The map above shows District of Columbia and New Brunswick side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
District of Columbia vs New Brunswick Geography
Land area
- District of Columbia has a land area of 61 square miles (158 km²), while New Brunswick has 27,587 square miles (71,450 km²).
- New Brunswick's land area is 452.2 times larger than District of Columbia's.
Total area
- District of Columbia: 68 square miles (177 km²) vs New Brunswick: 28,150 square miles (72,908 km²), including inland and coastal water.
- New Brunswick's total area is 411.9 times larger than District of Columbia's.
Length
- District of Columbia is 13 miles (22 km) long from north to south; New Brunswick is 241 miles (388 km).
- New Brunswick's north-south length is 18.5 times longer than District of Columbia's.
Width
- District of Columbia spans 12 miles (19 km) east to west; New Brunswick spans 264 miles (424 km).
- New Brunswick's east-west width is 22.0 times wider than District of Columbia's.
Highest point
- District of Columbia's highest point is Fort Reno at 429 feet (131 m); New Brunswick's is Mount Carleton at 2,680 feet (817 m).
- Mount Carleton is 2,251 feet higher than Fort Reno.
Lowest point
- District of Columbia's lowest point is Potomac River at 0 feet; New Brunswick's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
District of Columbia vs New Brunswick Population and History
Population
- District of Columbia has a population of 702,250 (2024), while New Brunswick has 867,383 (2026).
- New Brunswick's population is 1.2 times (24%) larger than District of Columbia's.
Population density
- District of Columbia: 11,493.5 people per square mile vs New Brunswick: 31.4.
- District of Columbia's population density is 366.0 times higher than New Brunswick's.
Biggest city
- District of Columbia's biggest city is Washington with 702,250 people; New Brunswick's is Moncton with 79,470.
- Washington's population is 8.8 times (784%) larger than Moncton's.
Largest metro area
- District of Columbia's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs New Brunswick's Moncton CMA (157,717).
- Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 40.8 times larger than Moncton CMA's.
History
- District of Columbia: The federal district, established by the Residence Act on July 16, 1790; not a state.
- New Brunswick: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- In its current form, District of Columbia is the older of the two by 77 years.
District of Columbia vs New Brunswick Economy
GDP
- District of Columbia's GDP is $184.3 billion (2024) vs New Brunswick's $35.3 billion.
- District of Columbia's economic output is 5.2 times (422%) larger than New Brunswick's.
GDP per capita
- District of Columbia: $262,439 per person vs New Brunswick: $41,088.
- District of Columbia's GDP per capita is 6.4 times (539%) higher than New Brunswick's.
Official Websites
District of Columbia official website · New Brunswick official website
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More Size Comparisons
All District of Columbia size comparisons · All New Brunswick 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.