The map above shows Wisconsin and South Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Wisconsin vs South Australia Geography
Land area
- Wisconsin has a land area of 54,168 square miles (140,294 km²), while South Australia has 380,048 square miles (984,321 km²).
- South Australia's land area is 7.0 times (602%) larger than Wisconsin's.
Total area
- Wisconsin: 65,497 square miles (169,636 km²) vs South Australia: 380,048 square miles (984,321 km²), including inland and coastal water.
- South Australia's total area is 5.8 times (480%) larger than Wisconsin's.
Length
- Wisconsin is 368 miles (593 km) long from north to south; South Australia is 1,078 miles (1,735 km).
- South Australia's north-south length is 2.9 times (193%) longer than Wisconsin's.
Width
- Wisconsin spans 323 miles (521 km) east to west; South Australia spans 825 miles (1,328 km).
- South Australia's east-west width is 2.6 times (155%) wider than Wisconsin's.
Highest point
- Wisconsin's highest point is Timms Hill at 1,946 feet (593 m); South Australia's is Mount Woodroffe at 4,708 feet (1,435 m).
- Mount Woodroffe is 2,762 feet higher than Timms Hill.
Lowest point
- Wisconsin's lowest point is Lake Michigan at 577 feet; South Australia's is Lake Eyre at -49 feet.
- South Australia's lowest point is 626 feet lower.
Wisconsin vs South Australia Population and History
Population
- Wisconsin has a population of 5,960,975 (2024), while South Australia has 1,908,182 (2025).
- Wisconsin's population is 3.1 times (212%) larger than South Australia's.
Population density
- Wisconsin: 110.0 people per square mile vs South Australia: 5.0.
- Wisconsin's population density is 22.0 times higher than South Australia's.
Largest metro area
- Wisconsin's largest metropolitan area is Minneapolis-St. Paul-Bloomington, MN-WI metro area (3,757,952 people) vs South Australia's Greater Adelaide (1,491,015).
- Minneapolis-St. Paul-Bloomington, MN-WI metro area's population is 2.5 times (152%) larger than Greater Adelaide's.
History
- Wisconsin: Admitted to the Union on May 29, 1848, as the 30th state.
- South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836.
- In its current form, Wisconsin is the older of the two by 53 years.
Wisconsin vs South Australia Economy
GDP
- Wisconsin's GDP is $453.3 billion (2024) vs South Australia's $100.2 billion.
- Wisconsin's economic output is 4.5 times (352%) larger than South Australia's.
GDP per capita
- Wisconsin: $76,044 per person vs South Australia: $52,511.
- Wisconsin's GDP per capita is 1.4 times (45%) higher than South Australia's.
Official Websites
Wisconsin official website · South Australia official website
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More Size Comparisons
All Wisconsin size comparisons · All South Australia 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.