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ZIP Code 08638, New Jersey

ZIP Code 08638 profile, demographic data, and geographic information.

ZCTA5 08638 is a 5-digit ZIP Code area located in Mercer County, New Jersey. As of official census estimates, it has a reported population of 22,816. The land area covers 5.43 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 22,816 ±1,468 2020-2024 / Census ACS 5-Year 2024
Median Age 35.9 yrs ±2.8 2020-2024 / Census ACS 5-Year 2024
Total Households 9,045 ±493 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 10,053 ±478
Occupied Housing Units 9,045 ±493
Vacant Housing Units 1,008 ±282
Median Home Value $245,100 ±$16,326
Median Gross Rent $1,593 ±$84
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $66,875 ±$6,861
Per Capita Income $34,445 ±$2,648
Poverty Rate 17.8% ±3.7%
Population Below Poverty Level 3,942 ±867
Unemployment Rate 7.7% ±2.5%
Civilian Labor Force, Employed 11,025 ±1,009
Broadband Internet Rate 88% ±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: 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 06-11 Trenton, NJ
Regular School Nearby KG-05 Yardley, PA
Regular School Nearby 06-08 HAMILTON, NJ
Regular School Nearby PK-05 HAMILTON, NJ
Regular School Nearby 09-12 ALLENTOWN, NJ
Alternative School Nearby 12 WEST TRENTON, NJ
Regular School Nearby 07-08 Trenton, NJ
Regular School Nearby 09-12 Philadelphia, PA
Regular School Nearby PK-01 BURLINGTON, NJ
Regular School Nearby 04-06 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
The College of New Jersey
College 1.3 mi away 2000 Pennington Road, Ewing, NJ, 08628-7718
6097711855
HOLLOWBROOK BRANCH LIBRARY
Library 0.8 mi away 320 HOLLOWBROOK DRIVE, TRENTON, NJ, 08638
(609) 883-5914
Rider University
College 2.2 mi away 2083 Lawrenceville Road, Lawrenceville, NJ, 08648-3099
6098965000
EWING BRANCH LIBRARY
Library 2.2 mi away 61 SCOTCH ROAD, TRENTON, NJ, 08628
(609) 882-3130
Innovate Salon Academy
College Vocational 2.2 mi away 25 Scotch Road, Ewing, NJ, 08628-0000
9084129600
TRENTON FREE PUBLIC LIBRARY
Library 2.2 mi away 120 ACADEMY STREET, TRENTON, NJ, 08608
(609) 392-7188
Thomas Edison State University
College 2.3 mi away 111 W State St, Trenton, NJ, 08608
60998411002025
MERCER COUNTY LIBRARY
Library 2.5 mi away 2751 BRUNSWICK PIKE, LAWRENCEVILLE, NJ, 08648
(609) 989-6916
Fortis Institute-Lawrenceville
College Vocational 2.4 mi away 2572 Brunswick Pike, Suite 100, Lawrenceville, NJ, 08648
6095122650
MORRISVILLE FREE LIBRARY ASSOCIATION
Library 3.0 mi away 300 NORTH PENNSYLVANIA AVE, MORRISVILLE, PA, 19067
(215) 295-4850
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 TRENTON STATE COLLEGE, NJ US, located 1.9 miles from ZCTA5 08638. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 39.9° 22.7° 31.3° 3.64" —
February 42.9° 23.7° 33.3° 2.75" —
March 51.2° 31.0° 41.1° 4.43" —
April 63.2° 40.5° 51.9° 3.64" —
May 72.6° 49.9° 61.2° 3.54" —
June 81.6° 59.3° 70.5° 4.65" —
July 86.5° 65.0° 75.8° 4.82" —
August 84.0° 63.2° 73.6° 4.27" —
September 77.7° 56.0° 66.9° 4.13" —
October 66.1° 44.4° 55.2° 3.98" —
November 55.0° 34.5° 44.8° 3.16" —
December 44.5° 26.3° 35.4° 4.34" —
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
The College of New Jersey CDP CDP 1.3 mi —
Trenton city City 2.1 mi —
Morrisville borough Borough 3.3 mi —
Lawrenceville CDP CDP 3.6 mi —
Mercerville CDP CDP 4.0 mi —
Yardley borough Borough 4.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 08638. • Official Source Dataset →
  2. 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.
  3. 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.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.