The map above shows Wyoming and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Wyoming vs Ontario Geography
Land area: Wyoming has a land area of 97,089 square miles (251,458 km²), while Ontario has 354,342 square miles (917,741 km²). Ontario's land area is 3.6 times (265%) larger than Wyoming's.
Total area: Wyoming: 97,810 square miles (253,326 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water. Ontario's total area is 4.2 times (325%) larger than Wyoming's.
Length: Wyoming is 324 miles (522 km) long from north to south; Ontario is 1,085 miles (1,747 km). Ontario's north-south length is 3.3 times (235%) longer than Wyoming's.
Width: Wyoming spans 410 miles (659 km) east to west; Ontario spans 1,013 miles (1,630 km). Ontario's east-west width is 2.5 times (147%) wider than Wyoming's.
Highest point: Wyoming's highest point is Gannett Peak at 13,788 feet (4,203 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m). Gannett Peak is 11,514 feet higher than Ishpatina Ridge.
Lowest point: Wyoming's lowest point is Belle Fourche River at 3,108 feet; Ontario's is Hudson Bay at 0 feet. Ontario's lowest point is 3,108 feet lower.
Wyoming vs Ontario Population and History
Population: Wyoming has a population of 587,618 (2024), while Ontario has 16,136,480 (2026). Ontario's population is 27.5 times larger than Wyoming's.
Population density: Wyoming: 6.1 people per square mile vs Ontario: 45.5. Ontario's population density is 7.5 times (646%) higher than Wyoming's.
Biggest city: Wyoming's biggest city is Cheyenne with 65,704 people; Ontario's is Toronto with 2,794,356. Toronto's population is 42.5 times larger than Cheyenne's.
Largest metro area: Wyoming's largest metropolitan area is Cheyenne, WY metro area (101,783 people) vs Ontario's Toronto CMA (6,202,225). Toronto CMA's population is 60.9 times larger than Cheyenne, WY metro area's.
History: Wyoming: Admitted to the Union on July 10, 1890, as the 44th state. 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 23 years.
Wyoming vs Ontario Economy
GDP: Wyoming's GDP is $51.5 billion (2024) vs Ontario's $873.9 billion. Ontario's economic output is 17.0 times larger than Wyoming's.
GDP per capita: Wyoming: $87,639 per person vs Ontario: $54,132. Wyoming's GDP per capita is 1.6 times (62%) higher than Ontario's.
Official Websites
Wyoming official website · Ontario official website
More Size Comparisons
All Wyoming 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.