– Nov 23, 2007
| Number | County | Town | Size | Built | Verif | GPS | Description |
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| ON-01-01 | Algoma | Wawa | 30' | 1972 | 05-2007 | N47 59.39 W84 46.89 | In Wawa. At 25 Superior Av. next to ON-01-02. True round house, brick, conical roof, central chimney. |
| ON-01-02 | Wawa | 32' | 1972 | 05-2007 | N47 59.39 W84 46.88 | Same as ON-01-01. True round double car garage with three bedrooms upstairs, brick, conical roof. | |
| ON-01-03 | Sault Ste Marie | 24' | 1949 | 05-2007 | N46 30.86 W84 20.22 | In Sault Ste Marie. Bruce St. SW 2 blocks from jct with PH17B (Wellington St.) in Sault Ste Marie, NW (right) on Queen St. ½ block to the bldg on the W. side of the road at 264 at the Steelback Centre. Memorial Tower, octagon, concrete. | |
| ON-01-04 | Sault Ste Marie | 113' | 1963 | 05-2007 | N46 31.50 W84 15.92 | In Sault Ste Marie. PH17 (Trunk Rd.) NE 1.2 miles (1.9km) from jct with PH17B & Black Rd. in Sault Ste Marie to the church on the E. side of the road at 847. Paroisse Sainte Marie Du Sault Catholic church, hexagon. | |
| ON-01-05 | Garden River | 110' | 1993 | 05-2007 | N46 32.15 W84 08.94 | ENE of Sault Ste Marie. PH17 E. 7.6 miles (12.2km) from jct with PH17B & Black Rd. in Sault Ste Marie, S. on Shingwauk St. 0.1 miles (0.15km) to the bldg on the E. side of the road at 7. Garden River First Nation Child Care Center, octagon bldg. | |
| ON-02-01 | Brant | Brantford | 45' (14m) | c1870 | 06-2007 | N43 05.06 W80 18.67 | SW of Brantford. PH24 S. 1.9 miles (3.1km) from jct with PH53 just W. of Brantford, E. on Maple Av. 2.2 miles (3.5km) to the house on the S. side of the road. Scape Spa, octagon house, each side has a dormer w/window, windowed cupola. |
| ON-03-01 | Bruce | Tobermory | 22' | 2006 | 06-2007 | N45 14.99 W81 39.65 | SE of Tobermory. PH6 SE 0.6 miles (1.0km) from jct with Front St. in Tobermony to the bldg on the W. side of the road at 7379. North Bruce Realty, hexagon bldg. |
| ON-03-02 | Port Elgin | 8' | 06-2007 | N44 27.27 W81 22.44 | NE of Port Elgin. PH21 NE 1.5 miles (2.4km) from jct with Gustavus St. in Port Elgin to the bldg on the E. side of the road at 7379. Information booth, round (pumpkin) bldg. | ||
| ON-05-01 | Dufferin | Orangeville | 30' | 1989 | 06-2007 | N43 58.41 W80 06.70 | At the Mono 10 & 10 Driving Range N. of Orangeville. PH10 N. 4.0 (6.4km) miles from jct with PH109 in Orangeville to the bldg on the W. side of the road. Mono 10 & 10 Driving Range, round bldg. |
| ON-08-01 | Elgin | Port Burwell | 30' (9m) | 2007 | 05-2007 | N42 39.66 W80 48.63 | N. of Port Burwell. PR42 W. (turns N. & curves back W.) 1.4 miles (2.3km) from jct with PH19 (Victoria St.) in Port Burwell to the bldg on the N. side of the road. Erie Shores Wind Farm Interpretive Centre, round bldg, no cupola. |
| ON-09-01 | Essex | Windsor | 22' | 2002 | 06-2007 | N42 18.72 W83 03.99 | In Assumption Park in Windsor. Huron Church Rd. N. 2.9 miles (4.7km) from jct with E.C. Row Expy in Windsor, E. (right) on Riverside Dr. 0.3 miles (0.5km) to the park on the N. side of the road. Restrooms, hexagon bldg. |
