The map above shows Oklahoma and Northern Territory side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs Northern Territory Geography
Land area: Oklahoma has a land area of 68,597 square miles (177,665 km²), while Northern Territory has 520,902 square miles (1,349,129 km²). Northern Territory's land area is 7.6 times (659%) larger than Oklahoma's.
Total area: Oklahoma: 69,899 square miles (181,038 km²) vs Northern Territory: 520,902 square miles (1,349,129 km²), including inland and coastal water. Northern Territory's total area is 7.5 times (645%) larger than Oklahoma's.
Length: Oklahoma is 533 miles (857 km) long from north to south; Northern Territory is 1,092 miles (1,758 km). Northern Territory's north-south length is 2.0 times (105%) longer than Oklahoma's.
Width: Oklahoma spans 490 miles (789 km) east to west; Northern Territory spans 610 miles (981 km). Northern Territory's east-west width is 1.2 times (24%) wider than Oklahoma's.
Highest point: Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); Northern Territory's is Mount Zeil at 5,023 feet (1,531 m). Mount Zeil is 43 feet higher than Black Mesa.
Lowest point: Oklahoma's lowest point is Little River at 289 feet; Northern Territory's is Timor Sea at 0 feet. Northern Territory's lowest point is 289 feet lower.
Oklahoma vs Northern Territory Population and History
Population: Oklahoma has a population of 4,095,393 (2024), while Northern Territory has 265,457 (2025). Oklahoma's population is 15.4 times larger than Northern Territory's.
Population density: Oklahoma: 59.7 people per square mile vs Northern Territory: 0.5. Oklahoma's population density is 119.4 times higher than Northern Territory's.
Largest metro area: Oklahoma's largest metropolitan area is Oklahoma City, OK metro area (1,497,821 people) vs Northern Territory's Greater Darwin (159,284). Oklahoma City, OK metro area's population is 9.4 times (840%) larger than Greater Darwin's.
History: Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state. Northern Territory: Became a federal territory on January 1, 1911; self-governing since 1978. In its current form, Oklahoma is the older of the two by 4 years.
Oklahoma vs Northern Territory Economy
GDP: Oklahoma's GDP is $263.7 billion (2024) vs Northern Territory's $22.4 billion. Oklahoma's economic output is 11.8 times larger than Northern Territory's.
GDP per capita: Oklahoma: $64,388 per person vs Northern Territory: $84,383. Northern Territory's GDP per capita is 1.3 times (31%) higher than Oklahoma's.
Official Websites
Oklahoma official website · Northern Territory official website
More Size Comparisons
All Oklahoma 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.