The map above shows South Australia and Spain side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Australia vs Spain Geography
Land area: South Australia has a land area of 380,048 square miles (984,321 km²), while Spain has 192,657 square miles (498,980 km²). South Australia's land area is 2.0 times (97%) larger than Spain's.
Total area: South Australia: 380,048 square miles (984,321 km²) vs Spain: 195,364 square miles (505,990 km²), including inland and coastal water. South Australia's total area is 1.9 times (95%) larger than Spain's.
Length: South Australia is 1,078 miles (1,735 km) long from north to south; Spain is 546 miles (879 km). South Australia's north-south length is 2.0 times (97%) longer than Spain's.
Width: South Australia spans 825 miles (1,328 km) east to west; Spain spans 697 miles (1,122 km). South Australia's east-west width is 1.2 times (18%) wider than Spain's.
Highest point: South Australia's highest point is Mount Woodroffe at 4,708 feet (1,435 m); Spain's is Teide (Tenerife) at 12,188 feet (3,715 m). Teide (Tenerife) is 7,480 feet higher than Mount Woodroffe.
Lowest point: South Australia's lowest point is Lake Eyre at -49 feet; Spain's is Atlantic Ocean at 0 feet. South Australia's lowest point is 49 feet lower.
South Australia vs Spain Population and History
Population: South Australia has a population of 1,908,182 (2025), while Spain has 49,801,559 (2026). Spain's population is 26.1 times larger than South Australia's.
Population density: South Australia: 5.0 people per square mile vs Spain: 258.5. Spain's population density is 51.7 times higher than South Australia's.
Largest metro area: South Australia's largest metropolitan area is Greater Adelaide (1,491,015 people) vs Spain's Madrid (6,497,000). Madrid's population is 4.4 times (336%) larger than Greater Adelaide's.
History: South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836. Spain: A unified kingdom since 1479; the current constitution dates from 1978. In its current form, Spain is the older of the two by 422 years.
South Australia vs Spain Economy
GDP: South Australia's GDP is $100.2 billion (2025) vs Spain's $1,906.5 billion. Spain's economic output is 19.0 times larger than South Australia's.
GDP per capita: South Australia: $52,511 per person vs Spain: $38,627. South Australia's GDP per capita is 1.4 times (36%) higher than Spain's.
Official Websites
South Australia official website · Spain official website
More Size Comparisons
All South Australia size comparisons · All Spain 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.