| ON-09-02 | Windsor | 26' | 1992 | 06-2007 | N42 18.18 W83 04.65 | In Mill Heritage Park in Windsor. Huron Church Rd. N. 2.1 miles (3.4km) from jct with E.C. Row Expy in Windsor, W. (left) on College Av. 0.2 miles (0.3km) N. (right) on Felix Av., W. (left) on Mill St. 0.4 miles (0.6km) to the park on the N. side of the road. True round windmill. | |
| ON-09-03 | Windsor | 75' | 2003 | 06-2007 | N42 17.39 W83 04.41 | In Windsor. Huron Church Rd. N. 1.1 miles (1.8km) from jct with E.C. Row Expy in Windsor, W. (left) on Prince Rd. 0.9 miles (1.4km), N. (right) on Wells St. 200' (61m) to the church on the W. side of the road at 3640. Church of Maryvale Adolescent & Family Services, octagon church. | |
| ON-09-04 | Leamington | 20' x 14' | 1961 | 06-2007 | N42 03.15 W82 36.12 | In Leamington. Talbot St. W. 0.1 miles (0.2km) from jct with PH77 (Erie St.) in Leamington to the bldg on the S. side of the road at 72. Tourist information booth shaped like a tomato, round bldg. | |
| ON-09-05 | Leamington | 10' | 2000 | 06-2007 | N42 00.51 W82 34.26 | SE of Leamington. Erie St. S. 0.3 miles (0.5km) from jct with PH20 (Seacliff Dr.) on the S. side of Leamington, SE on Robson Rd. 2.2 miles (3.5km) to the bldg on the W. side of the road at 642. Clubhouse, octagon bldg, 2 story, bottom story cut limestone, 2nd story unpainted horizontal siding, windowed cupola. | |
| ON-09-06 | Kingsville | 52' | 1972 | 06-2007 | N42 02.28 W82 44.36 | In Kingsville. PH20 (Main St.) E. 100' (30m) from jct with Division St. in Kingsville to the bldg on the N. side of the road at 2. Bank of Montreal, octagon bldg. | |
| ON-09-07 | Amherstburg | 44' | 1955 | 06-2007 | N42 07.72 W83 06.91 | N. of Amherstburg. PH20 (maybe PH18) (Sandwich St. - becomes Front Rd.) N. 1.3 miles (2.1km) from jct with Alma St. in Amherstburg to the house on the W. side of the road at 516. True round house, white brick around front door, very low pitch roof, no cupola. | |
| ON-09-08 | Amherstburg | 44' | 1955 | 06-2007 | N42 07.73 W83 06.91 | N. of Amherstburg. PH20 (maybe PH18) (Sandwich St. - becomes Front Rd.) N. 1.3 miles (2.1km) from jct with Alma St. in Amherstburg to the house on the W. side of the road at 520. True round house, vertical siding around front door, very low pitch roof, no cupola, to ON-09-07. | |
| ON-13-01 | Grey | Hepworth | 45' (oval) | 1981 | 06-2007 | N44 37.26 W81 06.20 | SE of Hepworth. PH6 SE 1.6 miles (2.6km) from jct with Stone School Rd. in Hepworth to the house on the W. side of the road. Oval house on the outside, giant circle on the inside. |
| ON-13-02 | Meaford | 12' | 1991 | 06-2007 | N44 36.52 W80 35.53 | In Meaford. On the E. side of PH26 (Sykes St.) between Nelson & Collingwood Sts. Tourist information booth, round bldg (apple). | |
| ON-13-03 | Owen Sound | 9' | 06-2007 | N44 34.72 W80 56.85 | In Owen Sound. PR1 (2nd Av. W. - becomes Eddy Sargeant Pky) N. 0.8 miles (1.3km) from jct with PH6/26 (10th St.) in Owen Sound to the bldg on the W. side of the road. Concession stand, hexagon bldg, very steep roof. | ||
