Iowa County IA Information


Iowa County Subdivisions

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


Total Population 16,662
Daytime Population: Workers 9,436
Daytime Population: Residents 6,855
Total Daytime Population (TDP) 16,291
Ratio TDP/Total Population1 0.98
Population in Households 16,372
Population in Familes 13,476
Population in Group Qrtrs 290
Population Density2 28
Diversity Index3 12


Median Household Income $60,580
Average Household Income $72,744
Per Capita Income $30,008


Total Housing Units 7,480 (100%)
Owner Occupied HU 5,295 (70.8%)
Renter Occupied HU 1,536 (20.5%)
Vacant Housing Units 649 ( 8.7%)
Median Home Value $161,316
Average Home Value $188,003


Total Households 6,831
Average Household Size 2.4
Family Households 4,601
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% 0.29%
Households 0.32% 0.33%
Families 0.16% 0.24%
Median Household Income   3.2%
Per Capita Income   2.56%


Iowa County IA - Peer Comparisons by Rank and Percentile

The table below compares Iowa 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 # 47 54th
Population Density # 48 53rd
Diversity Index # 66 34th
Median Household Income # 5 96th
Per Capita Income # 13 88th

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