| Official Name: | Stonebridge, New Jersey |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA New Jersey Middlesex County#USA New Jersey#USA |
| Pushpin Label: | Stonebridge |
| Pushpin Map Caption: | Location in Middlesex County##Location in New Jersey##Location in the United States |
| Pushpin Relief: | yes |
| Coordinates: | 40.2942°N -74.4664°W |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Middlesex |
| Subdivision Type3: | Township |
| Subdivision Name3: | Monroe |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.46 |
| Area Land Sq Mi: | 0.46 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 1.19 |
| Area Land Km2: | 1.19 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 1616 |
| Population Footnotes: | [2] |
| Population Density Km2: | 1361.03 |
| Population Density Sq Mi: | 3528.38 |
| Timezone: | Eastern (EST) |
| Utc Offset: | −05:00 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −04:00 |
| Elevation Ft: | 125 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 08831 (Monroe Township) |
| Area Code: | 732/848 |
| Blank Name: | FIPS code |
| Blank Info: | [3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2806193 |
Stonebridge is a gated community and census-designated place (CDP) in Monroe Township, Middlesex County, in the U.S. state of New Jersey. As of the 2020 census, the year it was first listed as a CDP, the population was 1,616.[2]
Stonebridge is in southern Middlesex County, in the southwestern part of Monroe Township, on the east side of Applegarth Road and the north side of Federal Road. It is south of Clearbrook, 5miles south of Jamesburg and 4miles northeast of Hightstown.
According to the U.S. Census Bureau, the Stonebridge CDP has an area of 0.46sqmi, of which 0.001sqmi, or 0.22%, are water.[1] Cranbury Brook runs along the northeast edge of the community, flowing northwest toward the Millstone River at Plainsboro, and thus part of the Raritan River watershed.