The map above shows Alaska and Western Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Alaska vs Western Australia Geography
Land area: Alaska has a land area of 571,242 square miles (1,479,509 km²), while Western Australia has 975,685 square miles (2,527,013 km²). Western Australia's land area is 1.7 times (71%) larger than Alaska's.
Total area: Alaska: 665,725 square miles (1,724,220 km²) vs Western Australia: 975,685 square miles (2,527,013 km²), including inland and coastal water. Western Australia's total area is 1.5 times (47%) larger than Alaska's.
Length: Alaska is 1,201 miles (1,933 km) long from north to south; Western Australia is 1,590 miles (2,558 km). Western Australia's north-south length is 1.3 times (32%) longer than Alaska's.
Width: Alaska spans 1,544 miles (2,485 km) east to west; Western Australia spans 1,286 miles (2,069 km). Alaska's east-west width is 1.2 times (20%) wider than Western Australia's.
Highest point: Alaska's highest point is Denali at 20,235 feet (6,168 m); Western Australia's is Mount Meharry at 4,098 feet (1,249 m). Denali is 16,137 feet higher than Mount Meharry.
Lowest point: Alaska's lowest point is Pacific Ocean at 0 feet; Western Australia's is Indian Ocean at 0 feet. Both lowest points are at or near sea level.
Alaska vs Western Australia Population and History
Population: Alaska has a population of 740,133 (2024), while Western Australia has 3,061,672 (2025). Western Australia's population is 4.1 times (314%) larger than Alaska's.
Population density: Alaska: 1.3 people per square mile vs Western Australia: 3.1. Western Australia's population density is 2.4 times (138%) higher than Alaska's.
Largest metro area: Alaska's largest metropolitan area is Anchorage, AK metro area (407,213 people) vs Western Australia's Greater Perth (2,452,765). Greater Perth's population is 6.0 times (502%) larger than Anchorage, AK metro area's.
History: Alaska: Admitted to the Union on January 3, 1959, as the 49th state. Western Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1829. In its current form, Western Australia is the older of the two by 58 years.
Alaska vs Western Australia Economy
GDP: Alaska's GDP is $71.6 billion (2024) vs Western Australia's $304.6 billion. Western Australia's economic output is 4.3 times (325%) larger than Alaska's.
GDP per capita: Alaska: $96,695 per person vs Western Australia: $99,488. Alaska and Western Australia have about the same GDP per capita.
Official Websites
Alaska official website · Western Australia official website
More Size Comparisons
All Alaska size comparisons · All Western 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.