Public land

Sioux Narrows Provincial Park (Recreational Class)

Provincial Park - Ontario Parks

Ontario - 334 acres

William Bog Nature Reserve

NGO/Land Trust/Agency - Fee Simple Property - Thunder Bay Field Naturalists

Ontario - 334 acres

Medway Valley Heritage Forest Esa

Municipal Heritage/Natural Area - City of London

Ontario - 332 acres

Dickenson Creek Swamp

Conservation Area - South Nation River Conservation Authority

Ontario - 329 acres

Rockway Conservation Area

Conservation Area - Niagara Peninsula Conservation Authority

Ontario - 328 acres

Boyd Conservation Area

Conservation Area - Toronto and Region Conservation Authority

Ontario - 327 acres

Mikisew Provincial Park (Recreational Class)

Provincial Park - Ontario Parks

Ontario - 323 acres

Headwater Forest

Conservation Area - Sault Ste. Marie Region Conservation Authority

Ontario - 323 acres

Privately Protected Area (NCC 1000276)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 322 acres

E.T. Seton Park

Municipal Heritage/Natural Area - City of Toronto

Ontario - 322 acres

Albert Lake Mesa Provincial Park (Nature Reserve Class)

Provincial Park - Ontario Parks

Ontario - 321 acres

Nottawasaga Lookout Provincial Park (Nature Reserve Class)

Provincial Park - Ontario Parks

Ontario - 321 acres

Perth Wildlife Reserve Conservation Area

Conservation Area - Rideau Valley Conservation Authority

Ontario - 319 acres

Navy Island National Historic Site

National Historic Site - Parks Canada Agency

Ontario - 319 acres

Privately Protected Area (NCC 141551)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 318 acres

North Walker Woods

Conservation Area - Toronto and Region Conservation Authority

Ontario - 318 acres

Dagmar Conservation Area

Conservation Area - Toronto and Region Conservation Authority

Ontario - 317 acres

Masonville Bernhardt Muskeg Maple Moraine Conservation Reserve

Conservation Reserve - Ontario Parks

Ontario - 316 acres

Privately Protected Area (NCC 143279)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 314 acres

Privately Protected Area (NCC 141558)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 313 acres

Capreol Highlands

Municipal Heritage/Natural Area - City of Greater Sudbury

Ontario - 313 acres

Wolf Run Alvar Nature Reserve

NGO/Land Trust/Agency - Fee Simple Property - Couchiching Conservancy

Ontario - 313 acres

Daley Road Conservation Reserve

Conservation Area - Quinte Conservation Authority

Ontario - 311 acres

Temagami Island North Conservation Reserve

Conservation Reserve - Ontario Parks

Ontario - 310 acres

Ottawa River Provincial Park (Waterway Class)

Provincial Park - Ontario Parks

Ontario - 309 acres

Goodwood

Conservation Area - Toronto and Region Conservation Authority

Ontario - 308 acres

Warwick Conservation Area

Conservation Area - St. Clair Region Conservation Authority

Ontario - 307 acres

Watson Conservation Area

Conservation Area - Long Point Region Conservation Authority

Ontario - 306 acres

Privately Protected Area (NCC 140192)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 306 acres

Freeman Township Sugar Maple Forest Conservation Reserve

Conservation Reserve - Ontario Parks

Ontario - 304 acres

Potter's Creek Conservation Area

Conservation Area - Quinte Conservation Authority

Ontario - 304 acres

Lake St. George Field Centre

Conservation Area - Toronto and Region Conservation Authority

Ontario - 302 acres

Privately Protected Area (NCC 1000268)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 301 acres

Barney Lake

NGO/Land Trust/Agency - Fee Simple Property - Escarpment Biosphere Conservancy

Ontario - 301 acres

PWR Tay Marsh Natural Area

Conservation Area - Rideau Valley Conservation Authority

Ontario - 301 acres

Downey Rapids South Conservation Reserve

Conservation Area - Quinte Conservation Authority

Ontario - 300 acres

Michael's Bay East

NGO/Land Trust/Agency - Fee Simple Property - Escarpment Biosphere Conservancy

Ontario - 300 acres

Galbraith Peatland Conservation Reserve

Conservation Reserve - Ontario Parks

Ontario - 299 acres

Burke Forest

Conservation Area - Sault Ste. Marie Region Conservation Authority

Ontario - 298 acres

Waterdown Woods Natural Area

Conservation Area - Halton Region Conservation Authority

Ontario - 297 acres

Privately Protected Area (NCC 140039)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 296 acres

Privately Protected Area (NCC 142511)

Privately Protected Area - Nature Conservancy of Canada

Ontario - 295 acres

Faspaw (Johnstone North)

NGO/Land Trust/Agency - Fee Simple Property - Bruce Trail Conservancy

Ontario - 295 acres

Sydenham River Nature Reserve

NGO/Land Trust/Agency - Fee Simple Property - Ontario Nature

Ontario - 295 acres

Windy Lake Provincial Park (Recreational Class)

Provincial Park - Ontario Parks

Ontario - 293 acres

Dewar (Dewar And Mull)

NGO/Land Trust/Agency - Fee Simple Property - Escarpment Biosphere Conservancy

Ontario - 290 acres

James N. Allan Provincial Park (Recreational Class)

Provincial Park - Ontario Parks

Ontario - 289 acres

Rose Island Nature Reserve

NGO/Land Trust/Agency - Fee Simple Property - Georgian Bay Land Trust

Ontario - 289 acres