The map above shows Puerto Rico and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Puerto Rico vs Ontario Geography
Land area
- Puerto Rico has a land area of 3,424 square miles (8,868 km²), while Ontario has 354,342 square miles (917,741 km²).
- Ontario's land area is 103.5 times larger than Puerto Rico's.
Total area
- Puerto Rico: 3,515 square miles (9,104 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water.
- Ontario's total area is 118.2 times larger than Puerto Rico's.
Length
- Puerto Rico is 67 miles (107 km) long from north to south; Ontario is 1,085 miles (1,747 km).
- Ontario's north-south length is 16.2 times longer than Puerto Rico's.
Width
- Puerto Rico spans 174 miles (279 km) east to west; Ontario spans 1,013 miles (1,630 km).
- Ontario's east-west width is 5.8 times (482%) wider than Puerto Rico's.
Highest point
- Puerto Rico's highest point is Cerro de Punta at 4,390 feet (1,338 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m).
- Cerro de Punta is 2,116 feet higher than Ishpatina Ridge.
Lowest point
- Puerto Rico's lowest point is Atlantic Ocean at 0 feet; Ontario's is Hudson Bay at 0 feet.
- Both lowest points are at or near sea level.
Puerto Rico vs Ontario Population and History
Population
- Puerto Rico has a population of 3,285,874 (2020), while Ontario has 16,136,480 (2026).
- Ontario's population is 4.9 times (391%) larger than Puerto Rico's.
Population density
- Puerto Rico: 959.7 people per square mile vs Ontario: 45.5.
- Puerto Rico's population density is 21.1 times higher than Ontario's.
Biggest city
- Puerto Rico's biggest city is San Juan with 342,259 people; Ontario's is Toronto with 2,794,356.
- Toronto's population is 8.2 times (716%) larger than San Juan's.
Largest metro area
- Puerto Rico's largest metropolitan area is San Juan metro area (2,233,177 people) vs Ontario's Toronto CMA (6,202,225).
- Toronto CMA's population is 2.8 times (178%) larger than San Juan metro area's.
History
- Puerto Rico: A US territory since 1898; a commonwealth since 1952.
- 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 31 years.
Puerto Rico vs Ontario Economy
GDP
- Puerto Rico's GDP is $129.0 billion (2025) vs Ontario's $873.9 billion.
- Ontario's economic output is 6.8 times (577%) larger than Puerto Rico's.
GDP per capita
- Puerto Rico: $40,650 per person vs Ontario: $54,132.
- Ontario's GDP per capita is 1.3 times (33%) higher than Puerto Rico's.
Official Websites
Puerto Rico official website · Ontario official website
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More Size Comparisons
All Puerto Rico 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.