| ON-19-01 | Kenora | Kenora | 137' | 1967 | 05-2007 | N49 45.69 W94 29.33 | In Kenora. At 470 1st Av. S on the W. side of the street. Best Western, 24-sided. |
| ON-21-01 | Lambton | Ravenswood | 35' | 1992 | 06-2007 | N43 15.01 W81 50.99 | In Pinery Provincial Park NE of Ravenswood. PH21 (Lakeshore Rd.) NE 7.7 miles (12.4km) from jct with Ipperwash Rd. in Ravenswood, N. into the park 1.0 miles (1.6km) to the bldg on the W. side of the road. Visitors center, hexagon bldgs. Composed of 5 separate hexagon buildings and was built to resemble a grain of sand (it sits on a sand dune). Almost everything inside is 6-sided. The buildings are Discover, Explore, Information, Theatre, and Shop. |
| ON-26-01 | Manatoulin | M'Chigeeng | 57' | 1971 | 05-2007 | N45 49.56 W82 09.60 | In M'Chigeeng on the M'Chigeeng Indian Reserve 22 on Manatoulin Island. At the SE corner of the intersection of PR540 (Little Current Rd.) & PR541 (Corbiere St.). Immaculate Conception Catholic Church, 10 sided, steep roof. |
| ON-26-02 | Gore Bay | 55' | 1985 | 05-2007 | N45 55.11 W82 27.73 | In Gore Bay on Manatoulin Island. Water St. N. 0.25 miles (0.4km) from jct with Main St. in Gore Bay to the bldg on the E. side of the road on the waterfront. Rocky Raccoon Café, octagon bldg, 2 story, large windowed cupola w/very small louvered cupola. | |
| ON-28-01 | Muskoka | Bracebridge | 35' | 1882 | 06-2007 | N45 02.40 W79 18.30 | In Bracebridge. Muskoka Rd. NW 0.3 miles (0.5km) from jct with Cedar Ln in Bracebridge, N. (right) on King St. 200' (60m) to the house on the W. side of the road at 15 behind another building. Woodchester Villa, octagon house. |
| ON-28-02 | Bala | 19' | 1977 | 06-2007 | N45 00.38 W79 36.77 | At the Garden Center S. of Bala. DR169 S. 0.7 miles from jct with Gordon St. in Bala to the garden center at 3032. 12 sided bldg, glass. | |
| ON-30-01 | Norfolk | Port Dover | 11' (3m) | 1992 | 06-2007 | N42 46.95 W80 12.07 | In Port Dover. Main St. SE 1 block from jct with PH6 (Walker St.) in Port Dover, S. on Harbor St. 0.1 miles (0.2km) to the bldg on the W. side of the road (on the wharf). Perogie Bear, hexagon bldg, concession stand, cupola. |
| ON-30-02 | Port Rowen | 30' (9m) | c1866 | 06-2007 | N42 39.17 W80 28.28 | In Heritage Village NNW of Port Rowen. Regional 42 Rd. NNW 1.5 miles (2.4km) from jct with Wolven St. in Port Rowen to the village. Drive in about ¾ mile (1.2km), park, & walk about 0.4 miles (0.6km) to the schoolhouse. Admission. Cherry Valley, octagon school, brick. | |
| ON-34-01 | Oxford | Otterville | 40' (12m) | c1960 | 06-2007 | N42 55.43 W80 37.15 | In Otterville. Main St. (becomes Otterville Rd.) W. 0.8 miles (1.3km) from jct with William St. on the N. side of Otterville to the house on the S. side of the road. Pine Street Friends Meeting House, octagon house, white vertical siding, no cupola, central chimney. |
| ON-34-02 | Otterville | 10' (3m) | c1960 | 06-2007 | N42 55.42 W80 37.14 | Same as ON-34-01. Maintenance / utility shed for the meeting place building. | |
