Hamilton County IA Information


Hamilton County Subdivisions

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


Total Population 15,590
Population in Households 15,392
Population in Familes 12,373
Population in Group Qrtrs 198
Population Density1 27
Diversity Index2 22


Total Households 6,506
Average Household Size 2.37
Family Households 4,255
Average Family Size 3


Total Housing Units 7,245 (100%)
Owner Occupied HU 4,713 (65.1%)
Renter Occupied HU 1,793 (24.7%)
Vacant Housing Units 739 (10.2%)
Median Home Value $105,844
Average Home Value $133,922


Median Household Income $50,780
Average Household Income $64,490
Per Capita Income $27,047
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.08% -0.24%
Households -0.08% -0.24%
Families -0.21% -0.32%
Median Household Income   1.81%
Per Capita Income   2.0%
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.


Hamilton County IA - Peer Comparisons by Rank and Percentile

The table below compares Hamilton 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 # 52 48th
Population Density1 # 52 48th
Diversity Index2 # 27 74th
Median Household Income # 46 55th
Per Capita Income # 44 57th

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