South Amboy city, New Jersey
Official LSAD Designation: South Amboy city • Census GEOID: 3468550
• Middlesex County
South Amboy city is an incorporated city in Middlesex County, New Jersey. According to official records from the Census (2025), South Amboy city had an estimated population of 10,403 residents. Official Census Bureau geographic records classify this community under LSAD designation South Amboy city (GEOID 3468550).
Local Government Administration U.S. Census Bureau GMAF
City Of South Amboy
Municipal
Official Title:
Mayor
Address:
140 N BROADWAY, SOUTH AMBOY NJ 08879-1642
County Of Middlesex
County
Official Title:
Director
Address:
75 BAYARD ST, NEW BRUNSWICK NJ 08901-2112
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 10,403 | 2025 |
| Median Household Income | $91,997 | 2020-2024 |
| Median Home Value | $379,700 | 2020-2024 |
| Land Area | 1.54 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).