The map above shows Alberta and Western Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Alberta vs Western Australia Geography
Land area: Alberta has a land area of 248,000 square miles (642,317 km²), while Western Australia has 975,685 square miles (2,527,013 km²). Western Australia's land area is 3.9 times (293%) larger than Alberta's.
Total area: Alberta: 255,541 square miles (661,848 km²) vs Western Australia: 975,685 square miles (2,527,013 km²), including inland and coastal water. Western Australia's total area is 3.8 times (282%) larger than Alberta's.
Length: Alberta is 810 miles (1,303 km) long from north to south; Western Australia is 1,590 miles (2,558 km). Western Australia's north-south length is 2.0 times (96%) longer than Alberta's.
Width: Alberta spans 544 miles (876 km) east to west; Western Australia spans 1,286 miles (2,069 km). Western Australia's east-west width is 2.4 times (136%) wider than Alberta's.
Highest point: Alberta's highest point is Mount Columbia at 12,293 feet (3,747 m); Western Australia's is Mount Meharry at 4,098 feet (1,249 m). Mount Columbia is 8,195 feet higher than Mount Meharry.
Lowest point: Alberta's lowest point is Slave River at 499 feet; Western Australia's is Indian Ocean at 0 feet. Western Australia's lowest point is 499 feet lower.
Alberta vs Western Australia Population and History
Population: Alberta has a population of 5,048,151 (2026), while Western Australia has 3,061,672 (2025). Alberta's population is 1.6 times (65%) larger than Western Australia's.
Population density: Alberta: 20.4 people per square mile vs Western Australia: 3.1. Alberta's population density is 6.6 times (558%) higher than Western Australia's.
Largest metro area: Alberta's largest metropolitan area is Calgary CMA (1,481,806 people) vs Western Australia's Greater Perth (2,452,765). Greater Perth's population is 1.7 times (66%) larger than Calgary CMA's.
History: Alberta: Joined Confederation on September 1, 1905. 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 4 years.
Alberta vs Western Australia Economy
GDP: Alberta's GDP is $346.0 billion (2024) vs Western Australia's $304.6 billion. Alberta's economic output is 1.1 times (14%) larger than Western Australia's.
GDP per capita: Alberta: $70,487 per person vs Western Australia: $99,488. Western Australia's GDP per capita is 1.4 times (41%) higher than Alberta's.
Official Websites
Alberta official website · Western Australia official website
More Size Comparisons
All Alberta 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.