Lake Ontario gifts, ornaments and shirts
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Rochester and Watertown sit on the New York side, the border runs down the middle and Ontario has the rest. The outline here is the whole lake, Niagara in to St. Lawrence out, Canadian shore included.
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Rochester and Watertown sit on the New York side, the border runs down the middle and Ontario has the rest. The outline here is the whole lake, Niagara in to St. Lawrence out, Canadian shore included.
Everything for Lake Ontario · Lake America
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Your names, a year, or your spot on Lake Ontario · Lake America, on our Lake Ontario · Lake America outline. Tell us what you'd like and we'll email you a few pictures and the price. You only pay once you've picked one.
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Lake Ontario · Lake America, as we draw it
The outline shows the whole lake, both shores included. Every piece here uses this same drawing.
NearRochesterWatertownTorontoMississaugaHamilton
Lake Ontario · Lake America facts, with sources
- Name
- Lake America in US federal naming since August 2026; Lake Ontario in Canada and on older maps
- Borders
- New York (United States) and Ontario (Canada)
- Inflow and outflow
- Niagara River in; St. Lawrence River out
- Water area
- 7,340 square miles
- Shoreline
- 712 miles, including islands
- Maximum depth
- 802 feet (measured at low water)
Sources: wect.com, en.wikipedia.org, epa.gov, usgs.gov
Questions about Lake Ontario · Lake America
How deep is Lake Ontario?
The EPA lists a maximum depth of 802 feet and an average depth of 283 feet, both measured at low water.
Where does Lake Ontario drain?
Into the St. Lawrence River, which carries it to the Atlantic Ocean. Its main inflow is the Niagara River from Lake Erie.
Does the Lake Ontario outline include the Canadian shore?
Yes. It is the whole lake, drawn from its real shoreline, with Prince Edward County, the Bay of Quinte, Amherst and Wolfe islands, and Hamilton Harbour.
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