Decatur County IN Information


Decatur County Subdivisions

Decatur County IN Data & Demographics (As of July 1, 2017)


Total Population 26,818
Daytime Population: Workers 13,964
Daytime Population: Residents 13,719
Total Daytime Population (TDP) 27,683
Ratio TDP/Total Population1 1.03
Population in Households 26,441
Population in Familes 21,842
Population in Group Qrtrs 377
Population Density2 72
Diversity Index3 12


Median Household Income $51,192
Average Household Income $62,642
Per Capita Income $24,470


Total Housing Units 11,566 (100%)
Owner Occupied HU 7,142 (61.7%)
Renter Occupied HU 3,256 (28.2%)
Vacant Housing Units 1,168 (10.1%)
Median Home Value $134,564
Average Home Value $167,831


Total Households 10,398
Average Household Size 2.54
Family Households 7,199
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 0.57% 0.58%
Households 0.57% 0.59%
Families 0.4% 0.48%
Median Household Income   1.5%
Per Capita Income   3.06%


Decatur County IN - Peer Comparisons by Rank and Percentile

The table below compares Decatur County to the other 92 counties and county equivalents in Indiana 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 # 59 37th
Population Density # 59 37th
Diversity Index # 64 32nd
Median Household Income # 36 62nd
Per Capita Income # 47 50th

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