Mercer County OH Information


Mercer County Subdivisions

Mercer County OH Data & Demographics (As of July 1, 2017)


Total Population 41,581
Daytime Population: Workers 19,151
Daytime Population: Residents 19,426
Total Daytime Population (TDP) 38,577
Ratio TDP/Total Population1 0.93
Population in Households 41,142
Population in Familes 35,106
Population in Group Qrtrs 439
Population Density2 90
Diversity Index3 10


Median Household Income $55,228
Average Household Income $68,286
Per Capita Income $26,357


Total Housing Units 18,026 (100%)
Owner Occupied HU 12,349 (68.5%)
Renter Occupied HU 3,628 (20.1%)
Vacant Housing Units 2,049 (11.4%)
Median Home Value $141,846
Average Home Value $172,482


Total Households 15,977
Average Household Size 2.58
Family Households 11,330
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 0.26% 0.3%
Households 0.39% 0.39%
Families 0.19% 0.27%
Median Household Income   1.77%
Per Capita Income   2.98%


Mercer County OH - Peer Comparisons by Rank and Percentile

The table below compares Mercer County to the other 88 counties and county equivalents in Ohio 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 # 62 31st
Population Density # 62 31st
Diversity Index # 68 24th
Median Household Income # 20 78th
Per Capita Income # 29 68th

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