The map above shows Northwest Territories and Western Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Northwest Territories vs Western Australia Geography
Land area: Northwest Territories has a land area of 456,792 square miles (1,183,085 km²), while Western Australia has 975,685 square miles (2,527,013 km²). Western Australia's land area is 2.1 times (114%) larger than Northwest Territories'.
Total area: Northwest Territories: 519,734 square miles (1,346,106 km²) vs Western Australia: 975,685 square miles (2,527,013 km²), including inland and coastal water. Western Australia's total area is 1.9 times (88%) larger than Northwest Territories'.
Length: Northwest Territories is 1,310 miles (2,107 km) long from north to south; Western Australia is 1,590 miles (2,558 km). Western Australia's north-south length is 1.2 times (21%) longer than Northwest Territories'.
Width: Northwest Territories spans 990 miles (1,593 km) east to west; Western Australia spans 1,286 miles (2,069 km). Western Australia's east-west width is 1.3 times (30%) wider than Northwest Territories'.
Highest point: Northwest Territories's highest point is Mount Nirvana at 9,098 feet (2,773 m); Western Australia's is Mount Meharry at 4,098 feet (1,249 m). Mount Nirvana is 5,000 feet higher than Mount Meharry.
Lowest point: Northwest Territories's lowest point is Arctic Ocean at 0 feet; Western Australia's is Indian Ocean at 0 feet. Both lowest points are at or near sea level.
Northwest Territories vs Western Australia Population and History
Population: Northwest Territories has a population of 45,257 (2024), while Western Australia has 3,061,672 (2025). Western Australia's population is 67.7 times larger than Northwest Territories'.
Population density: Northwest Territories: 0.1 people per square mile vs Western Australia: 3.1. Western Australia's population density is 31.0 times higher than Northwest Territories'.
Largest metro area: Northwest Territories's largest metropolitan area is Yellowknife CMA (20,340 people) vs Western Australia's Greater Perth (2,452,765). Greater Perth's population is 120.6 times larger than Yellowknife CMA's.
History: Northwest Territories: Became a Canadian territory on July 15, 1870. Western Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1829. In its current form, Northwest Territories is the older of the two by 31 years.
Northwest Territories vs Western Australia Economy
GDP: Northwest Territories's GDP is $3.7 billion (2024) vs Western Australia's $304.6 billion. Western Australia's economic output is 82.3 times larger than Northwest Territories'.
GDP per capita: Northwest Territories: $82,646 per person vs Western Australia: $99,488. Western Australia's GDP per capita is 1.2 times (20%) higher than Northwest Territories'.
Official Websites
Northwest Territories official website · Western Australia official website
More Size Comparisons
All Northwest Territories 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.