Clay County MO Information


Clay County Subdivisions

Clay County MO Data & Demographics (As of July 1, 2016)


Total Population 233,486
Population in Households 230,840
Population in Familes 187,841
Population in Group Qrtrs 2,646
Population Density1 588
Diversity Index2 36


Total Households 91,419
Average Household Size 2.53
Family Households 61,275
Average Family Size 3


Total Housing Units 98,094 (100%)
Owner Occupied HU 63,612 (64.8%)
Renter Occupied HU 27,807 (28.3%)
Vacant Housing Units 6,675 ( 6.8%)
Median Home Value $165,741
Average Home Value $198,545


Median Household Income $60,914
Average Household Income $77,296
Per Capita Income $30,498
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.81% 0.87%
Households 0.76% 0.84%
Families 0.6% 0.74%
Median Household Income   2.52%
Per Capita Income   1.84%
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.


Clay County MO - Peer Comparisons by Rank and Percentile

The table below compares Clay County to the other 115 counties and county equivalents in Missouri by rank and percentile using July 1, 2016 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 # 6 96th
Population Density1 # 5 97th
Diversity Index2 # 12 90th
Median Household Income # 3 98th
Per Capita Income # 4 97th

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