McClain County OK Information


McClain County Subdivisions

McClain County OK Data & Demographics (As of July 1, 2018)


Total Population 40,756
Population in Households 40,562
Population in Familes 35,438
Population in Group Qrtrs 194
Population Density2 71
Diversity Index3 41


Median Household Income $59,641
Average Household Income $77,063
Per Capita Income $28,936


Total Housing Units 16,430 (100%)
Owner Occupied HU 11,720 (71.3%)
Renter Occupied HU 3,507 (21.3%)
Vacant Housing Units 1,203 ( 7.3%)
Median Home Value $177,227
Average Home Value $207,402


Total Households 15,227
Average Household Size 2.66
Family Households 11,460
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 2.04% 1.89%
Households 2.04% 1.89%
Families 1.93% 1.83%
Median Household Income   3.17%
Per Capita Income   2.99%


McClain County OK - Peer Comparisons by Rank and Percentile

The table below compares McClain County to the other 77 counties and county equivalents in Oklahoma 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 # 27 66th
Population Density # 13 84th
Diversity Index # 66 17th
Median Household Income # 4 96th
Per Capita Income # 11 87th

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