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Stewartsville, New Jersey facts for kids

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Stewartsville, New Jersey
Country  United States
State  New Jersey
County Warren
Township Greenwich
Named for Thomas Stewart
 • Total 0.129 sq mi (0.333 km2)
 • Land 0.129 sq mi (0.333 km2)
 • Water 0.000 sq mi (0.000 km2)  0.00%
315 ft (96 m)
 • Total 349
 • Density 2,714.4/sq mi (1,048.0/km2)
Time zone UTC-5 (Eastern (EST))
 • Summer (DST) UTC-4 (EDT)
ZIP code
Area code(s) 908
FIPS code 3470800
GNIS feature ID 02584031

Stewartsville is an unincorporated community and census-designated place (CDP) located within Greenwich Township in Warren County, New Jersey, United States, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 349. The area is served as United States Postal Service ZIP code 08886.

The Kennedy House and Mill, located on Route 173, is listed on the National Register of Historic Places (as Reference #: 96000552).

The community of Stewartsville was named after Thomas Stewart, a secretary to George Washington who purchased property in the area in 1793.


According to the United States Census Bureau, the CDP had a total area of 0.129 square miles (0.333 km2), all of which was land.


Census 2010

As of the census of 2010, there were 349 people, 134 households, and 96 families residing in the CDP. The population density was 2,714.4 per square mile (1,048.0/km2). There were 144 housing units at an average density of 1,120.0 per square mile (432.4/km2)*. The racial makeup of the CDP was 93.98% (328) White, 4.58% (16) Black or African American, 0.00% (0) Native American, 0.57% (2) Asian, 0.00% (0) Pacific Islander, 0.00% (0) from other races, and 0.86% (3) from two or more races. [[Hispanic (U.S. Census)|Hispanic or Latino of any race were 6.30% (22) of the population.

There were 134 households out of which 36.6% had children under the age of 18 living with them, 52.2% were married couples living together, 14.2% had a female householder with no husband present, and 28.4% were non-families. 21.6% of all households were made up of individuals, and 8.2% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.05.

In the CDP, the population was spread out with 26.4% under the age of 18, 7.4% from 18 to 24, 26.4% from 25 to 44, 27.8% from 45 to 64, and 12.0% who were 65 years of age or older. The median age was 40.3 years. For every 100 females there were 97.2 males. For every 100 females ages 18 and old there were 90.4 males.

Census 2000

As of the 2000 United States Census, the population for ZIP Code Tabulation Area 08886 was 4,854.


The area is accessible via exit 4 on Interstate 78.

Stewartsville had a station on the Morris and Essex Railroad, located 80 miles (130 km) from New York City.

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