Union County IA Information


Union County Subdivisions

Union County IA Data & Demographics (As of July 1, 2016)


Total Population 12,642
Population in Households 12,290
Population in Familes 9,583
Population in Group Qrtrs 352
Population Density1 30
Diversity Index2 14


Total Households 5,288
Average Household Size 2.32
Family Households 3,312
Average Family Size 3


Total Housing Units 6,059 (100%)
Owner Occupied HU 3,683 (60.8%)
Renter Occupied HU 1,605 (26.5%)
Vacant Housing Units 771 (12.7%)
Median Home Value $104,206
Average Home Value $127,206


Median Household Income $42,175
Average Household Income $55,133
Per Capita Income $23,356
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.14% -0.04%
Households 0.05% -0.1%
Families -0.08% -0.19%
Median Household Income   1.91%
Per Capita Income   1.71%
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.


Union County IA - Peer Comparisons by Rank and Percentile

The table below compares Union County to the other 99 counties and county equivalents in Iowa 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 # 60 40th
Population Density1 # 45 57th
Diversity Index2 # 50 51st
Median Household Income # 95 5th
Per Capita Income # 93 7th

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