Westmoreland County PA Information


Westmoreland County Subdivisions

Westmoreland County PA Data & Demographics (As of July 1, 2015)


Total Population 362,900
Population in Households 354,811
Population in Familes 287,105
Population in Group Qrtrs 8,089
Population Density1 353
Diversity Index2 12


Total Households 154,444
Average Household Size 2.3
Family Households 101,454
Average Family Size 3


Total Housing Units 170,001 (100%)
Owner Occupied HU 115,241 (67.8%)
Renter Occupied HU 39,203 (23.1%)
Vacant Housing Units 15,557 ( 9.2%)
Median Home Value $154,612
Average Home Value $187,174


Median Household Income $51,073
Average Household Income $66,390
Per Capita Income $28,378
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.12% -0.09%
Households 0.1% 0.0%
Families -0.09% -0.12%
Median Household Income   2.71%
Per Capita Income   2.77%
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.


Westmoreland County PA - Peer Comparisons by Rank and Percentile

The table below compares Westmoreland County to the other 67 counties and county equivalents in Pennsylvania by rank and percentile using July 1, 2015 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 # 10 87th
Population Density1 # 18 75th
Diversity Index2 # 45 34th
Median Household Income # 25 64th
Per Capita Income # 15 79th

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