. 0.35 miles, right on Mercedes Ln. 0.1 miles to the turret on the right side of the road at 273. Octagon turret.
CA-40-15   Oceano   1855 10-2023 N35 05.932 W120 36.103 In Oceano. At the SE corner of Beach & 25th Sts. Octagon turret.
CA-40-16   Oceano     10-2023 N35 06.153 W120 37.043 In Oceano. On the NE side of Cabrillo Hwy 260' SE of Belridge St. at 1651. Geodesic house.
CA-40-17   San Luis Obispo     10-2023 N35 16.930 W120 39.62 In San Luis Obispo, San Luis Obispo County, CA. On the SE side of Monterey St. ½ block SW of Santa Rosa St. at 1055. Round turret.
CA-40-?1   Arroyo Grande         In Arroyo Grande. Possibly 7th Day Adventist gymnasium or events building at 120 Vernon St. True round bldg. (N35 07.519 W120 34.991)
CA-41-?1 San Mateo San Carlos   1872     In San Carlos. 125 Dale Av. Nathanial Brittan, octagon house. (N37 30.027 W122 16.331)
CA-43-01 Santa Clara Milpitas     06-2006 --GONE-- N37 25.27 W121 54.95 In Milpitas. CA237 W. 0.3 miles from jct with I880 exit 88 in Milpitas, S. on McCarthy Blvd 0.15 miles, E. on Bellew Dr. 0.2 miles, S. on Barber Ln. 0.15 miles to the bldg on the E. side of the road near the interstate.
CA-43-02   San Jose     06-2006 N37 17.519 W121 52.496 In San Jose. Curtner Av. W. 0.15 miles from jct with CA87 (Guadalupe Fwy), S. on Canoas Garden Av. 300' to the church on the W. side of the road at 2315. Cathedral of Faith, hexagon church.
CA-43-03   San Jose     05-2009 N37 16.718 W121 52.723 In San Jose. Capitol Expy W. 0.75 miles from jct with CA87 (Guadalupe Fwy), N. on Old Almaden Rd. 0.2 miles, W. on Foxworthy Av. 150' to the bldg on the N. side of the road at 1081. 6 geodesic bldgs grouped around a hexagon bldg. Kinder Care Learning Center, geodesic bldg.
CA-43-04   San Jose     10-2023 N37 20.381 W121 53.409 In San Jose. On the NE side of 3rd St. 180' SE of St. James St. at 160. First Unitarian Church, round turret.
CA-43-05   San Jose     10-2023 N37 20.381 W121 53.399 Same as CA-43-04. First Unitarian, round church, dome roof, small windowed cupola.
CA-43-06   San Jose     10-2023 N37 20.262 W121 53.159 In San Jose. On the SE side of Santa Clara St. across from the SE end of 5th St. at 200. City Hall Rotunda, round bldg, dome roof.
CA-43-07   San Jose     10-2023 N37 16.488 W121 50.110 At The Woods (gated) in San Jose. The Woods Dr. NE 360' from jct with Snell Av., right on The Woods Dr. 0.1 miles, right (S.) on The Woods Crossing 160', left 100 yds to Foxwood Bldg 6 on the right. Bldg is ahead 50'. True round bldg, 2 story, no cupola.
CA-44-01 Santa Cruz Santa Cruz     06-1986 N36 57.823 W122 01.198 On Santa Cruz Beach in Santa Cruz. Ocean St. S. 0.75 miles from jct with CA17 (Santa Cruz Hwy), W. (right) on Soquel Av. 0.4 miles, S. (left) on Pacific Av. 0.8 miles, E. (left) on Beach St. 0.2 miles to the bldg on the S. side of the road at 400. Cocoanut Grove Grand Ballroom, round bldg, dome roof.
CA-44-02   Aptos     06-2006 N36 58.711 W121 54.412 In Aptos. State Park Dr. N. 0.2 miles from jct with CA1 in Aptos, SE (right) on Soquel Dr. 0.15 miles to the bldg on the E. side of the road at 7851. Washington Mutual Bank, octagon bldg, no cupola.
CA-44-03   Watsonville     05-2009 N36 55.870 W121 46.551 In Watsonville. Green Valley Rd. N. 1.0 miles from jct with CA152 (Main St.) to the church on the E. side of the road at 376. Green Valley Christian Center, octagon church.
CA-44-04   Watsonville     05-2009 N36 55.318 W121 46.214 In Watsonville. CA152 (Main St.) E. 0.9 miles from jct with Green Valley Rd., N. on Arthur Rd. 0.5 miles to the church on the W. side of the road at 360. Arthur Road Baptist, hexagon church.
CA-44-05   Watsonville     05-2009 N36 55.349 W121 46.224 In Watsonville. CA152 (Main St.) E. 0.9 miles from jct with Green Valley Rd., N. on Arthur Rd. 0.5 miles to the church on the W. side of the road at 352. First Church of Christ Scientist, hexagon church.
