The map above shows Colorado and Northern Territory side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Colorado vs Northern Territory Geography
Land area: Colorado has a land area of 103,637 square miles (268,419 km²), while Northern Territory has 520,902 square miles (1,349,129 km²). Northern Territory's land area is 5.0 times (403%) larger than Colorado's.
Total area: Colorado: 104,095 square miles (269,605 km²) vs Northern Territory: 520,902 square miles (1,349,129 km²), including inland and coastal water. Northern Territory's total area is 5.0 times (400%) larger than Colorado's.
Length: Colorado is 467 miles (751 km) long from north to south; Northern Territory is 1,092 miles (1,758 km). Northern Territory's north-south length is 2.3 times (134%) longer than Colorado's.
Width: Colorado spans 387 miles (622 km) east to west; Northern Territory spans 610 miles (981 km). Northern Territory's east-west width is 1.6 times (58%) wider than Colorado's.
Highest point: Colorado's highest point is Mount Elbert at 14,422 feet (4,396 m); Northern Territory's is Mount Zeil at 5,023 feet (1,531 m). Mount Elbert is 9,399 feet higher than Mount Zeil.
Lowest point: Colorado's lowest point is Arikaree River at 3,326 feet; Northern Territory's is Timor Sea at 0 feet. Northern Territory's lowest point is 3,326 feet lower.
Colorado vs Northern Territory Population and History
Population: Colorado has a population of 5,957,493 (2024), while Northern Territory has 265,457 (2025). Colorado's population is 22.4 times larger than Northern Territory's.
Population density: Colorado: 57.5 people per square mile vs Northern Territory: 0.5. Colorado's population density is 115.0 times higher than Northern Territory's.
Largest metro area: Colorado's largest metropolitan area is Denver-Aurora-Centennial, CO metro area (3,052,498 people) vs Northern Territory's Greater Darwin (159,284). Denver-Aurora-Centennial, CO metro area's population is 19.2 times larger than Greater Darwin's.
History: Colorado: Admitted to the Union on August 1, 1876, as the 38th state. Northern Territory: Became a federal territory on January 1, 1911; self-governing since 1978. In its current form, Colorado is the older of the two by 35 years.
Colorado vs Northern Territory Economy
GDP: Colorado's GDP is $557.6 billion (2024) vs Northern Territory's $22.4 billion. Colorado's economic output is 24.9 times larger than Northern Territory's.
GDP per capita: Colorado: $93,602 per person vs Northern Territory: $84,383. Colorado's GDP per capita is 1.1 times (11%) higher than Northern Territory's.
Official Websites
Colorado official website · Northern Territory official website
More Size Comparisons
All Colorado size comparisons · All Northern Territory 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.