The map above shows Ontario and Queensland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Ontario vs Queensland Geography
Land area
- Ontario has a land area of 354,342 square miles (917,741 km²), while Queensland has 668,207 square miles (1,730,648 km²).
- Queensland's land area is 1.9 times (89%) larger than Ontario's.
Total area
- Ontario: 415,598 square miles (1,076,395 km²) vs Queensland: 668,207 square miles (1,730,648 km²), including inland and coastal water.
- Queensland's total area is 1.6 times (61%) larger than Ontario's.
Length
- Ontario is 1,085 miles (1,747 km) long from north to south; Queensland is 1,398 miles (2,251 km).
- Queensland's north-south length is 1.3 times (29%) longer than Ontario's.
Width
- Ontario spans 1,013 miles (1,630 km) east to west; Queensland spans 1,272 miles (2,048 km).
- Queensland's east-west width is 1.3 times (26%) wider than Ontario's.
Highest point
- Ontario's highest point is Ishpatina Ridge at 2,274 feet (693 m); Queensland's is Mount Bartle Frere at 5,285 feet (1,611 m).
- Mount Bartle Frere is 3,011 feet higher than Ishpatina Ridge.
Lowest point
- Ontario's lowest point is Hudson Bay at 0 feet; Queensland's is Pacific Ocean at 0 feet.
- Both lowest points are at or near sea level.
Ontario vs Queensland Population and History
Population
- Ontario has a population of 16,136,480 (2026), while Queensland has 5,692,642 (2025).
- Ontario's population is 2.8 times (183%) larger than Queensland's.
Population density
- Ontario: 45.5 people per square mile vs Queensland: 8.5.
- Ontario's population density is 5.4 times (435%) higher than Queensland's.
Largest metro area
- Ontario's largest metropolitan area is Toronto CMA (6,202,225 people) vs Queensland's Greater Brisbane (2,833,524).
- Toronto CMA's population is 2.2 times (119%) larger than Greater Brisbane's.
History
- Ontario: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- Queensland: Became an Australian state at Federation on January 1, 1901; separated from New South Wales in 1859.
- In its current form, Ontario is the older of the two by 34 years.
Ontario vs Queensland Economy
GDP
- Ontario's GDP is $873.9 billion (2024) vs Queensland's $345.6 billion.
- Ontario's economic output is 2.5 times (153%) larger than Queensland's.
GDP per capita
- Ontario: $54,132 per person vs Queensland: $60,710.
- Queensland's GDP per capita is 1.1 times (12%) higher than Ontario's.
Official Websites
Ontario official website · Queensland official website
Download the Ontario vs Queensland Size Comparison Map for free
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More Size Comparisons
All Ontario size comparisons · All Queensland 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.