The map above shows Nebraska and South Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Nebraska vs South Australia Geography
Land area: Nebraska has a land area of 76,815 square miles (198,950 km²), while South Australia has 380,048 square miles (984,321 km²). South Australia's land area is 4.9 times (395%) larger than Nebraska's.
Total area: Nebraska: 77,347 square miles (200,329 km²) vs South Australia: 380,048 square miles (984,321 km²), including inland and coastal water. South Australia's total area is 4.9 times (391%) larger than Nebraska's.
Length: Nebraska is 497 miles (800 km) long from north to south; South Australia is 1,078 miles (1,735 km). South Australia's north-south length is 2.2 times (117%) longer than Nebraska's.
Width: Nebraska spans 464 miles (747 km) east to west; South Australia spans 825 miles (1,328 km). South Australia's east-west width is 1.8 times (78%) wider than Nebraska's.
Highest point: Nebraska's highest point is Panorama Point at 5,428 feet (1,654 m); South Australia's is Mount Woodroffe at 4,708 feet (1,435 m). Panorama Point is 720 feet higher than Mount Woodroffe.
Lowest point: Nebraska's lowest point is Missouri River at 840 feet; South Australia's is Lake Eyre at -49 feet. South Australia's lowest point is 889 feet lower.
Nebraska vs South Australia Population and History
Population: Nebraska has a population of 2,005,465 (2024), while South Australia has 1,908,182 (2025). Nebraska's population is 1.1 times (5%) larger than South Australia's.
Population density: Nebraska: 26.1 people per square mile vs South Australia: 5.0. Nebraska's population density is 5.2 times (422%) higher than South Australia's.
Largest metro area: Nebraska's largest metropolitan area is Omaha, NE-IA metro area (1,001,010 people) vs South Australia's Greater Adelaide (1,491,015). Greater Adelaide's population is 1.5 times (49%) larger than Omaha, NE-IA metro area's.
History: Nebraska: Admitted to the Union on March 1, 1867, as the 37th state. South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836. In its current form, Nebraska is the older of the two by 34 years.
Nebraska vs South Australia Economy
GDP: Nebraska's GDP is $189.2 billion (2024) vs South Australia's $100.2 billion. Nebraska's economic output is 1.9 times (89%) larger than South Australia's.
GDP per capita: Nebraska: $94,363 per person vs South Australia: $52,511. Nebraska's GDP per capita is 1.8 times (80%) higher than South Australia's.
Official Websites
Nebraska official website · South Australia official website
More Size Comparisons
All Nebraska 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.