The map above shows South Carolina and Ontario side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Carolina vs Ontario Geography
Land area
- South Carolina has a land area of 30,064 square miles (77,866 km²), while Ontario has 354,342 square miles (917,741 km²).
- Ontario's land area is 11.8 times larger than South Carolina's.
Total area
- South Carolina: 32,024 square miles (82,940 km²) vs Ontario: 415,598 square miles (1,076,395 km²), including inland and coastal water.
- Ontario's total area is 13.0 times larger than South Carolina's.
Length
- South Carolina is 236 miles (380 km) long from north to south; Ontario is 1,085 miles (1,747 km).
- Ontario's north-south length is 4.6 times (360%) longer than South Carolina's.
Width
- South Carolina spans 279 miles (449 km) east to west; Ontario spans 1,013 miles (1,630 km).
- Ontario's east-west width is 3.6 times (263%) wider than South Carolina's.
Highest point
- South Carolina's highest point is Sassafras Mountain at 3,497 feet (1,066 m); Ontario's is Ishpatina Ridge at 2,274 feet (693 m).
- Sassafras Mountain is 1,223 feet higher than Ishpatina Ridge.
Lowest point
- South Carolina'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.
South Carolina vs Ontario Population and History
Population
- South Carolina has a population of 5,478,831 (2024), while Ontario has 16,136,480 (2026).
- Ontario's population is 2.9 times (195%) larger than South Carolina's.
Population density
- South Carolina: 182.2 people per square mile vs Ontario: 45.5.
- South Carolina's population density is 4.0 times (300%) higher than Ontario's.
Biggest city
- South Carolina's biggest city is Charleston with 157,665 people; Ontario's is Toronto with 2,794,356.
- Toronto's population is 17.7 times larger than Charleston's.
Largest metro area
- South Carolina's largest metropolitan area is Charlotte-Concord-Gastonia, NC-SC metro area (2,883,370 people) vs Ontario's Toronto CMA (6,202,225).
- Toronto CMA's population is 2.2 times (115%) larger than Charlotte-Concord-Gastonia, NC-SC metro area's.
History
- South Carolina: Admitted to the Union on May 23, 1788, as the 8th state.
- Ontario: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- In its current form, South Carolina is the older of the two by 79 years.
South Carolina vs Ontario Economy
GDP
- South Carolina's GDP is $357.1 billion (2024) vs Ontario's $873.9 billion.
- Ontario's economic output is 2.4 times (145%) larger than South Carolina's.
GDP per capita
- South Carolina: $65,173 per person vs Ontario: $54,132.
- South Carolina's GDP per capita is 1.2 times (20%) higher than Ontario's.
Official Websites
South Carolina official website · Ontario official website
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More Size Comparisons
All South Carolina 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.