Middlesex borough, New Jersey
Middlesex borough profile, demographic data, and geographic information.
Middlesex borough is a geographic entity located in Middlesex County, New Jersey. As of official census estimates, it has a reported population of 14,740. The land area covers 3.49 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 14,740 | — | 2025 / Census |
| Median Age | 44.3 yrs | ±3.7 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 5,718 | ±406 | 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 | 5,799 | ±398 |
| Occupied Housing Units | 5,718 | ±406 |
| Vacant Housing Units | 81 | ±106 |
| Median Home Value | $446,400 | ±$11,697 |
| Median Gross Rent | $1,416 | ±$58 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $105,000 | ±$12,543 |
| Per Capita Income | $51,617 | ±$4,941 |
| Poverty Rate | 11.3% | ±5.7% |
| Population Below Poverty Level | 1,658 | ±829 |
| Unemployment Rate | 3.6% | ±2.5% |
| Civilian Labor Force, Employed | 7,689 | ±554 |
| Broadband Internet Rate | 93% | ±4.2% |
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: 14,874 (2024)
ID: 170193
|
Municipal | Official Local Government |
Contact: MUNICIPAL CLERK
1200 MOUNTAIN AVE, MIDDLESEX NJ 08846-2700
|
|
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 Middlesex | 04-05 | Middlesex, NJ | |
| Regular School Nearby | PK-05 | NEW BRUNSWICK, NJ | |
| Alternative School Nearby | N | AVENEL, NJ | |
| Regular School Nearby | 09-12 | ROSELLE, NJ | |
| Regular School Nearby | KG-08 | ELIZABETH, NJ | |
| Regular School Nearby | PK-01 | HILLSIDE, NJ | |
| Career and Technical School Nearby | 09-12 | SCOTCH PLAINS, NJ | |
| Career and Technical School Nearby | 09-12 | SCOTCH PLAINS, NJ | |
| Career and Technical School Nearby | 09-12 | SCOTCH PLAINS, NJ | |
| Regular School Nearby | 07-12 | Perth Amboy, 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 |
|---|---|---|---|---|
|
Strayer University-New Jersey
|
College | 1.9 mi away | 242 Old New Brunswick Road, Ste 200, Piscataway, NJ, 08854 |
8774457180
|
|
MIDDLESEX PUBLIC LIBRARY
|
Library | 0.3 mi away | 1300 MOUNTAIN AVENUE, MIDDLESEX, NJ, 08846 |
(201) 356-6602
|
|
American Institute-Somerset
|
College | 2.9 mi away | 80 Cottontail Lane, Somerset, NJ, 08873-1100 |
7322018335
|
|
DUNELLEN FREE PUBLIC LIBRARY
|
Library | 2.2 mi away | NEW MARKET ROAD, DUNELLEN, NJ, 08812 |
(201) 968-4585
|
|
American Institute of Medical Sciences & Education
|
College | 3.4 mi away | 4500 New Brunswick Ave, Piscataway, NJ, 08854 |
9082220002
|
|
WESTERGARD LIBRARY
|
Library | 2.2 mi away | 20 MURRAY AVE., PISCATAWAY, NJ, 08854 |
(201) 752-1166
|
|
Innovate Salon Academy
|
College Vocational | 4.1 mi away | 4985 Stelton Rd, South Plainfield, NJ, 07080 |
9084129600
|
|
PISCATAWAY PUBLIC LIBRARY
|
Library | 3.0 mi away | 500 HOES LANE, PISCATAWAY, NJ, 08854 |
(201) 463-1633
|
|
Lincoln Technical Institute-South Plainfield
|
College | 4.4 mi away | 901 Hadley Road, South Plainfield, NJ, 07080-2424 |
800305348746700
|
|
WARREN TOWNSHIP BRANCH LIBRARY
|
Library | 3.1 mi away | 42 MOUNTAIN BLVD., WARREN, NJ, 07060 |
(201) 754-5554
|
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 PLAINFIELD, NJ US, located 5.4 miles from Middlesex borough. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 40.7° | 23.8° | 32.2° | 3.79" | 5.1" |
| February | 44.2° | 25.7° | 34.9° | 3.14" | 8.3" |
| March | 52.9° | 32.1° | 42.5° | 4.27" | 5.3" |
| April | 65.7° | 41.7° | 53.7° | 3.60" | 0.1" |
| May | 74.9° | 51.3° | 63.1° | 4.01" | 0.0" |
| June | 83.7° | 60.3° | 72.0° | 4.33" | 0.0" |
| July | 88.1° | 66.0° | 77.1° | 5.34" | 0.0" |
| August | 86.0° | 64.0° | 75.0° | 3.99" | 0.0" |
| September | 79.4° | 57.5° | 68.4° | 4.27" | 0.0" |
| October | 66.3° | 45.7° | 56.0° | 4.31" | 0.0" |
| November | 55.7° | 35.9° | 45.8° | 3.48" | 0.2" |
| December | 45.7° | 29.4° | 37.5° | 4.19" | 2.4" |
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 |
|---|---|---|---|
| Middlesex borough | Borough | 0.0 mi | — |
| Bound Brook borough | Borough | 2.1 mi | — |
| Dunellen borough | Borough | 2.1 mi | — |
| South Bound Brook borough | Borough | 2.1 mi | — |
| Franklin Center CDP | CDP | 3.7 mi | — |
| Finderne CDP | CDP | 4.1 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3402345900. • 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.