The map above shows New Jersey and Australian Capital Territory side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Jersey vs Australian Capital Territory Geography
Land area: New Jersey has a land area of 7,355 square miles (19,049 km²), while Australian Capital Territory has 910 square miles (2,358 km²). New Jersey's land area is 8.1 times (708%) larger than Australian Capital Territory's.
Total area: New Jersey: 8,719 square miles (22,583 km²) vs Australian Capital Territory: 910 square miles (2,358 km²), including inland and coastal water. New Jersey's total area is 9.6 times (858%) larger than Australian Capital Territory's.
Length: New Jersey is 169 miles (271 km) long from north to south; Australian Capital Territory is 54 miles (87 km). New Jersey's north-south length is 3.1 times (213%) longer than Australian Capital Territory's.
Width: New Jersey spans 129 miles (207 km) east to west; Australian Capital Territory spans 38 miles (61 km). New Jersey's east-west width is 3.4 times (239%) wider than Australian Capital Territory's.
Highest point: New Jersey's highest point is High Point at 1,798 feet (548 m); Australian Capital Territory's is Bimberi Peak at 6,273 feet (1,912 m). Bimberi Peak is 4,475 feet higher than High Point.
Lowest point: New Jersey's lowest point is Atlantic Ocean at 0 feet; Australian Capital Territory's is Molonglo River at 1,407 feet. New Jersey's lowest point is 1,407 feet lower.
New Jersey vs Australian Capital Territory Population and History
Population: New Jersey has a population of 9,500,851 (2024), while Australian Capital Territory has 486,231 (2025). New Jersey's population is 19.5 times larger than Australian Capital Territory's.
Population density: New Jersey: 1,291.8 people per square mile vs Australian Capital Territory: 534.3. New Jersey's population density is 2.4 times (142%) higher than Australian Capital Territory's.
Largest metro area: New Jersey's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs Australian Capital Territory's Greater Canberra (486,231). New York-Newark-Jersey City, NY-NJ metro area's population is 41.0 times larger than Greater Canberra's.
History: New Jersey: Admitted to the Union on December 18, 1787, as the 3rd state. Australian Capital Territory: Established as the Federal Capital Territory on January 1, 1911. In its current form, New Jersey is the older of the two by 124 years.
New Jersey vs Australian Capital Territory Economy
GDP: New Jersey's GDP is $846.0 billion (2024) vs Australian Capital Territory's $38.0 billion. New Jersey's economic output is 22.3 times larger than Australian Capital Territory's.
GDP per capita: New Jersey: $89,045 per person vs Australian Capital Territory: $78,152. New Jersey's GDP per capita is 1.1 times (14%) higher than Australian Capital Territory's.
Official Websites
New Jersey official website · Australian Capital Territory official website
More Size Comparisons
All New Jersey size comparisons · All Australian Capital 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.