Ontario topographic maps

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: 113 m

Along the northern edge of Central Ontario, are some of the highest elevations in Southern Ontario. These highlands are known as the Opeongo Hills, and they stretch into portions of Eastern Ontario as well.

Average elevation: 255 m

Average elevation: 370 m

This region of Ontario has cold winters and warm, humid summers, falling into the Köppen climate classification Dfb zone, with moderately high rainfall and snowfall. It is generally a couple of degrees cooler than lower elevation regions on the Great Lakes shorelines, especially so in winter, the exception…

Average elevation: 344 m

Average elevation: 386 m

Average elevation: 106 m

Peterborough's topography is largely defined by land formations created by the receding Wisconsian glaciers 10,000–15,000 years ago. The South End and Downtown portions of the City sit on what was the bottom of the glacial Lake Peterborough—part of a glacial spillway created when glacial meltwaters from…

Average elevation: 235 m

Average elevation: 88 m

Average elevation: 235 m

Average elevation: 209 m

Average elevation: 295 m

London has a humid continental climate (Köppen Dfb), though due to its downwind location relative to Lake Huron and elevation changes across the city, it is virtually on the Dfa/Dfb (hot summer) boundary favouring the former climate zone to the southwest of the confluence of the South and North Thames Rivers,…

Average elevation: 268 m

Average elevation: 313 m

Average elevation: 181 m

Average elevation: 64 m

Newmarket's geographical coordinates are 44.05°N, 79.46°W, and its elevation above sea level is 252 m. It has an area of 38.33 km². The town is bounded on the south by Aurora, on the west by King, on the north by East Gwillimbury and on the east by Whitchurch–Stouffville.

Average elevation: 270 m

Average elevation: 235 m

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: 214 m

Average elevation: 318 m

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Average elevation: 227 m

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Average elevation: 238 m

Lake Nipissing (/ˈnɪpəsɪŋ/; French: lac Nipissing, Ojibwe: Gichi-nibiinsing-zaaga’igan) is a lake in the Canadian province of Ontario. It has a surface area of 873.3 km2 (337.2 sq mi), a mean elevation of 196 m (643 ft) above sea level, and is located between the Ottawa River and Georgian Bay. Lake…

Average elevation: 272 m

Average elevation: 218 m

Average elevation: 288 m

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Average elevation: 235 m

Average elevation: 167 m

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Average elevation: 341 m

Average elevation: 177 m

Average elevation: 179 m

Average elevation: 338 m

The river, occasionally described as a strait, is approximately 58 kilometres (36 mi) long and includes Niagara Falls. Over the past 12,000 years, the falls have moved roughly 11 kilometres (6.8 mi) upstream from the leading edge of the Niagara Escarpment, creating a gorge below the falls. Today, the diversion…

Average elevation: 177 m

Average elevation: 349 m

Average elevation: 203 m

Topographically, the district is dominated by two watersheds, Highland Creek and the Rouge River. Highland Creek lies almost entirely within Scarborough and occupies approximately 70% of its total area. It occupies the western half of Scarborough, while the Rouge River flows through the eastern portion. Both…

Average elevation: 138 m

Average elevation: 324 m

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Average elevation: 375 m

Average elevation: 179 m

Average elevation: 276 m

Average elevation: 92 m

Average elevation: 368 m

Sarnia is located on the eastern shore of Lake Huron at its extreme southern point, where it flows into the St. Clair River. Most of the surrounding area is flat, and the elevation ranges from 169 metres (554 ft) and 281 metres (922 ft) above sea level. The soil mostly comprises clay. Despite this high…

Average elevation: 186 m

Average elevation: 156 m

Average elevation: 414 m

Average elevation: 220 m

Average elevation: 349 m

Average elevation: 272 m

Dundas /ˈdʌnˌdæs/ is a community and former town in Hamilton, Ontario, Canada. It is nicknamed the Valley Town because of its topographical location at the bottom of the Niagara Escarpment on the western edge of Lake Ontario. The population has been stable for decades at about twenty thousand, largely…

Average elevation: 171 m

Average elevation: 275 m

Average elevation: 90 m

Average elevation: 96 m

Average elevation: 516 m

Average elevation: 176 m

Average elevation: 176 m

Average elevation: 154 m

Average elevation: 388 m

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Average elevation: 231 m

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Average elevation: 415 m

Average elevation: 181 m

Average elevation: 459 m

Average elevation: 221 m

Average elevation: 181 m

Average elevation: 124 m

Average elevation: 323 m

Markham's average altitude is at 200 m (660 ft) and in general consists of gently rolling hills. The city is intersected by two rivers; the Don River and Rouge River, as well as their tributaries. To the north is the Oak Ridges Moraine, which further elevates the elevation towards the north.

Average elevation: 216 m

Average elevation: 394 m

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Average elevation: 356 m

Average elevation: 363 m

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Average elevation: 399 m

Average elevation: 327 m