CA-44-06   Santa Cruz   1882 09-2011 N36 58.501 W122 01.535 Now Lulu's in Santa Cruz. Ocean St. S. 0.4 miles from jct with CA17 (Santa Cruz Hwy), W. (right) on Water St. 0.35 miles, left on Front St. 0.15 miles to the bldg on the W. side of the road. Hall of Records, octagon bldg, brick.
CA-44-?1   Watsonville         In Watsonville. On the SE side of Beach St. at the SE end of Eaton Ct. 12-sided School. (N36 54.768 W121 45.168)
CA-44-?2   Santa Cruz   1884     In Santa Cruz. 130 Sycamore St. Hexagon house. (N36 58.051 W122 01.548)
CA-44-?3   Santa Cruz   1886     In Santa Cruz. Sargent, octagon cottage. (N36 57.878 W122 00.642)
CA-45-01 Shasta Fall River Mills     09-2010 N41 00.155 W121 26.737 In Fort Crook Museum in Fall River Mills. CA299 W. 0.45 miles from jct with Main St., N. on Fort Crook Av. 100 yds to the museum on the E. side of the road. [www.fortcrook.com] Fort Cook Museum, 12-sided bldg, steep roof, large windowed cupola.
CA-45-02   Fall River Mills   2009 09-2010 N41 00.110 W121 26.772 In Fort Crook Museum, in Fall River Mills. CA299 W. 0.45 miles from jct with Main St., N. on Fort Crook Av. 200' to the barn on the E. side of the road. Moved here & rebuilt in 2009, was CA-18-01. Beaver Creek, 16 sided barn, steep roof.
CA-48-01 Solano Suisun City     01-2004 N38 14.302 W122 02.235 In Suisun City. Civic Center Blvd S. 0.4 miles from jct with CA12 in Suisun City to the bldgs at 701 Civic Center Blvd. City Hall. Next to CA-48-02.
CA-48-02   Suisun City     01-2004 N38 14.297 W122 02.246 Same as CA-48-01.
CA-49-01 Sonoma Santa Rosa   1875-80 09-2009 --GONE-- N38 28.548 W122 43.641 In Santa Rosa. US101 N. 3.2 miles from jct with CA12 in Santa Rosa, SE on Mendocino Av. 0.15 miles, E. on Fountain Gove Pkwy. 0.1 miles, N. on Round Barn Blvd 0.1 miles to the barn on the E. side of the road. FountainGrove, 16-sided, currently vacant, good condition. Documented by HABS. Destroyed by wildfire 10-9-17.
CA-49-02   Santa Rosa 76' 1891 09-2009 N38 26.452 W122 43.514 At the WestEnd Neighborhood Association in Santa Rosa. CA12 W. 0.6 miles from jct with US101 in Santa Rosa, N. on Dutton Av. 0.5 miles, E. on 8th St. 0.25 miles, N. on Donahue St. 0.1 miles to the barn on the W. side of the road at 819. DeTurk, true round barn, white horizontal siding, originally a race horse barn, Santa Rosa has been using since 1937, excellent condition. Exterior wall height from grade to cornice board is 16'. [www.railroadsquare.net/services/services.asp]
CA-49-03   Bloomfield     ? UNK In Bloomfield. Octagon house.
CA-49-04   Petaluma   1857 09-2009 N38 14.538 W122 45.164 WNW of Petaluma. Western Av. SW 1.9 miles from jct with Petaluma Blvd in Petaluma, continue SW (curves NW) on Spring Hill Rd. 5.1 miles to the house on the W. side of the road at 3925 at 3925. Two Rock, octagon house, 2 story, original tile roof, now asphalt shingles, large, low cupola. Built by Charles Blackburn.
CA-49-05   Geyserville     03-2005 N38 42.738 W122 58.701 At the Ferrari Carano Winery W. of Geyserville. Canyon Rd. W. 2.1 miles from jct with US101 just N. of Geyserville, N. on Dry Creek Rd. 1.7 miles to the bldg on the W. side of the road. Security bldg, octagon, tile roof, small cupola.
CA-49-06   Guerneville     10-2023 N38 30.464 W122 57.859 At Korbel Winery E. of Guerneville. River Rd. NE (curves S.) 2.7 miles from jct with Gravenstein Hwy in Guerneville, E. (left) 30', S. 400' to parking lot. Turret is 250' to the E. behind the bldg. Round turret, brick.
CA-49-07   Bodega     10-2023 N38 20.183 W122 58.438 S. of Bodega, Somona County, CA. Bodega Hwy S. 0.6 miles from jct with Salmon Creek Rd. in Bodega, E. on Shoreline Hwy 0.2 miles to the house on the N. side of the road at 17699. Fernando's B&B, geodesic house, pentagon cupola.
