South Plainfield, New Jersey
South Plainfield is a borough in Middlesex County, New Jersey, with an estimated population of 24,131 in 2023. It sits at 40.5744, -74.4148 in the America/New_York time zone.
| Field | Value |
|---|---|
| Place name | South Plainfield |
| Type | borough |
| State | New Jersey (NJ) |
| County | Middlesex County |
| Population (2023 est.) | 24,131 |
| Land area | 8.30 sq mi (21.49 km²) |
| Coordinates | 40.5744, -74.4148 |
| Time zone | America/New_York |
| ZIP codes | 07080 |
| Telephone area codes | 908 |
ZIP codes and area codes for South Plainfield
South Plainfield covers 1 ZIP code: 07080. Telephone area codes serving the area: 908. Browse all ZIP codes in New Jersey for the full list.
Where is South Plainfield?
South Plainfield is located in New Jersey, in Middlesex County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Plainfield 5 km · NJDunellen 5 km · NJNorth Plainfield 6 km · NJMetuchen 6 km · NJMiddlesex 7 km · NJWatchung 8 km · NJFanwood 8 km · NJHighland Park 8 km · NJ
Other places in Middlesex County
New Brunswick 55,846Perth Amboy 55,249Sayreville 45,496Carteret 25,281South River 15,931Metuchen 14,977Highland Park 14,959Middlesex 14,461South Amboy 10,237Dunellen 8,176
Frequently asked questions
What county is South Plainfield, NJ in?
South Plainfield is in Middlesex County, New Jersey.
What is the population of South Plainfield, NJ?
The 2023 Census Bureau estimate is 24,131.
What time zone is South Plainfield in?
South Plainfield is in the America/New_York time zone.