Skillman, NJ 08558 ZIP Code Profile

Related Place Profiles:
Montgomery, NJ | Skillman, NJ

ZIP Code 08558: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Skillman, NJ 08558

Not Acceptable, USPS
Montgomery, NJ 08558

  • ZIP Code Type: STANDARD
  • County: Somerset County
  • Centroid: Latitude 40.416, Longitude -74.695
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 08558 has segments in 2 Counties (Mercer, Somerset).

  • Businesses Addresses: 276
  • PO Box Addresses: 62
  • Residential Addresses: 2,715
    • Multi-Family Addresses: 41
    • Single Family Addresses: 2,674

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


08558 ZIP Code Map

Search the map for:

Skillman, NJ 08558 Data & Demographics (As of July 1, 2017)


Total Population 7,791
Daytime Population: Workers 4,617
Daytime Population: Residents 4,322
Total Daytime Population (TDP) 8,939
Ratio TDP/Total Population1 1.15
Population in Households 7,702
Population in Familes 7,115
Population in Group Qrtrs 89
Population Density2 487
Diversity Index3 48


Median Household Income $200,001
Average Household Income $241,486
Per Capita Income $83,806


Total Housing Units 2,803 (100%)
Owner Occupied HU 2,411 (86.0%)
Renter Occupied HU 279 ( 10.0%)
Vacant Housing Units 113 ( 4.0%)
Median Home Value $738,851
Average Home Value $779,718


Total Households 2,690
Average Household Size 2.86
Family Households 2,227
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 2.25% 1.32%
Households 2.0% 1.16%
Families 2.1% 1.18%
Median Household Income   0.0%
Per Capita Income   1.67%

Skillman, NJ 08558 - Peer Comparisons by Rank and Percentile

The table below compares 08558 to the other 579 ZIP Codes in New Jersey by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 359 38th
Population Density # 452 22nd
Diversity Index # 265 54th
Median Household Income # 4 100th
Per Capita Income # 10 98th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.

New Jersey Research Tools

New Jersey Census Data Comparison Tool

Compare New Jersey Census Data
Highest or Lowest: