Story County IA Information


Story County Subdivisions

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


Total Population 95,550
Population in Households 85,178
Population in Familes 55,444
Population in Group Qrtrs 10,372
Population Density1 167
Diversity Index2 28


Total Households 36,503
Average Household Size 2.33
Family Households 19,224
Average Family Size 3


Total Housing Units 38,616 (100%)
Owner Occupied HU 19,538 (50.6%)
Renter Occupied HU 16,965 (43.9%)
Vacant Housing Units 2,113 ( 5.5%)
Median Home Value $181,142
Average Home Value $215,095


Median Household Income $53,267
Average Household Income $70,782
Per Capita Income $27,941
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.04% 0.59%
Households 0.8% 0.7%
Families 0.62% 0.6%
Median Household Income   2.26%
Per Capita Income   1.97%
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.


Story County IA - Peer Comparisons by Rank and Percentile

The table below compares Story 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 # 8 93rd
Population Density1 # 6 95th
Diversity Index2 # 20 81st
Median Household Income # 26 75th
Per Capita Income # 27 74th

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