Williamstown, PA 17098 ZIP Code Profile

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Williamstown, PA

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ZIP Code 17098: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Williamstown, PA 17098

Not Acceptable, USPS
Green Fields, PA 17098
Williams, PA 17098

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 45
  • Single Family Addresses: 1,059
  • Multi-Family Addresses: 2
  • County: Dauphin County
  • Centroid: Latitude 40.579, Longitude -76.629
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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17098 ZIP Code Map

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Williamstown, PA 17098 Data & Demographics (As of July 1, 2016)


Total Population 2,511
Population in Households 2,511
Population in Familes 2,033
Population in Group Qrtrs 0
Population Density1 259
Diversity Index2 10


Total Households 1,037
Average Household Size 2.42
Family Households 699
Average Family Size 3


Total Housing Units 1,216 (100%)
Owner Occupied HU 781 (64.2%)
Renter Occupied HU 256 (21.1%)
Vacant Housing Units 179 (14.7%)
Median Home Value $85,046
Average Home Value $100,064


Median Household Income $47,459
Average Household Income $56,838
Per Capita Income $23,473
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.11% -0.02%
Households -0.06% 0.0%
Families -0.18% -0.09%
Median Household Income   0.86%
Per Capita Income   1.26%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Williamstown, PA 17098 - Peer Comparisons by Rank and Percentile

The table below compares 17098 to the other 1,669 ZIP Codes in Pennsylvania by rank and percentile using July 1, 2016 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 # 888 47th
Population Density1 # 828 50th
Diversity Index2 # 824 51st
Median Household Income # 981 41st
Per Capita Income # 1115 33rd

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

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