The map above shows Ontario and Prince Edward Island side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Ontario vs Prince Edward Island Geography
Land area
- Ontario has a land area of 354,342 square miles (917,741 km²), while Prince Edward Island has 2,185 square miles (5,660 km²).
- Ontario's land area is 162.1 times larger than Prince Edward Island's.
Total area
- Ontario: 415,598 square miles (1,076,395 km²) vs Prince Edward Island: 2,185 square miles (5,660 km²), including inland and coastal water.
- Ontario's total area is 190.2 times larger than Prince Edward Island's.
Length
- Ontario is 1,085 miles (1,747 km) long from north to south; Prince Edward Island is 97 miles (157 km).
- Ontario's north-south length is 11.2 times longer than Prince Edward Island's.
Width
- Ontario spans 1,013 miles (1,630 km) east to west; Prince Edward Island spans 117 miles (188 km).
- Ontario's east-west width is 8.7 times (766%) wider than Prince Edward Island's.
Highest point
- Ontario's highest point is Ishpatina Ridge at 2,274 feet (693 m); Prince Edward Island's is Springton at 466 feet (142 m).
- Ishpatina Ridge is 1,808 feet higher than Springton.
Lowest point
- Ontario's lowest point is Hudson Bay at 0 feet; Prince Edward Island's is Gulf of St. Lawrence at 0 feet.
- Both lowest points are at or near sea level.
Ontario vs Prince Edward Island Population and History
Population
- Ontario has a population of 16,136,480 (2026), while Prince Edward Island has 182,001 (2026).
- Ontario's population is 88.7 times larger than Prince Edward Island's.
Population density
- Ontario: 45.5 people per square mile vs Prince Edward Island: 83.3.
- Prince Edward Island's population density is 1.8 times (83%) higher than Ontario's.
Biggest city
- Ontario's biggest city is Toronto with 2,794,356 people; Prince Edward Island's is Charlottetown with 38,809.
- Toronto's population is 72.0 times larger than Charlottetown's.
Largest metro area
- Ontario's largest metropolitan area is Toronto CMA (6,202,225 people) vs Prince Edward Island's Charlottetown CMA (78,858).
- Toronto CMA's population is 78.7 times larger than Charlottetown CMA's.
History
- Ontario: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- Prince Edward Island: Joined Confederation on July 1, 1873.
- In its current form, Ontario is the older of the two by 6 years.
Ontario vs Prince Edward Island Economy
GDP
- Ontario's GDP is $873.9 billion (2024) vs Prince Edward Island's $8.0 billion.
- Ontario's economic output is 109.2 times larger than Prince Edward Island's.
GDP per capita
- Ontario: $54,132 per person vs Prince Edward Island: $44,238.
- Ontario's GDP per capita is 1.2 times (22%) higher than Prince Edward Island's.
Official Websites
Ontario official website · Prince Edward Island official website
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More Size Comparisons
All Ontario size comparisons · All Prince Edward Island size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.