South Brunswick township, New Jersey
South Brunswick township profile, demographic data, and geographic information.
South Brunswick township is a geographic entity located in Middlesex County, New Jersey. As of official census estimates, it has a reported population of 47,454. The land area covers 40.61 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 47,454 | — | 2025 / Census |
| Median Age | 41.8 yrs | ±1.2 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 16,770 | ±504 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 16,993 | ±498 |
| Occupied Housing Units | 16,770 | ±504 |
| Vacant Housing Units | 223 | ±148 |
| Median Home Value | $582,700 | ±$25,552 |
| Median Gross Rent | $1,935 | ±$94 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $150,933 | ±$10,917 |
| Per Capita Income | $68,610 | ±$3,895 |
| Poverty Rate | 4.5% | ±1.1% |
| Population Below Poverty Level | 2,092 | ±524 |
| Unemployment Rate | 5.3% | ±1.2% |
| Civilian Labor Force, Employed | 25,867 | ±897 |
| Broadband Internet Rate | 97.5% | ±0.8% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 47,896 (2024)
ID: 184037
|
Township | Official Local Government |
Contact: DIRECTOR OF PLANNING
PO BOX 190, MONMOUTH JUNCTION NJ 08852-0190
|
|
GUS Population: 890,119 (2024)
ID: 170104
|
County | Official County Government |
Contact: DIRECTOR
75 BAYARD ST, NEW BRUNSWICK NJ 08901-2112
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | NEW BRUNSWICK, NJ | |
| Alternative School Nearby | N | AVENEL, NJ | |
| Special Education School Nearby | PK-12 | MONROE TOWNSHIP, NJ | |
| Regular School Nearby | 07-12 | Perth Amboy, NJ | |
| Regular School Nearby | 06-11 | Trenton, NJ | |
| Regular School Nearby | PK-04 | Bridgewater, NJ | |
| Regular School Nearby | KG-05 | OLD BRIDGE, NJ | |
| Regular School Nearby | 06-08 | HAMILTON, NJ | |
| Regular School Nearby | 05-08 | Manville, NJ | |
| Regular School Nearby | PK-05 | HAMILTON, NJ |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Chamberlain University-New Jersey
|
College | 7.1 mi away | 630 U.S. Highway One, North Brunswick, NJ, 08902 |
7328751300
|
|
SO. BRUNSWICK TWSP. BOOKMOBILE
|
Library | 0.2 mi away | KINGSTON LANE, MONMOUTH JUNT., NJ, 08852 |
(201) 821-8224
|
|
Princeton University
|
College | 7.6 mi away | 1 Nassau Hall, Princeton, NJ, 08544-0070 |
6092583000
|
|
SO. BRUNSWICK PUB. LIB.
|
Library | 0.4 mi away | 110 KINGSTON LANE, MONMOUTH JUNT., NJ, 08852 |
(201) 821-8224
|
|
American Institute of Alternative Medicine
|
College Vocational | 7.9 mi away | 646 Rt. 18, Suite 210, East Brunswick, NJ, 08816 |
7326516060
|
|
FRANKLIN PARK
|
Library | 3.7 mi away | 3391 RT. 27 S., SUITE 101, FRANKLIN PARK, NJ, 08823 |
(732) 873-8700
|
|
Princeton Theological Seminary
|
College | 8.0 mi away | 64 Mercer St, Princeton, NJ, 08542-0803 |
6099218300
|
|
JAMESBURG LIBRARY
|
Library | 4.8 mi away | 229 GATZMER AVENUE, JAMESBURG, NJ, 08831 |
(201) 521-0440
|
|
Rutgers University-New Brunswick
|
College | 8.9 mi away | 83 Somerset St, New Brunswick, NJ, 08901-1281 |
8484454636
|
|
CRANBURY PUBLIC LIBRARY
|
Library | 5.0 mi away | 30 PARK PLACE WEST, CRANBURY, NJ, 08512 |
(609) 655-0555
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at NEW BRUNSWICK 3 SE, NJ US, located 8.1 miles from South Brunswick township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 40.3° | 22.9° | 31.6° | 3.74" | 8.3" |
| February | 42.8° | 24.0° | 33.4° | 2.97" | 9.3" |
| March | 50.6° | 31.0° | 40.8° | 4.40" | 5.2" |
| April | 62.5° | 40.8° | 51.7° | 3.89" | 0.6" |
| May | 72.1° | 50.6° | 61.3° | 4.03" | 0.0" |
| June | 81.2° | 60.4° | 70.8° | 4.83" | 0.0" |
| July | 86.5° | 65.6° | 76.1° | 4.83" | 0.0" |
| August | 84.7° | 64.0° | 74.3° | 4.66" | 0.0" |
| September | 78.4° | 56.5° | 67.4° | 4.18" | 0.0" |
| October | 66.5° | 44.2° | 55.4° | 4.11" | 0.2" |
| November | 55.5° | 35.2° | 45.4° | 3.40" | 0.5" |
| December | 45.4° | 28.4° | 36.9° | 4.49" | 4.9" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Dayton CDP | CDP | 1.0 mi | — |
| Deans CDP | CDP | 1.3 mi | — |
| Monmouth Junction CDP | CDP | 1.9 mi | — |
| Heathcote CDP | CDP | 2.9 mi | — |
| Kendall Park CDP | CDP | 2.9 mi | — |
| Forsgate CDP | CDP | 3.8 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3402368790. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.