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

Yellowhead Island
Canada > Ontario > Muskoka District > Georgian Bay Township
Average elevation: 182 m

Ottawa
Ottawa, the capital city of Canada, is situated on the south bank of the Ottawa River at the confluence with the Rideau River. The city's topography is characterized by gently rolling terrain with elevations ranging from approximately 44 meters (144 feet) above sea level at the Ottawa River to its highest…
Average elevation: 105 m

Nungesser Lake
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 412 m

Papineau Lake;Wapoose Creek
Canada > Ontario > Thunder Bay District > Greenstone
Average elevation: 347 m

London
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: 269 m

Newmarket
Canada > Ontario > York Region
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

North Bay
Canada > Ontario > Nipissing District
The climate in North Bay is common to most places in Northern Ontario. North Bay tends to be a less humid climate than that found in Southern Ontario due somewhat to the distance from the Great Lakes and less warm than some other locations in Northern Ontario due to cooling from Lake Nipissing. On May 31,…
Average elevation: 266 m

Avonmore
Canada > Ontario > Stormont, Dundas and Glengarry Counties > North Stormont
Average elevation: 95 m

Tipperary Island
Canada > Ontario > Leeds and Grenville Counties > Leeds and the Thousand Islands
Average elevation: 103 m

Upsala
Canada > Ontario > Thunder Bay District > Unorganized Thunder Bay District
Average elevation: 487 m

Barrie
On September 7, 1977, a private aircraft, flown by "Army" Hollingsworth, dropped altitude to 500 feet (152 m) in dense fog and struck CKVR's 1,000-foot (305 m) transmitter tower, killing all five people aboard the plane and destroying the tower and antenna. The station's 225-foot (69 m) auxiliary tower was…
Average elevation: 265 m

Potato Island
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 347 m

Kawartha Highlands Signature Site
Canada > Ontario > Peterborough County > North Kawartha
Average elevation: 306 m

Mississauga
Canada > Ontario > Peel Region
The shoreline of former Glacial Lake Iroquois roughly follows the Dundas Street alignment, although it is not noticeable in some places but is more prominent in others, such as the site of the former brickyard (Shoreline Dr. near Mavis Rd.), the ancient shoreline promenteau affords a clear view of downtown…
Average elevation: 151 m