| ON-34-03 | Woodstock | 45' (14m) | 2000 | 06-2007 | N43 07.01 W80 44.94 | In Woodstock. PH59 (Norwich Av.) N. 0.7 miles (1.1km) from jct with PH401 on the S. side of Woodstock, W. on Parkinson Rd. 0.5 miles (0.8), S. on Ferguson Dr. 0.1 miles (0.2km) to the church on the W. side of the road at 160. Peace Lighthouse, round church. Built to commemorate 200 yrs of Christianity. | |
| ON-35-01 | Parry Sound | Rosseau | 15' | 1967 | 06-2007 | N45 15.10 W79 38.22 | SE of Rosseau. PH141 SE 0.3miles from jct with PR3 (Cardwell Rd.) in Rosseau, S. on Bright St. 0.1 miles to the bldg at the entrance to the college. Rosseau Lake College Storage bldg for sports equipment, hexagon bldg, used to be a ticket booth in the 1960s and 70s. |
| ON-37-01 | Perth | Stratford | 130' (40m) | 1957 | 06-2007 | N43 22.43 W80 58.10 | In Queens Park in Stratford. PH7/8 (Ontario St.) E. 0.8 miles (1.3km) from jct with PH7 (Erie St.) in Stratford, N. on Parkview Dr. 0.1 miles (0.2km - 2 blocks), W. (curves N.) on Queens Park Dr. W 0.1 miles (0.2km) to the bldg on the W. side of the road at 55. Festival Theatre, round bldg. (JS, 6-23-07 |
| ON-37-02 | Stratford | 25' (8m) | 1976 | 06-2007 | N43 22.33 W80 59.00 | In Avon River Park in Stratford. N. of York St. & E. of PH8 (Huron St.). Visitor Information Center, octagon bldg, windowed cupola. | |
| ON-42-01 | Renfrew | Calabogie | In Calabogie. 15 Octagon Lane. Octagon Studio, octagon house, brick, 2 story, no cupola. | ||||
| ON-44-01 | Simcoe | Midhurst | 36' | 1990 | 06-2007 | N44 26.77 W79 44.90 | W. of Midhurst. PH26 W. 0.5 miles (0.8km) from jct with PH27 W. of Midhurst to the bldg on the N. side of the road at 1170. Board of Education building (Taj Mahal), true round bldg. |
| ON-44-02 | Orillia | 18' | 1983 | 06-2007 | N44 38.33 W79 25.46 | At the Sundial Inn in Orillia. PH11 N. 2.2 miles (3.5km) from jct with PH12 on the W. side of Orillia to the bldg on the E. side of the road. Geodesic bldg, originally held a hot tub for the motel. | |
| ON-44-03 | Midland | 13' | 2000 | 06-2007 | N44 44.43 W79 53.86 | In Midland. PH12 (Yonge St.) NE 0.6 (1.0km) miles from jct with PH93 on the S. side of Midland to the bldg on the S. side of the road at 860. Patriot gas sales, octagon bldg. | |
| ON-44-04 | Cookstown | 40' | 1976 | 06-2007 | N44 12.30 W79 42.30 | N. of Cookstown. PH27 N. 1.1 miles (1.8km) from jct with PH89 in Cookstown to the house on the E. side of the road at 5767. True round house, brick, clerestory w/aluminum cap, round porch. | |
| ON-44-05 | Barrie | 58' | 2001 | 06-2007 | N44 28.80 W79 41.05 | N. of Barrie. PH400 N. 3.8 miles (6.1km) from jct with PH11 exit 103 NW of Barrie, E. on Forbes Rd. 0.6 miles (1.0km) to the house on the S. side of the road at 2133. Hempola Valley Farm, octagon house. | |
| ON-47-01 | Thunder Bay | Jumbo Gardens | 25' | 1909 | 05-2007 | N48 26.07 W89 13.09 | In Jumbo Gardens. PH102 (Red River Rd.) E. 2.0 miles (3.2km) from jct with PH11/17 in Jumbo Gardens to the bldg on the N. side of the road. The Tourist Pagoda, octagon bldg, tourist information booth. |
| ON-47-02 | Kakabeka Falls | 40' | 05-2007 | N48 24.12 W89 36.85 | In Kakabeka Falls. PH11/17 E. 0.9 miles (1.4km) from jct with PR590 in Kakabeka Falls to the bldg on the N. side of the road. Geodesic bldgs. | ||
