Union township, New Jersey
Union township profile, demographic data, and geographic information.
Union township is a geographic entity located in Hunterdon County, New Jersey. As of official census estimates, it has a reported population of 6,649. The land area covers 18.77 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 6,649 | — | 2025 / Census |
| Median Age | 44.8 yrs | ±3.3 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 2,136 | ±167 | 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 | 2,278 | ±176 |
| Occupied Housing Units | 2,136 | ±167 |
| Vacant Housing Units | 142 | ±94 |
| Median Home Value | $416,600 | ±$70,833 |
| Median Gross Rent | $1,625 | ±$250 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $137,568 | ±$18,275 |
| Per Capita Income | $53,600 | ±$4,895 |
| Poverty Rate | 4% | ±1.7% |
| Population Below Poverty Level | 226 | ±96 |
| Unemployment Rate | 7.9% | ±3.7% |
| Civilian Labor Force, Employed | 2,872 | ±220 |
| Broadband Internet Rate | 95.1% | ±2.8% |
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: 6,536 (2024)
ID: 170304
|
Township | Official Local Government |
Contact: MUNICIPAL CLERK
140 PERRYVILLE RD, HAMPTON NJ 08827-4221
|
|
GUS Population: 131,708 (2024)
ID: 130807
|
County | Official County Government |
Contact: DIRECTOR
71 MAIN ST, BLDG 1, FLEMINGTON NJ 08822-1451
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Special Education School Union | 12 | Union, NJ | |
| Regular School Nearby | PK-08 | Pittstown, NJ | |
| Regular School Nearby | PK-08 | ALPHA, NJ | |
| Regular School Nearby | KG-04 | Easton, PA | |
| Regular School Nearby | PK-04 | FLEMINGTON, NJ | |
| Regular School Nearby | KG-05 | Perkasie, PA | |
| Regular School Nearby | PK-08 | BELVIDERE, NJ | |
| Regular School Nearby | 09-12 | BELVIDERE, NJ | |
| Regular School Nearby | PK-05 | LONG VALLEY, NJ | |
| Regular School Nearby | PK-08 | Bloomsbury, 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 |
|---|---|---|---|---|
|
Warren County Community College
|
College | 8.3 mi away | 475 Route 57 W, Washington, NJ, 07882-4343 |
9088359222
|
|
NORTH COUNTY BRANCH LIBRARY
|
Library | 2.9 mi away | 65 HALSTEAD ST, ANNANDALE, NJ, 08801 |
(908) 730-6262
|
|
Lafayette College
|
College | 13.7 mi away | High St, Easton, PA, 18042-1768 |
6103305000
|
|
HIGH BRIDGE PUBLIC LIBRARY
|
Library | 4.4 mi away | 71 MAIN STREET, HIGH BRIDGE, NJ, 08829 |
(201) 638-8231
|
|
Raritan Valley Community College
|
College | 14.6 mi away | 118 Lamington Road, Branchburg, NJ, 08876 |
9085261200
|
|
HOLLAND TOWNSHIP FREE PUBLIC LIBRARY
|
Library | 7.8 mi away | 129 SPRING MILLS ROAD, MILFORD, NJ, 08848 |
(201) 995-4767
|
|
Centenary University
|
College | 16.4 mi away | 400 Jefferson St, Hackettstown, NJ, 07840 |
9088521400
|
|
MILFORD PUBLIC LIBRARY
|
Library | 8.1 mi away | 40 FRENCHTOWN ROAD, MILFORD, NJ, 08848 |
(201) 995-4072
|
|
Northampton County Area Community College
|
College | 19.1 mi away | 3835 Green Pond Rd, Bethlehem, PA, 18020-7599 |
6108615300
|
|
FRANKLIN BRANCH
|
Library | 8.4 mi away | 1502 ROUTE 57 WEST, WASHINGTON, NJ, 07882 |
(908) 689-8265
|
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 FLEMINGTON 5 NNW, NJ US, located 5.9 miles from Union township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 37.8° | 20.6° | 29.2° | 3.93" | 6.2" |
| February | 40.9° | 21.8° | 31.3° | 3.11" | 9.4" |
| March | 49.6° | 29.0° | 39.3° | 4.52" | 5.7" |
| April | 62.5° | 38.7° | 50.6° | 4.14" | 0.9" |
| May | 72.4° | 48.6° | 60.5° | 4.28" | 0.0" |
| June | 80.9° | 58.0° | 69.5° | 4.77" | 0.0" |
| July | 85.9° | 63.3° | 74.6° | 4.94" | 0.0" |
| August | 84.1° | 61.4° | 72.7° | 4.24" | 0.0" |
| September | 77.4° | 54.0° | 65.7° | 4.39" | 0.0" |
| October | 65.0° | 42.3° | 53.6° | 4.46" | 0.0" |
| November | 53.3° | 33.2° | 43.2° | 3.50" | 0.4" |
| December | 42.8° | 26.2° | 34.5° | 4.66" | 4.5" |
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 |
|---|---|---|---|
| Clinton town | Town | 2.6 mi | — |
| Annandale CDP | CDP | 4.1 mi | — |
| High Bridge borough | Borough | 4.7 mi | — |
| Glen Gardner borough | Borough | 4.9 mi | — |
| Hampton borough | Borough | 5.1 mi | — |
| Asbury CDP | CDP | 5.2 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3401974420. • 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.