The map above shows Michigan and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Michigan vs Ontario Geography
Land area: Michigan has a land area of 56,611 square miles (146,622 km²), while Ontario has 354,342 square miles (917,741 km²). Ontario's land area is 6.3 times (526%) larger than Michigan's.
Total area: Michigan: 96,713 square miles (250,486 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water. Ontario's total area is 4.3 times (330%) larger than Michigan's.
Length: Michigan is 489 miles (786 km) long from north to south; Ontario is 1,085 miles (1,747 km). Ontario's north-south length is 2.2 times (122%) longer than Michigan's.
Width: Michigan spans 453 miles (728 km) east to west; Ontario spans 1,013 miles (1,630 km). Ontario's east-west width is 2.2 times (124%) wider than Michigan's.
Highest point: Michigan's highest point is Mount Arvon at 2,014 feet (614 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m). Ishpatina Ridge is 260 feet higher than Mount Arvon.
Lowest point: Michigan's lowest point is Lake Erie at 571 feet; Ontario's is Hudson Bay at 0 feet. Ontario's lowest point is 571 feet lower.
Michigan vs Ontario Population and History
Population: Michigan has a population of 10,140,459 (2024), while Ontario has 16,136,480 (2026). Ontario's population is 1.6 times (59%) larger than Michigan's.
Population density: Michigan: 179.1 people per square mile vs Ontario: 45.5. Michigan's population density is 3.9 times (294%) higher than Ontario's.
Biggest city: Michigan's biggest city is Detroit with 645,705 people; Ontario's is Toronto with 2,794,356. Toronto's population is 4.3 times (333%) larger than Detroit's.
Largest metro area: Michigan's largest metropolitan area is Detroit-Warren-Dearborn, MI metro area (4,400,578 people) vs Ontario's Toronto CMA (6,202,225). Toronto CMA's population is 1.4 times (41%) larger than Detroit-Warren-Dearborn, MI metro area's.
History: Michigan: Admitted to the Union on January 26, 1837, as the 26th state. Ontario: Joined Confederation on July 1, 1867, as one of the four founding provinces. In its current form, Michigan is the older of the two by 30 years.
Michigan vs Ontario Economy
GDP: Michigan's GDP is $702.5 billion (2024) vs Ontario's $873.9 billion. Ontario's economic output is 1.2 times (24%) larger than Michigan's.
GDP per capita: Michigan: $69,274 per person vs Ontario: $54,132. Michigan's GDP per capita is 1.3 times (28%) higher than Ontario's.
Official Websites
Michigan official website · Ontario official website
More Size Comparisons
All Michigan 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.