The map above shows Ohio and South Carolina side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Ohio vs South Carolina Geography
Land area
- Ohio has a land area of 40,859 square miles (105,824 km²), while South Carolina has 30,064 square miles (77,866 km²).
- Ohio's land area is 1.4 times (36%) larger than South Carolina's.
Total area
- Ohio: 44,826 square miles (116,098 km²) vs South Carolina: 32,024 square miles (82,940 km²), including inland and coastal water.
- Ohio's total area is 1.4 times (40%) larger than South Carolina's.
Length
- Ohio is 291 miles (468 km) long from north to south; South Carolina is 236 miles (380 km).
- Ohio's north-south length is 1.2 times (23%) longer than South Carolina's.
Width
- Ohio spans 317 miles (510 km) east to west; South Carolina spans 279 miles (449 km).
- Ohio's east-west width is 1.1 times (14%) wider than South Carolina's.
Highest point
- Ohio's highest point is Campbell Hill at 1,547 feet (472 m); South Carolina's is Sassafras Mountain at 3,497 feet (1,066 m).
- Sassafras Mountain is 1,950 feet higher than Campbell Hill.
Lowest point
- Ohio's lowest point is Ohio River at 455 feet; South Carolina's is Atlantic Ocean at 0 feet.
- South Carolina's lowest point is 455 feet lower.
Ohio vs South Carolina Population and History
Population
- Ohio has a population of 11,883,304 (2024), while South Carolina has 5,478,831 (2024).
- Ohio's population is 2.2 times (117%) larger than South Carolina's.
Population density
- Ohio: 290.8 people per square mile vs South Carolina: 182.2.
- Ohio's population density is 1.6 times (60%) higher than South Carolina's.
Biggest city
- Ohio's biggest city is Columbus with 933,263 people; South Carolina's is Charleston with 157,665.
- Columbus' population is 5.9 times (492%) larger than Charleston's.
Largest metro area
- Ohio's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs South Carolina's Charlotte-Concord-Gastonia, NC-SC metro area (2,883,370).
- Charlotte-Concord-Gastonia, NC-SC metro area's population is 1.3 times (25%) larger than Cincinnati, OH-KY-IN metro area's.
History
- Ohio: Admitted to the Union on March 1, 1803, as the 17th state.
- South Carolina: Admitted to the Union on May 23, 1788, as the 8th state.
- In its current form, South Carolina is the older of the two by 15 years.
Ohio vs South Carolina Economy
GDP
- Ohio's GDP is $923.1 billion (2024) vs South Carolina's $357.1 billion.
- Ohio's economic output is 2.6 times (158%) larger than South Carolina's.
GDP per capita
- Ohio: $77,684 per person vs South Carolina: $65,173.
- Ohio's GDP per capita is 1.2 times (19%) higher than South Carolina's.
Average income
- Ohio: $64,464 vs South Carolina: $60,776 average income per person (per capita personal income).
- Ohio's average income is 1.1 times (6%) higher than South Carolina's.
Ohio vs South Carolina Counties
Number of counties
- Ohio has 88 counties, while South Carolina has 46.
- Ohio's county count is 1.9 times (91%) higher than South Carolina's.
Biggest county by area
- Ohio's largest county is Ashtabula County at 702 square miles; South Carolina's is Horry County at 1,133 square miles.
- Horry County's land area is 1.6 times (61%) larger than Ashtabula County's.
Smallest county by area
- Ohio: Lake County (229 sq mi) vs South Carolina: McCormick County (359 sq mi).
- McCormick County's land area is 1.6 times (56%) larger than Lake County's.
Most populous county
- Ohio: Franklin County (1,356,303 people) vs South Carolina: Greenville County (570,745 people).
- Franklin County's population is 2.4 times (138%) larger than Greenville County's.
Least populous county
- Ohio: Vinton County (12,545 people) vs South Carolina: Allendale County (7,551 people).
- Vinton County's population is 1.7 times (66%) larger than Allendale County's.
Richest county
- Ohio: Delaware County ($96,573 per capita income) vs South Carolina: Charleston County ($90,550).
- Delaware County's income is 1.1 times (7%) richer than Charleston County's.
Poorest county
- Ohio: Noble County ($34,940 per capita income) vs South Carolina: Marlboro County ($41,332).
- Marlboro County's income is 1.2 times (18%) richer than Noble County's.
Ohio vs South Carolina Taxes
State income tax
- Ohio has a top income tax rate of 2.75%, while South Carolina has a top income tax rate of 6%.
- South Carolina's top rate is 3.25 percentage points higher.
Property tax
- Ohio: 1.22% effective rate vs South Carolina: 0.45% of home value per year.
- Ohio's rate is 0.77 percentage points higher.
Sales tax
- Ohio: 7.29% combined state and average local rate vs South Carolina: 7.49%.
- South Carolina's combined rate is 0.2 percentage points higher.
Official Websites
Ohio official website · South Carolina official website
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More Size Comparisons
All Ohio size comparisons · All South Carolina 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.