Mercer County PA Information


Mercer County Subdivisions

Mercer County PA Data & Demographics (As of July 1, 2018)


Total Population 114,176
Population in Households 107,585
Population in Familes 86,334
Population in Group Qrtrs 6,591
Population Density1 170
Diversity Index2 20


Median Household Income $48,604
Average Household Income $64,136
Per Capita Income $26,635


Total Housing Units 51,733 (100%)
Owner Occupied HU 32,550 (62.9%)
Renter Occupied HU 12,854 (24.8%)
Vacant Housing Units 6,329 (12.2%)
Median Home Value $126,451
Average Home Value $164,035


Total Households 45,404
Average Household Size 2.37
Family Households 29,679
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 -0.26% -0.44%
Households -0.27% -0.48%
Families -0.43% -0.57%
Median Household Income   2.3%
Per Capita Income   2.86%


Mercer County PA - Peer Comparisons by Rank and Percentile

The table below compares Mercer County to the other 67 counties and county equivalents 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 # 30 57th
Population Density # 31 55th
Diversity Index # 29 58th
Median Household Income # 41 40th
Per Capita Income # 36 48th

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