West Middlesex, PA 16159 ZIP Code Profile

Related Place Profiles:
West Middlesex, PA

ZIP Code 16159: Basic Data & USPS Preferred City Name

Preferred Name, USPS
West Middlesex, PA 16159

Acceptable Alternative
W Middlesex, PA 16159

  • ZIP Code Type: STANDARD
  • County: Mercer County
  • Centroid: Latitude 41.185, Longitude -80.455
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 16159 has segments in 2 Counties (Lawrence, Mercer).

  • Businesses Addresses: 117
  • PO Box Addresses: 222
  • Residential Addresses: 1,738
    • Multi-Family Addresses: 200
    • Single Family Addresses: 1,538

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

Jump to... (On This Page!)
  1. 16159 2018 Demographic Data
  2. Growth Rates for 16159 (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Pennsylvania Research Tools (Easy Tools & Current Data)
  3. Pennsylvania Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


West Middlesex, PA 16159 Data & Demographics (As of July 1, 2018)


Total Population 4,530
Population in Households 4,513
Population in Familes 3,736
Population in Group Qrtrs 17
Population Density2 165
Diversity Index3 8


Median Household Income $57,439
Average Household Income $69,809
Per Capita Income $28,937


Total Housing Units 2,141 (100%)
Owner Occupied HU 1,550 (72.4%)
Renter Occupied HU 325 (15.2%)
Vacant Housing Units 266 (12.4%)
Median Home Value $139,171
Average Home Value $162,177


Total Households 1,875
Average Household Size 2.41
Family Households 1,312
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.52% -0.64%
Households -0.53% -0.64%
Families -0.67% -0.74%
Median Household Income   2.27%
Per Capita Income   2.55%

West Middlesex, PA 16159 - Peer Comparisons by Rank and Percentile

The table below compares 16159 to the other 1,675 ZIP Codes in Pennsylvania by rank and percentile using July 1, 2018 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 # 680 59th
Population Density # 964 43rd
Diversity Index # 1015 40th
Median Household Income # 592 65th
Per Capita Income # 685 59th

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

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