South Plainfield
Borough in Middlesex County, New Jersey

South Plainfield is a borough in Middlesex County, New Jersey, with 24,338 residents (2020 Census). It sits at 82 ft (25 m) above sea level. The nearest town is Plainfield, 2.8 miles N.
- 24,338residents (2020 Census)
- 82 ftelevation · 25 m
- 8.3 sq miland area · 21.5 km²
- 2,934 / sq mipopulation density
- 07080ZIP code
About South Plainfield
South Plainfield is a borough in northern Middlesex County, in the U.S. state of New Jersey. South Plainfield was incorporated as a borough on March 6, 1926, from portions of Piscataway Township.The borough is situated on the border with Union County in the Raritan Valley region, within the New York metropolitan area. As of the 2020 United States census, the borough's population was 24,338, its highest decennial count ever and an increase of 953 (+4.1%) from the 23,385 recorded at the 2010 census, which in turn reflected an increase of 1,575 (+7.2%) from the 21,810 counted in the 2000 census.
South Plainfield was incorporated by an act of the New Jersey Legislature on March 12, 1926, from portions of Piscataway, based on the results of a referendum passed on April 6, 1926. The borough's name derives from Plainfield, which derived its name from a local estate or from its scenic location.
Text: Wikipedia · CC BY-SA 4.0
South Plainfield weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in South Plainfield
Webcams: Windy.com
Living in South Plainfield
- Median household income
- $130,239
- Median home value
- $470,900
- Median rent
- $2,107/mo
- Median age
- 41.7
Do you know South Plainfield? Tell us about it
Help other travelers: share what makes South Plainfield special. We review every message before publishing it.
Map of South Plainfield
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
South Plainfield Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›South Plainfield, NJ population
South Plainfield had 24,338 residents in the 2020 Census.
| 2020 Census | 24,338 |
|---|---|
| Density | 2,934 per sq mi (1,133 per km²) |
Source: U.S. Census Bureau, Decennial Census.
South Plainfield at a glance
| State | New Jersey (NJ) |
|---|---|
| County | Middlesex County |
| Type | Borough |
| Population | 24,338 (2020) |
| Land area | 8.30 sq mi (21.5 km²) |
| Water area | 0.03 sq mi (0.09 km²) |
| Elevation | 82 ft (25 m) |
| Coordinates | 40.5744° N, 74.4148° W |
| ZIP code | 07080 |
| Official website | southplainfieldnj.com |
| Census code (GEOID) | 3469390 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near South Plainfield
- Plainfield2.8 mi N
- Dunellen2.9 mi W
- Piscataway3.1 mi SW
- North Plainfield3.5 mi N
- Metuchen3.5 mi SE
- Green Brook4.1 mi NW
- Rutgers University-Livingston Campus4.2 mi S
- Middlesex4.4 mi W
- Scotch Plains4.6 mi NE
- Rutgers University-Busch Campus4.7 mi SW
- Watchung4.9 mi N
- Fanwood4.9 mi N
Straight-line distance between town centers.
Frequently asked questions about South Plainfield
What county is South Plainfield in?
South Plainfield is in Middlesex County, New Jersey.
What is the population of South Plainfield, NJ?
24,338 people lived in South Plainfield at the 2020 Census.
What is the ZIP code of South Plainfield, NJ?
The ZIP code of South Plainfield is 07080.
What is the elevation of South Plainfield?
82 feet (25 m) above sea level.
What towns are near South Plainfield?
Plainfield (2.8 mi), Dunellen (2.9 mi), Piscataway (3.1 mi), North Plainfield (3.5 mi), Metuchen (3.5 mi).
Last updated: