The map above shows Alaska and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Alaska vs Ontario Geography
Land area: Alaska has a land area of 571,242 square miles (1,479,509 km²), while Ontario has 354,342 square miles (917,741 km²). Alaska's land area is 1.6 times (61%) larger than Ontario's.
Total area: Alaska: 665,725 square miles (1,724,220 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water. Alaska's total area is 1.6 times (60%) larger than Ontario's.
Length: Alaska is 1,201 miles (1,933 km) long from north to south; Ontario is 1,085 miles (1,747 km). Alaska's north-south length is 1.1 times (11%) longer than Ontario's.
Width: Alaska spans 1,544 miles (2,485 km) east to west; Ontario spans 1,013 miles (1,630 km). Alaska's east-west width is 1.5 times (52%) wider than Ontario's.
Highest point: Alaska's highest point is Denali at 20,235 feet (6,168 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m). Denali is 17,961 feet higher than Ishpatina Ridge.
Lowest point: Alaska's lowest point is Pacific Ocean at 0 feet; Ontario's is Hudson Bay at 0 feet. Both lowest points are at or near sea level.
Alaska vs Ontario Population and History
Population: Alaska has a population of 740,133 (2024), while Ontario has 16,136,480 (2026). Ontario's population is 21.8 times larger than Alaska's.
Population density: Alaska: 1.3 people per square mile vs Ontario: 45.5. Ontario's population density is 35.0 times higher than Alaska's.
Biggest city: Alaska's biggest city is Anchorage with 289,600 people; Ontario's is Toronto with 2,794,356. Toronto's population is 9.6 times (865%) larger than Anchorage's.
Largest metro area: Alaska's largest metropolitan area is Anchorage, AK metro area (407,213 people) vs Ontario's Toronto CMA (6,202,225). Toronto CMA's population is 15.2 times larger than Anchorage, AK metro area's.
History: Alaska: Admitted to the Union on January 3, 1959, as the 49th 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 92 years.
Alaska vs Ontario Economy
GDP: Alaska's GDP is $71.6 billion (2024) vs Ontario's $873.9 billion. Ontario's economic output is 12.2 times larger than Alaska's.
GDP per capita: Alaska: $96,695 per person vs Ontario: $54,132. Alaska's GDP per capita is 1.8 times (79%) higher than Ontario's.
Official Websites
Alaska official website · Ontario official website
More Size Comparisons
All Alaska 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.