Linn County IA Information


Linn County Subdivisions

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


Total Population 222,147
Population in Households 216,972
Population in Familes 168,400
Population in Group Qrtrs 5,175
Population Density1 310
Diversity Index2 24


Total Households 89,959
Average Household Size 2.41
Family Households 56,091
Average Family Size 3


Total Housing Units 96,664 (100%)
Owner Occupied HU 63,742 (65.9%)
Renter Occupied HU 26,217 (27.1%)
Vacant Housing Units 6,705 ( 6.9%)
Median Home Value $163,135
Average Home Value $199,054


Median Household Income $59,269
Average Household Income $77,298
Per Capita Income $31,609
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.81% 0.83%
Households 0.7% 0.77%
Families 0.56% 0.69%
Median Household Income   2.89%
Per Capita Income   1.81%
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.


Linn County IA - Peer Comparisons by Rank and Percentile

The table below compares Linn 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 # 2 99th
Population Density1 # 3 98th
Diversity Index2 # 24 77th
Median Household Income # 7 94th
Per Capita Income # 6 95th

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