CA-49-08   Bodega Bay     10-2023 N38 22.786 W123 04.697 N. of Bodega Bay. CA1 (Shoreline Hwy) N. 4.25 miles from jct with Taylor St. in Bodega Bay, E. on Eureka Dr. 250', S. on El Camino Bella 50' to the house on the E. side of the road at 5410. 24 sided house, N. most & connected to CA-49-09.
CA-49-09   Bodega Bay     10-2023 N38 22.780 W123 04.697 Same as CA-49-08. 24 sided house, S. most & connected to CA-49-08.
CA-49-10   Bodega Bay     10-2023 N38 22.812 W123 04.770 N. of Bodega Bay. CA1 (Shoreline Hwy) N. 4.25 miles from jct with Taylor St. in Bodega Bay, E. on Eureka Dr. 250', N. on El Camino Bella 100' to the house on the W. side of the road at 5435. 12 sided house.
CA-49-11   Jenner     10-2023 N38 31.056 W123 14.821 NW of Jenner. CA1 NW 11.25 miles from jct with La Porte Dr. in Jenner, S. on Ft. Ross Rd. 100 yds to the bldg. Entrance, octagon bldg.
CA-49-?1   Glen Ellen   1900     W. of Glen Ellen. 4100 Wake Robin Dr. Octagon house. (N38 22.117 W122 32.357)
CA-49-?2   Windsor 110' 1891     NE of Windsor. Arata Ln. E. 1.0 miles from jct with US101 on the NW side of Windsor, N. on Brooks Rd. 0.5 miles, E. on Mt. Weske Dr. 0.3 miles to the barn on the N. side of the road at 1520 up a driveway 100 yds. Ask permission. Mt. Weske Stables, octagon barn, cupola w/walkway around it. Renovated in 2010 & used as a music studio. (N38 34.078 W122 47.662)
CA-50-01 Stanislaus       10-2023 N37 38.313 W120 59.896 In Modesto. At the W. corner of 10th & H Sts. Round turret.
CA-50-02   Empire     10-2023 N37 38.312 W120 54.138 n Empire. At the NE corner of Yosemite Blvd & Church St. Watermill Express, hexagon bldg.
CA-50-03   Riverbank     10-2023 N37 42.678 W120 57.482 In Riverbank. At the NE corner of Claribel & Oakdale Rds. Round turret.
CA-50-04   Riverbank     10-2023 N37 45.119 W120 59.634 NW of Riverbank. Patterson Rd. W. 2.0 miles from jct with Oakdale Rd. on the W. side of Riverbank, N. on McHenry Av. 1.3 miles to the turret on the E. side of the road at 7730 up a private driveway 480'. Octagon turret.
CA-51-01 Sutter Yuba City     03-2010 N39 08.520 W121 40.363 In Yuba City. CA20 (Colusa Hwy) W. 2.0 miles from jct with CA99, N. on George Washington Blvd 150', W. on Colusa Frontage Rd. 100 yds to the church on the N. side of the road. First United Methodist, octagon church.
CA-51-02   Live Oak     06-2020 N39 17.094 W121 39.800 In Live Oak. CA99 (Live Oak Blvd) N. 0.65 miles from jct with Pennington Rd. to the church on the W. side of the road at 10720. Father's House, 10 sided church, large windowed clerestory.
CA-52-01 Tehama Red Bluff     04-2019 N40 11.298 W122 12.134 At Tehama County Fairgrounds in Red Bluff. CA36/99 (Antelope Blvd) NE (curves E.) 1.3 miles from jct with I5 exit 649 to the fairgrounds on the N. side of the road. Lawn Arena, octagon bldg.
CA-54-01 Tulare Tulare     04-2011 N36 12.468 W119 20.573 In Zumwalt Park in Tulare. CA137 (Tulare Av.) W. 0.85 miles from jct with CA99 exit 87, S. on M St. ½ block to the bldg on the E. side of the road.
CA-57-01 Yolo Esparto         SW of Esparto. CR21A W. 1.2 miles from jct with CA16 (Yolo Av.) on the S. side of Esparto, S. on CR85B 0.4 miles, W. on CR22A 0.3 miles to the barn on the S. side of the road up a driveway 0.1 miles. Ask permission. True round barn. (N38 41.000 W122 02.867)
CA-57-02   Dixon     10-2019 N38 28.405 W121 40.483 E. of Dixon. E A St. (becomes Dixon Av.) E. 2.0 miles form jct with CA113 (1st St.) in Dixon, N. on Robben Rd. 0.5 miles, E. on Hackman Rd. 6.0 miles, N. on CR105 1.5 miles to the house on the E. side of the road. Geodesic house.