ZIP Code 08558, New Jersey
ZIP Code 08558 profile, demographic data, and geographic information.
ZCTA5 08558 is a 5-digit ZIP Code area located in Mercer County / Somerset County, New Jersey. As of official census estimates, it has a reported population of 7,648. The land area covers 15.59 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 7,648 | ±631 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 47.5 yrs | ±1.7 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 2,767 | ±244 | 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 | 2,789 | ±248 |
| Occupied Housing Units | 2,767 | ±244 |
| Vacant Housing Units | 22 | ±27 |
| Median Home Value | $910,200 | ±$64,243 |
| Median Gross Rent | $2,000 | ±$969 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $236,016 | ±$33,120 |
| Per Capita Income | $112,991 | ±$15,879 |
| Poverty Rate | 1.3% | ±1.1% |
| Population Below Poverty Level | 100 | ±87 |
| Unemployment Rate | 2.5% | ±1.6% |
| Civilian Labor Force, Employed | 3,663 | ±371 |
| Broadband Internet Rate | 95.3% | ±3.3% |
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: 392,138 (2024)
ID: 170103
|
County | Official County Government |
Contact: SR BUDGET EXAMINER
PO BOX 8068, TRENTON NJ 08650-0068
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | NEW BRUNSWICK, NJ | |
| Regular School Nearby | 06-11 | Trenton, NJ | |
| Regular School Nearby | PK-04 | Bridgewater, NJ | |
| Regular School Nearby | KG-05 | Yardley, PA | |
| Regular School Nearby | 06-08 | HAMILTON, NJ | |
| Regular School Nearby | 05-08 | Manville, NJ | |
| Regular School Nearby | PK-05 | HAMILTON, NJ | |
| Regular School Nearby | KG-04 | Hillsborough, NJ | |
| Regular School Nearby | KG-05 | Warren, NJ | |
| Alternative School Nearby | 12 | WEST TRENTON, 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 |
|---|---|---|---|---|
|
Princeton University
|
College | 5.0 mi away | 1 Nassau Hall, Princeton, NJ, 08544-0070 |
6092583000
|
|
MONTGOMERY BRANCH LIBRARY
|
Library | 2.5 mi away | 100 COMMUNITY DRIVE, SKILLMAN, NJ, 08558 |
(908) 458-8430
|
|
Princeton Theological Seminary
|
College | 5.1 mi away | 64 Mercer St, Princeton, NJ, 08542-0803 |
6099218300
|
|
HOPEWELL PUBLIC LIBRARY
|
Library | 3.4 mi away | 13 E. BROAD STREET, HOPEWELL, NJ, 08525 |
(609) 466-1625
|
|
Rider University
|
College | 9.5 mi away | 2083 Lawrenceville Road, Lawrenceville, NJ, 08648-3099 |
6098965000
|
|
MARY JACOBS BRANCH LIBRARY
|
Library | 3.5 mi away | 64 WASHINGTON STREET, ROCKY HILL, NJ, 08553 |
(609) 924-7073
|
|
Fortis Institute-Lawrenceville
|
College Vocational | 10.6 mi away | 2572 Brunswick Pike, Suite 100, Lawrenceville, NJ, 08648 |
6095122650
|
|
PRINCETON PUBLIC LIBRARY
|
Library | 4.8 mi away | 65 WITHERSPOON STREET, PRINCETON, NJ, 08542 |
(609) 924-9529
|
|
The College of New Jersey
|
College | 10.8 mi away | 2000 Pennington Road, Ewing, NJ, 08628-7718 |
6097711855
|
|
HILLSBOROUGH BRANCH LIBRARY
|
Library | 6.6 mi away | 379 SOUTH BRANCH ROAD, BELLE MEAD, NJ, 08502 |
(201) 359-3921
|
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 WERTSVILLE 4 NE, NJ US, located 4.8 miles from ZCTA5 08558. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 38.1° | 21.8° | 30.0° | 3.76" | 5.9" |
| February | 40.9° | 22.9° | 31.9° | 3.02" | 8.3" |
| March | 49.5° | 29.9° | 39.7° | 4.30" | 3.9" |
| April | 62.1° | 39.8° | 50.9° | 4.05" | 0.9" |
| May | 71.4° | 49.9° | 60.7° | 4.35" | 0.0" |
| June | 80.2° | 59.0° | 69.6° | 4.69" | 0.0" |
| July | 85.2° | 64.2° | 74.7° | 5.51" | 0.0" |
| August | 83.2° | 62.0° | 72.6° | 4.27" | 0.0" |
| September | 76.7° | 54.8° | 65.7° | 4.48" | 0.0" |
| October | 64.6° | 43.7° | 54.1° | 4.44" | 0.0" |
| November | 53.6° | 34.5° | 44.1° | 3.49" | 0.3" |
| December | 43.3° | 27.5° | 35.4° | 4.62" | 4.6" |
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 |
|---|---|---|---|
| Blawenburg CDP | CDP | 0.8 mi | — |
| Skillman CDP | CDP | 1.1 mi | — |
| Rocky Hill borough | Borough | 3.5 mi | — |
| Hopewell borough | Borough | 3.6 mi | — |
| Harlingen CDP | CDP | 3.7 mi | — |
| Princeton | City | 4.3 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 08558. • 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.