Clayton County IA Information


Clayton County Subdivisions

Clayton County IA Data & Demographics (As of July 1, 2015)


Total Population 18,164
Population in Households 17,876
Population in Familes 14,397
Population in Group Qrtrs 288
Population Density1 23
Diversity Index2 10


Total Households 7,674
Average Household Size 2.33
Family Households 5,022
Average Family Size 3


Total Housing Units 9,308 (100%)
Owner Occupied HU 5,795 (62.3%)
Renter Occupied HU 1,879 (20.2%)
Vacant Housing Units 1,634 (17.6%)
Median Home Value $118,702
Average Home Value $138,632


Median Household Income $44,782
Average Household Income $56,640
Per Capita Income $24,043
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.04% 0.14%
Households 0.19% 0.29%
Families 0.01% 0.18%
Median Household Income   2.86%
Per Capita Income   2.79%
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.


Clayton County IA - Peer Comparisons by Rank and Percentile

The table below compares Clayton County to the other 99 counties and county equivalents in Iowa by rank and percentile using July 1, 2015 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 # 40 61st
Population Density1 # 64 36th
Diversity Index2 # 74 25th
Median Household Income # 76 24th
Per Capita Income # 79 21st

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