Armstrong County PA Information


Armstrong County Subdivisions

Armstrong County PA Data & Demographics (As of July 1, 2017)


Total Population 67,510
Daytime Population: Workers 20,777
Daytime Population: Residents 36,585
Total Daytime Population (TDP) 57,362
Ratio TDP/Total Population1 0.85
Population in Households 66,860
Population in Familes 54,032
Population in Group Qrtrs 650
Population Density2 103
Diversity Index3 7


Median Household Income $48,360
Average Household Income $60,929
Per Capita Income $25,689


Total Housing Units 32,479 (100%)
Owner Occupied HU 20,844 (64.2%)
Renter Occupied HU 7,401 (22.8%)
Vacant Housing Units 4,234 (13.0%)
Median Home Value $107,964
Average Home Value $139,135


Total Households 28,245
Average Household Size 2.37
Family Households 18,833
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 -0.29% -0.47%
Households -0.23% -0.43%
Families -0.33% -0.5%
Median Household Income   2.33%
Per Capita Income   3.27%


Armstrong County PA - Peer Comparisons by Rank and Percentile

The table below compares Armstrong County to the other 67 counties and county equivalents in Pennsylvania 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 # 38 45th
Population Density # 41 40th
Diversity Index # 64 4th
Median Household Income # 39 43rd
Per Capita Income # 41 40th

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