Ontario topographic maps
Click on a map to view its topography, its elevation and its terrain.

Lac Seul
Canada > Ontario > Kenora District
Lac Seul is a large, crescent shaped reservoir in Kenora District, northwestern Ontario, Canada. It is approximately 241 km (150 mi) long. It has a maximum (regulated) depth of 47.2 m, with a surface elevation of 357 m above sea level. Its level is raised in the summer and then drawn down in the winter months…
Average elevation: 1,273 ft

Lower Beverley Lake
Canada > Ontario > Leeds and Grenville Counties > Rideau Lakes > Delta
Average elevation: 371 ft

Slate Islands
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 1,056 ft

Golden Lake
Canada > Ontario > Renfrew County > North Algona Wilberforce > Golden Lake
Average elevation: 640 ft

Peel Region
The region's climate are influenced by various air masses and weather systems from other locations, proximity to Lake Ontario, topography and elevation (e.g. Niagara Escarpment, and Oak Ridges Moraine), and urban and rural land uses. The air masses and weather systems are the major factors in influencing the…
Average elevation: 869 ft

St. Catharines
Canada > Ontario > Niagara Region
The most defining transportation icon of St. Catharines is the Welland Canal, a ship canal that runs 43.4 kilometres (27.0 mi), passing through the city. Four of its locks are within city boundaries. The canal allows shipping vessels to traverse the 99.5-metre (326.5 ft) drop in altitude from Lake Erie to Lake…
Average elevation: 338 ft

Toronto
Despite its deep ravines, Toronto is not remarkably hilly, but its elevation does increase steadily away from the lake. Elevation differences range from 76.5 metres (251 ft) above sea level at the Lake Ontario shore to 209 m (686 ft) ASL near the York University grounds in the city's north end at the…
Average elevation: 371 ft

Manitouwadge
Canada > Ontario > Thunder Bay District > Manitouwadge Township
Average elevation: 1,184 ft

Granitehill Lake
Canada > Ontario > Algoma District > Unorganized North Algoma
Average elevation: 1,247 ft

Pittston
Canada > Ontario > Leeds and Grenville Counties > Edwardsburgh/Cardinal
Average elevation: 269 ft

South-West Oxford
Canada > Ontario > Oxford County
In its wilderness state, the former Dereham township had thousands of acres of swamp and marsh land which limited its use for agriculture. Several large drainage projects brought great improvement and remain as essential parts of the township's farmland infrastructure. The township topography still has several…
Average elevation: 922 ft

Sesekinika Lake
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 1,047 ft

Ellery Lake
Canada > Ontario > Cochrane District > Unorganized North Cochrane
Average elevation: 1,148 ft

Lake Ontario
Lake Ontario is the easternmost of the Great Lakes and the smallest in surface area (7,340 sq mi, 18,960 km2), although it exceeds Lake Erie in volume (393 cu mi, 1,639 km3). It is the 13th largest lake in the world. When its islands are included, the lake's shoreline is 712 miles (1,146 km) long. As the last…
Average elevation: 702 ft

Sesekinika
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 1,050 ft

Alligator Point
Canada > Ontario > Algoma District > Unorganized North Algoma
Average elevation: 1,047 ft

Morewood
Canada > Ontario > Stormont, Dundas and Glengarry Counties > North Dundas
Average elevation: 253 ft

Echo Lake
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 1,112 ft

Fauquier
Canada > Ontario > Cochrane District > Fauquier-Strickland Township
Average elevation: 738 ft

Gibi Lake
Canada > Ontario > Kenora District > Sioux Narrows-Nestor Falls Township
Average elevation: 1,224 ft

Galbraith Lake
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 1,493 ft

Cedar Island
Canada > Ontario > Algoma District > Plummer Additional Township
Average elevation: 709 ft

La Cloche Mountains
Canada > Ontario > Sudbury District > Sables-Spanish Rivers Township
Average elevation: 1,106 ft

Opeongo Lake Dam
Canada > Ontario > Nipissing District > Unorganized South Nipissing
Average elevation: 1,375 ft

Berwick
Canada > Ontario > Stormont, Dundas and Glengarry Counties > North Stormont
Average elevation: 246 ft

Quadeville
Canada > Ontario > Renfrew County > Brudenell, Lyndoch and Raglan
Average elevation: 1,093 ft

Negeek Lake
Canada > Ontario > Renfrew County > Madawaska Valley > Combermere
Average elevation: 1,004 ft

Calm Lake
Canada > Ontario > Rainy River District > Unorganized Rainy River
Average elevation: 1,283 ft

Kapuskasing
Canada > Ontario > Cochrane District
Kapuskasing lies in the heart of the Great Clay Belt. The topography of the region is very flat, dotted with numerous small lakes and muskeg bogs. Also in the heart of Canada's boreal forest, the region is drained by rivers running north to James Bay. The district is heavily forested, mostly by thick stands of…
Average elevation: 745 ft