| ON-50-01 | Waterloo | Cambridge | 42' (13m) | 07-2007 | N43 21.71 W80 15.82 | E. of Cambridge. Main St. E. 1.4 miles (2.3km) from jct with PH8 (Dundas St.) in Cambridge, left & continue E. on Robinson Rd. 0.1 miles (0.2km) to the house on the S. side of the road at 35. 12 sided house, 2 story, brick, no cupola. | |
| ON-50-02 | Baden | 35' (11m) | 1982 | 07-2007 | N43 24.40 W80 38.84 | E. of Baden. Snyders Rd. E. 0.15 miles (0.2km) from jct with Sandhills Rd. on the E. side of Baden to the house on the S. side of the road at 535. Geodesic house. | |
| ON-50-03 | Kitchener | 10' (3m) | 2002 | 07-2007 | N43 26.28 W80 27.76 | In Kitchener. Dixon St. S. 0.1 miles (0.2km) from jct with King St. E on the E. side of Kitchener, W. on Rockway Dr. 0.2 miles (0.3km), N. on Doon Rd. 150' (46m), W. on Floral Cres 50' (15m) to the bldg on the north side of the road. Pump house for a fountain, octagon, louvered cupola. | |
| ON-50-04 | Kitchener | 70' (21m) | 1973 | 07-2007 | N43 27.16 W80 29.06 | In Kitchener. King St. NW 1.7 miles (2.7km) from jct with PH7/8/85 (Conestoga Pkwy) on the E. side of Kitchener, NE (right) on Frederick St. 0.3 miles (0.5km) to the bldg on the W. side of the road at 150. Regional Municipality of Waterloo Administration Building, true round bldg, no cupola. | |
| ON-52-01 | Wellington | Guelph | 57' (17m) | 07-2007 | N43 33.84 W80 16.23 | In Riverside Park in Guelph. Woolwich St. SE 0.3 miles (0.5km) from jct with PH6 (Woodlawn Rd.) on the NW side of Guelph, NE (left) on Marilyn Dr. 0.2 miles (0.3km) to the bldg. Carrousel, 12 sided bldg, windowed clerestory, small louvered cupola. | |
| ON-56-01 | Hamilton | Mount Albion | 65' (20m) | 1991 | 07-2007 | N43 11.64 W79 47.29 | In Mount Albion. Mud St. W. 1.0 miles (1.6km) from jct with PH20 (Upper Centennial Pky) on the E. side of Mount Albion, S. on Isaac Brook Dr. 200' (61m) to the church on the E. side of the road at 360. Hermitage Green Presbyterian Church, hexagon. |
| ON-57-01 | Niagara | Niagara- on- the- Lake | 06-2004 | N43 15.22 W79 04.07 | In Niagara-on-the-Lake. On Queen St. across from the Festival Theatre. | ||
| ON-57-02 | Niagara Falls | 15' (5m) | 1991 | 06-2007 | N43 05.35 W79 04.41 | At the entrance to the Maid-Of-The-Mist boat ride in Niagara Falls. PH420 (Roberts Rd.) E. (curves SE) 2.3 miles (3.7km) from jct with Queen Elizabeth Way in Niagara Falls, SW (right) on Falls Av. 0.25 miles (0.4km), left on Clifton Hill 0.1 miles (0.1km), cross Niagara Pkwy to the bldg. Welcome center, octagon bldg, brown vertical siding. | |
| ON-57-03 | Niagara Falls | 108' (33m) | 1965 | 06-2007 | N43 05.10 W79 04.77 | In Niagara Falls. PH420 (Roberts Rd.) E. (curves SE) 1.1 miles (1.8km) from jct with Queen Elizabeth Way in Niagara Falls, S. on Portage Rd. 0.7 miles (1.1km), E. on Robinson Rd. 0.5 miles (0.8km) to the tower on the S. side of the road at 5200. Skylon tower, true round bldg. | |
| ON-57-04 | Niagara Falls | 15' (5m) | 2006 | 06-2007 | N43 05.48 W79.04.50 | In Niagara Falls. PH420 (Roberts Rd.) E. (curves SE) 2.3 miles (3.7km) from jct with Queen Elizabeth Way in Niagara Falls, SW (right) on Falls Av. 0.25 miles (0.4km), right on Clifton Hill 0.1 miles (0.2km) to the bldg. on the S. side of the road. Sky Wheel, octagon bldg. | |
