Columbia

Census-designated place in Warren County, New Jersey

Aerial view of Columbia, New Jersey
Aerial view: USDA NAIP · USGS The National Map (public domain)

Columbia is an unincorporated community (census-designated place) in Warren County, New Jersey, with 215 residents (2020 Census). It sits at 305 ft (93 m) above sea level. The nearest town is Portland, 0.3 miles SW.

About Columbia

Columbia is an unincorporated community and census-designated place (CDP) located within Knowlton Township in Warren County, in the U.S. state of New Jersey. While the community has existed for over a century, the CDP was created as part of the 2010 United States census. As of the 2020 census, Columbia had a population of 215. The area is served as United States Postal Service ZIP Code 07832.

Text: Wikipedia · CC BY-SA 4.0

Columbia weather: 7-day forecast

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Living in Columbia

Median household income
$74,125
Median home value
$334,800
Median age
55.5
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Map of Columbia

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Columbia, NJ population

Columbia had 215 residents in the 2020 Census.

2020 Census215
Density2,150 per sq mi (830 per km²)

Source: U.S. Census Bureau, Decennial Census.

Columbia at a glance

StateNew Jersey (NJ)
CountyWarren County
TypeCensus-designated place
Population215 (2020)
Land area0.10 sq mi (0.3 km²)
Water area0.03 sq mi (0.07 km²)
Elevation305 ft (93 m)
Coordinates40.9259° N, 75.0941° W
ZIP code18351
Census code (GEOID)3414590

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Columbia

Straight-line distance between town centers.

Frequently asked questions about Columbia

What county is Columbia in?

Columbia is in Warren County, New Jersey.

What is the population of Columbia, NJ?

215 people lived in Columbia at the 2020 Census.

What is the ZIP code of Columbia, NJ?

The ZIP code of Columbia is 18351.

What is the elevation of Columbia?

305 feet (93 m) above sea level.

What towns are near Columbia?

Portland (0.3 mi), Knowlton (1.7 mi), Mount Bethel (2.1 mi), Delaware (2.6 mi), Upper Mount Bethel (2.8 mi).

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