Plainfield

City in Union County, New Jersey

View of Plainfield, New Jersey
Photo: Ken Lund · CC BY-SA 2.0

Plainfield is a city in Union County, New Jersey, with 54,586 residents (2020 Census). It sits at 95 ft (29 m) above sea level. The nearest town is North Plainfield, 1.3 miles W.

About Plainfield

Plainfield is a city in Union County, in the U.S. state of New Jersey. Nicknamed "The Queen City," it serves as both a regional hub for Central New Jersey and a bedroom suburb of the New York Metropolitan area, located in the Raritan Valley region. As of the 2020 United States census, the city's population, majority Latino for the first time, was 54,586. This was an increase of 4,778 (+9.6%) from the 2010 census count of 49,808, which in turn reflected an increase of 1,979 (+4.1%) from the 47,829 counted in the 2000 census. In 2023, the Census Bureau estimated the city's population to be 54,670.

The area of present-day Plainfield was originally formed as Plainfield Township, a township that was created on April 5, 1847, from portions of Westfield Township, while the area was still part of Essex County. On March 19, 1857, Plainfield Township became part of the newly created Union County.

Plainfield was incorporated as a city by an act of the New Jersey Legislature on April 21, 1869, from portions of Plainfield Township, based on the results of a referendum held that same day. The city and township coexisted until March 6, 1878, when Plainfield Township was dissolved and parts were absorbed by Plainfield city, with the remainder becoming Fanwood Township (since renamed as Scotch Plains).

The name "Plainfield", also used in both North Plainfield and South Plainfield, is derived from a local estate or from its scenic location.

Text: Wikipedia · CC BY-SA 4.0

Plainfield weather: 7-day forecast

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Live webcams in Plainfield

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Living in Plainfield

Median household income
$85,908
Median home value
$410,800
Median rent
$1,767/mo
Median age
32.4
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Map of Plainfield

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Plainfield, NJ population

Plainfield had 54,586 residents in the 2020 Census.

2020 Census54,586
Density9,160 per sq mi (3,537 per km²)

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

Plainfield at a glance

StateNew Jersey (NJ)
CountyUnion County
TypeCity
Population54,586 (2020)
Land area5.96 sq mi (15.4 km²)
Water area0.01 sq mi (0.02 km²)
Elevation95 ft (29 m)
Coordinates40.6154° N, 74.4158° W
ZIP codes07060, 07062, 07063, 07069
Official websiteplainfield.com
Census code (GEOID)3459190

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

Towns near Plainfield

Straight-line distance between town centers.

Frequently asked questions about Plainfield

What county is Plainfield in?

Plainfield is in Union County, New Jersey.

What is the population of Plainfield, NJ?

54,586 people lived in Plainfield at the 2020 Census.

What is the ZIP code of Plainfield, NJ?

The main ZIP code is 07060. Other ZIP codes: 07062, 07063, 07069.

What is the elevation of Plainfield?

95 feet (29 m) above sea level.

What towns are near Plainfield?

North Plainfield (1.3 mi), Watchung (2.2 mi), Fanwood (2.4 mi), Scotch Plains (2.6 mi), South Plainfield (2.8 mi).

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