The map above shows North Carolina and South Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
North Carolina vs South Australia Geography
Land area: North Carolina has a land area of 48,624 square miles (125,936 km²), while South Australia has 380,048 square miles (984,321 km²). South Australia's land area is 7.8 times (682%) larger than North Carolina's.
Total area: North Carolina: 53,819 square miles (139,390 km²) vs South Australia: 380,048 square miles (984,321 km²), including inland and coastal water. South Australia's total area is 7.1 times (606%) larger than North Carolina's.
Length: North Carolina is 258 miles (415 km) long from north to south; South Australia is 1,078 miles (1,735 km). South Australia's north-south length is 4.2 times (318%) longer than North Carolina's.
Width: North Carolina spans 487 miles (784 km) east to west; South Australia spans 825 miles (1,328 km). South Australia's east-west width is 1.7 times (69%) wider than North Carolina's.
Highest point: North Carolina's highest point is Mount Mitchell at 6,674 feet (2,034 m); South Australia's is Mount Woodroffe at 4,708 feet (1,435 m). Mount Mitchell is 1,966 feet higher than Mount Woodroffe.
Lowest point: North Carolina's lowest point is Atlantic Ocean at 0 feet; South Australia's is Lake Eyre at -49 feet. South Australia's lowest point is 49 feet lower.
North Carolina vs South Australia Population and History
Population: North Carolina has a population of 11,046,024 (2024), while South Australia has 1,908,182 (2025). North Carolina's population is 5.8 times (479%) larger than South Australia's.
Population density: North Carolina: 227.2 people per square mile vs South Australia: 5.0. North Carolina's population density is 45.4 times higher than South Australia's.
Largest metro area: North Carolina's largest metropolitan area is Charlotte-Concord-Gastonia, NC-SC metro area (2,883,370 people) vs South Australia's Greater Adelaide (1,491,015). Charlotte-Concord-Gastonia, NC-SC metro area's population is 1.9 times (93%) larger than Greater Adelaide's.
History: North Carolina: Admitted to the Union on November 21, 1789, as the 12th state. South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836. In its current form, North Carolina is the older of the two by 112 years.
North Carolina vs South Australia Economy
GDP: North Carolina's GDP is $844.2 billion (2024) vs South Australia's $100.2 billion. North Carolina's economic output is 8.4 times (743%) larger than South Australia's.
GDP per capita: North Carolina: $76,427 per person vs South Australia: $52,511. North Carolina's GDP per capita is 1.5 times (46%) higher than South Australia's.
Official Websites
North Carolina official website · South Australia official website
More Size Comparisons
All North Carolina 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.