The map above shows Michigan and South Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Michigan vs South Australia Geography
Land area
- Michigan has a land area of 56,611 square miles (146,622 km²), while South Australia has 380,048 square miles (984,321 km²).
- South Australia's land area is 6.7 times (571%) larger than Michigan's.
Total area
- Michigan: 96,713 square miles (250,486 km²) vs South Australia: 380,048 square miles (984,321 km²), including inland and coastal water.
- South Australia's total area is 3.9 times (293%) larger than Michigan's.
Length
- Michigan is 489 miles (786 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 (120%) longer than Michigan's.
Width
- Michigan spans 453 miles (728 km) east to west; South Australia spans 825 miles (1,328 km).
- South Australia's east-west width is 1.8 times (82%) wider than Michigan's.
Highest point
- Michigan's highest point is Mount Arvon at 2,014 feet (614 m); South Australia's is Mount Woodroffe at 4,708 feet (1,435 m).
- Mount Woodroffe is 2,694 feet higher than Mount Arvon.
Lowest point
- Michigan's lowest point is Lake Erie at 571 feet; South Australia's is Lake Eyre at -49 feet.
- South Australia's lowest point is 620 feet lower.
Michigan vs South Australia Population and History
Population
- Michigan has a population of 10,140,459 (2024), while South Australia has 1,908,182 (2025).
- Michigan's population is 5.3 times (431%) larger than South Australia's.
Population density
- Michigan: 179.1 people per square mile vs South Australia: 5.0.
- Michigan's population density is 35.8 times higher than South Australia's.
Largest metro area
- Michigan's largest metropolitan area is Detroit-Warren-Dearborn, MI metro area (4,400,578 people) vs South Australia's Greater Adelaide (1,491,015).
- Detroit-Warren-Dearborn, MI metro area's population is 3.0 times (195%) larger than Greater Adelaide's.
History
- Michigan: Admitted to the Union on January 26, 1837, as the 26th state.
- South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836.
- In its current form, Michigan is the older of the two by 64 years.
Michigan vs South Australia Economy
GDP
- Michigan's GDP is $702.5 billion (2024) vs South Australia's $100.2 billion.
- Michigan's economic output is 7.0 times (601%) larger than South Australia's.
GDP per capita
- Michigan: $69,274 per person vs South Australia: $52,511.
- Michigan's GDP per capita is 1.3 times (32%) higher than South Australia's.
Official Websites
Michigan official website · South Australia official website
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More Size Comparisons
All Michigan 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.