| ON-57-05 | Port Colborne | 15' (5m) | 1983 | 06-2007 | N42 54.07 W79 14.77 | In Port Colborne. PH3 (Main St.) E. 1.0 miles (1.6km) from jct with PH58 (West Side Rd.) on the NW side of Port Colborne to the bldg on the S. side of the road. Tourist information center, hexagon bldg. | |
| ON-57-06 | Port Colborne | 82' (25m) | 06-2007 | N42 53.52 W79 14.25 | In Port Colborne. PH3 (Main St.) E. 1.3 miles (2.1km) from jct with PH58 (West Side Rd.) on the NW side of Port Colborne, S. on Wellington St. 0.7 miles (1.1km), E. on Killaly St. 0.15 miles (0.2km) to the church on the N. side of the road at 300. St-Jean-De-Brebeuf, round church. | ||
| ON-57-07 | Port Colborne | 13' (4m) | 2002 | 06-2007 | N42 53.26 W79 15.10 | In Port Colborne. Killaly St. E. 1.1 miles (1.8km) from jct with PH3 on the W. side of Port Colborne, S. on King St. 0.3 miles (0.5km) to the bldg on the W. side of the road at 280. Octagon bldg, red. Built as a replica to the light atop the Port Colborne Lighthouse and is used as a museum for various lighthouse artifacts. | |
| ON-57-08 | Vineland | 70' (21m) | 1996 | 07-2007 | N43 09.59 W79 23.63 | In Vineland. At the NW corner of PR24 (Victoria Av.) & Frederick Av. Moses F Rittenhouse library, true round bldg, brick, flat roof. | |
| ON-57-09 | Jordan | 37' (11m) | 2004 | 07-2007 | N43 07.58 W79 21.57 | S. of Jordan. 19th St. S. 1.4 miles (2.3km) from jct with Regional 81 Rd. in Jordan, E. on 7th Av. 0.4 miles (0.6km) to the bldg on the N. side of the road at 2727. The Cellar Door of Flat Rock Cellars winery, hexagon bldg. Attached to ON-57-10 by a covered walkway. Retail store for the winery. (JS, 7-3-07, N43 07.58 W79 21.57) | |
| ON-57-10 | Jordan | 70' (21m) | 2004 | 07-2007 | N43 07.58 W79 21.58 | Same as ON-57-09. Wine making building of the winery, hexagon bldg. (JS, 7-3-07, N43 07.58 W79 21.58) | |
| ON-57-11 | Beamsville | 80' (24m) | 1986 | 07-2007 | N43 09.79 W79 28.09 | In Beamsville. King St. W. 0.2 miles (0.3km) from jct with Bartlett Rd. in Beamsville to the church on the N. side of the road at 4861. Providence Christian Reform church, hexagon church. | |
| ON-57-12 | Grimsby | 163' (50m) | 2001 | 07-2007 | N43 12.37 W79 35.88 | In Grimsby. Casablanka Blvd S. 0.15 miles (0.3km) from jct with Queen Elizabeth Way exit 74 in Grimsby, NW (right) on South Service Rd. 0.2 miles (0.3km) to the bldg on the N. side of the road. Niagara Tourism and Information Center, octagon bldg. The building houses the tourist information services in the center circle of the building and there are shops (eating, etc) all around the circle inside. | |
| ON-57-13 | St. Catharines | 88' (27) | 07-2007 | N43 11.23 W79 18.14 | W. of St. Catharines. Seventh Louth St. N. 0.3 miles from jct with Queen Elizabeth Way exit 51 just W. of St. Catharines, E. on Lakeshore Rd. 0.4 miles (0.6km), N. on Firelane 500 (Oakview Av.) 250' (75m) to the church on the W. side of the road at 1142. Netherlands Reform Congregation Church, octagon. |