Shelby County IA Information


Shelby County Subdivisions

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


Total Population 12,025
Daytime Population: Workers 6,389
Daytime Population: Residents 5,907
Total Daytime Population (TDP) 12,296
Ratio TDP/Total Population1 1.02
Population in Households 11,805
Population in Familes 9,525
Population in Group Qrtrs 220
Population Density2 20
Diversity Index3 11


Median Household Income $51,455
Average Household Income $63,096
Per Capita Income $26,770


Total Housing Units 5,589 (100%)
Owner Occupied HU 3,886 (69.5%)
Renter Occupied HU 1,179 (21.1%)
Vacant Housing Units 524 ( 9.4%)
Median Home Value $127,662
Average Home Value $167,177


Total Households 5,065
Average Household Size 2.33
Family Households 3,323
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 -0.16% -0.19%
Households -0.05% -0.12%
Families -0.21% -0.21%
Median Household Income   2.37%
Per Capita Income   2.62%


Shelby County IA - Peer Comparisons by Rank and Percentile

The table below compares Shelby 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 # 64 36th
Population Density # 71 29th
Diversity Index # 68 32nd
Median Household Income # 51 49th
Per Capita Income # 57 43rd

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