The map above shows South Carolina and Wisconsin side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Carolina vs Wisconsin Geography
Land area: South Carolina has a land area of 30,064 square miles (77,866 km²), while Wisconsin has 54,168 square miles (140,294 km²). Wisconsin's land area is 1.8 times (80%) larger than South Carolina's.
Total area: South Carolina: 32,024 square miles (82,940 km²) vs Wisconsin: 65,497 square miles (169,636 km²), including inland and coastal water. Wisconsin's total area is 2.0 times (105%) larger than South Carolina's.
Length: South Carolina is 236 miles (380 km) long from north to south; Wisconsin is 368 miles (593 km). Wisconsin's north-south length is 1.6 times (56%) longer than South Carolina's.
Width: South Carolina spans 279 miles (449 km) east to west; Wisconsin spans 323 miles (521 km). Wisconsin's east-west width is 1.2 times (16%) wider than South Carolina's.
Highest point: South Carolina's highest point is Sassafras Mountain at 3,497 feet (1,066 m); Wisconsin's is Timms Hill at 1,946 feet (593 m). Sassafras Mountain is 1,551 feet higher than Timms Hill.
Lowest point: South Carolina's lowest point is Atlantic Ocean at 0 feet; Wisconsin's is Lake Michigan at 577 feet. South Carolina's lowest point is 577 feet lower.
South Carolina vs Wisconsin Population and History
Population: South Carolina has a population of 5,478,831 (2024), while Wisconsin has 5,960,975 (2024). Wisconsin's population is 1.1 times (9%) larger than South Carolina's.
Population density: South Carolina: 182.2 people per square mile vs Wisconsin: 110.0. South Carolina's population density is 1.7 times (66%) higher than Wisconsin's.
Biggest city: South Carolina's biggest city is Charleston with 157,665 people; Wisconsin's is Milwaukee with 563,531. Milwaukee's population is 3.6 times (257%) 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 Wisconsin's Minneapolis-St. Paul-Bloomington, MN-WI metro area (3,757,952). Minneapolis-St. Paul-Bloomington, MN-WI metro area's population is 1.3 times (30%) 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. Wisconsin: Admitted to the Union on May 29, 1848, as the 30th state. In its current form, South Carolina is the older of the two by 60 years.
South Carolina vs Wisconsin Economy
GDP: South Carolina's GDP is $357.1 billion (2024) vs Wisconsin's $453.3 billion. Wisconsin's economic output is 1.3 times (27%) larger than South Carolina's.
GDP per capita: South Carolina: $65,173 per person vs Wisconsin: $76,044. Wisconsin's GDP per capita is 1.2 times (17%) higher than South Carolina's.
Average income: South Carolina: $60,776 vs Wisconsin: $67,755 average income per person (per capita personal income). Wisconsin's average income is 1.1 times (11%) higher than South Carolina's.
South Carolina vs Wisconsin Counties
Number of counties: South Carolina has 46 counties, while Wisconsin has 72. Wisconsin's county count is 1.6 times (57%) higher than South Carolina's.
Biggest county by area: South Carolina's largest county is Horry County at 1,133 square miles; Wisconsin's is Marathon County at 1,545 square miles. Marathon County's land area is 1.4 times (36%) larger than Horry County's.
Smallest county by area: South Carolina: McCormick County (359 sq mi) vs Wisconsin: Pepin County (232 sq mi). McCormick County's land area is 1.5 times (55%) larger than Pepin County's.
Most populous county: South Carolina: Greenville County (570,745 people) vs Wisconsin: Milwaukee County (924,740 people). Milwaukee County's population is 1.6 times (62%) larger than Greenville County's.
Least populous county: South Carolina: Allendale County (7,551 people) vs Wisconsin: Menominee County (4,286 people). Allendale County's population is 1.8 times (76%) larger than Menominee County's.
Richest county: South Carolina: Charleston County ($90,550 per capita income) vs Wisconsin: Ozaukee County ($109,947). Ozaukee County's income is 1.2 times (21%) richer than Charleston County's.
Poorest county: South Carolina: Marlboro County ($41,332 per capita income) vs Wisconsin: Menominee County ($43,696). Menominee County's income is 1.1 times (6%) richer than Marlboro County's.
South Carolina vs Wisconsin Taxes
State income tax: South Carolina has a top income tax rate of 6%, while Wisconsin has a top income tax rate of 7.65%. Wisconsin's top rate is 1.65 percentage points higher.
Property tax: South Carolina: 0.45% effective rate vs Wisconsin: 1.25% of home value per year. Wisconsin's rate is 0.8 percentage points higher.
Sales tax: South Carolina: 7.49% combined state and average local rate vs Wisconsin: 5.72%. South Carolina's combined rate is 1.77 percentage points higher.
Official Websites
South Carolina official website · Wisconsin official website
More Size Comparisons
All South Carolina size comparisons · All Wisconsin 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.