Clayton County IA Information


Clayton County Subdivisions

Clayton County IA Data & Demographics (As of July 1, 2017)


Total Population 18,072
Daytime Population: Workers 7,990
Daytime Population: Residents 8,555
Total Daytime Population (TDP) 16,545
Ratio TDP/Total Population1 0.92
Population in Households 17,790
Population in Familes 14,294
Population in Group Qrtrs 282
Population Density2 23
Diversity Index3 10


Median Household Income $52,503
Average Household Income $63,825
Per Capita Income $27,169


Total Housing Units 9,264 (100%)
Owner Occupied HU 5,796 (62.6%)
Renter Occupied HU 1,850 (20.0%)
Vacant Housing Units 1,618 (17.5%)
Median Home Value $126,936
Average Home Value $172,861


Total Households 7,646
Average Household Size 2.33
Family Households 4,992
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 -0.04% -0.23%
Households 0.09% -0.16%
Families -0.08% -0.25%
Median Household Income   2.38%
Per Capita Income   2.8%


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, 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 # 40 61st
Population Density # 64 36th
Diversity Index # 80 19th
Median Household Income # 42 59th
Per Capita Income # 49 52nd

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