Markham (Canada) is 242 miles from the Atlantic Ocean.
If you're driving to a town near the beach or coastline, you could try Cornwall (Canada).
The distance from Markham (Canada) to the ocean is about 475 miles if you measure to the Hudson Bay.
It is also about 983 miles to the Gulf of Mexico.
Markham (Canada) is 2,092 miles to the Pacific Ocean.
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