The map above shows Manitoba and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Manitoba vs Ontario Geography
Land area
- Manitoba has a land area of 213,729 square miles (553,556 km²), while Ontario has 354,342 square miles (917,741 km²).
- Ontario's land area is 1.7 times (66%) larger than Manitoba's.
Total area
- Manitoba: 250,116 square miles (647,797 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water.
- Ontario's total area is 1.7 times (66%) larger than Manitoba's.
Length
- Manitoba is 767 miles (1,234 km) long from north to south; Ontario is 1,085 miles (1,747 km).
- Ontario's north-south length is 1.4 times (41%) longer than Manitoba's.
Width
- Manitoba spans 516 miles (831 km) east to west; Ontario spans 1,013 miles (1,630 km).
- Ontario's east-west width is 2.0 times (96%) wider than Manitoba's.
Highest point
- Manitoba's highest point is Baldy Mountain at 2,730 feet (832 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m).
- Baldy Mountain is 456 feet higher than Ishpatina Ridge.
Lowest point
- Manitoba's lowest point is Hudson Bay at 0 feet; Ontario's is Hudson Bay at 0 feet.
- Both lowest points are at or near sea level.
Manitoba vs Ontario Population and History
Population
- Manitoba has a population of 1,505,117 (2026), while Ontario has 16,136,480 (2026).
- Ontario's population is 10.7 times larger than Manitoba's.
Population density
- Manitoba: 7.0 people per square mile vs Ontario: 45.5.
- Ontario's population density is 6.5 times (550%) higher than Manitoba's.
Biggest city
- Manitoba's biggest city is Winnipeg with 749,607 people; Ontario's is Toronto with 2,794,356.
- Toronto's population is 3.7 times (273%) larger than Winnipeg's.
Largest metro area
- Manitoba's largest metropolitan area is Winnipeg CMA (834,678 people) vs Ontario's Toronto CMA (6,202,225).
- Toronto CMA's population is 7.4 times (643%) larger than Winnipeg CMA's.
History
- Manitoba: Joined Confederation on July 15, 1870.
- Ontario: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- In its current form, Ontario is the older of the two by 3 years.
Manitoba vs Ontario Economy
GDP
- Manitoba's GDP is $70.2 billion (2024) vs Ontario's $873.9 billion.
- Ontario's economic output is 12.4 times larger than Manitoba's.
GDP per capita
- Manitoba: $47,034 per person vs Ontario: $54,132.
- Ontario's GDP per capita is 1.2 times (15%) higher than Manitoba's.
Official Websites
Manitoba official website · Ontario official website
Download the Manitoba vs Ontario Size Comparison Map for free
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More Size Comparisons
All Manitoba size comparisons · All Ontario 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.