The map above shows Hawaii and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Hawaii vs Ontario Geography
Land area: Hawaii has a land area of 6,423 square miles (16,634 km²), while Ontario has 354,342 square miles (917,741 km²). Ontario's land area is 55.2 times larger than Hawaii's.
Total area: Hawaii: 10,970 square miles (28,412 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water. Ontario's total area is 37.9 times larger than Hawaii's.
Length: Hawaii is 333 miles (536 km) long from north to south; Ontario is 1,085 miles (1,747 km). Ontario's north-south length is 3.3 times (226%) longer than Hawaii's.
Width: Hawaii spans 386 miles (621 km) east to west; Ontario spans 1,013 miles (1,630 km). Ontario's east-west width is 2.6 times (162%) wider than Hawaii's.
Highest point: Hawaii's highest point is Mauna Kea at 13,795 feet (4,205 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m). Mauna Kea is 11,521 feet higher than Ishpatina Ridge.
Lowest point: Hawaii'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.
Hawaii vs Ontario Population and History
Population: Hawaii has a population of 1,446,146 (2024), while Ontario has 16,136,480 (2026). Ontario's population is 11.2 times larger than Hawaii's.
Population density: Hawaii: 225.2 people per square mile vs Ontario: 45.5. Hawaii's population density is 4.9 times (395%) higher than Ontario's.
Biggest city: Hawaii's biggest city is Honolulu with 344,967 people; Ontario's is Toronto with 2,794,356. Toronto's population is 8.1 times (710%) larger than Honolulu's.
Largest metro area: Hawaii's largest metropolitan area is Urban Honolulu, HI metro area (998,747 people) vs Ontario's Toronto CMA (6,202,225). Toronto CMA's population is 6.2 times (521%) larger than Urban Honolulu, HI metro area's.
History: Hawaii: Admitted to the Union on August 21, 1959, as the 50th 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.
Hawaii vs Ontario Economy
GDP: Hawaii's GDP is $117.6 billion (2024) vs Ontario's $873.9 billion. Ontario's economic output is 7.4 times (643%) larger than Hawaii's.
GDP per capita: Hawaii: $81,339 per person vs Ontario: $54,132. Hawaii's GDP per capita is 1.5 times (50%) higher than Ontario's.
Official Websites
Hawaii official website · Ontario official website
More Size Comparisons
All Hawaii 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.