Correction for the size of Lake Ontario
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How big is 1,270,499 city blocks?
It's about one-and-a-half times as big as Lake Ontario
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Lake Ontario is about 873,400 city blocks.
(a.k.a. Lac Ontario) (surface area)
The smallest of North America's Great Lakes (by surface area), Lake Ontario has a total area of 873,400 city blocks. It borders the cities of Toronto, Ontario, Canada and Rochester, New York.