Yankton County SD Information


Yankton County Subdivisions

Yankton County SD Data & Demographics (As of July 1, 2015)


Total Population 22,684
Population in Households 20,466
Population in Familes 16,059
Population in Group Qrtrs 2,218
Population Density1 44
Diversity Index2 24


Total Households 9,057
Average Household Size 2.26
Family Households 5,591
Average Family Size 3


Total Housing Units 9,956 (100%)
Owner Occupied HU 6,057 (60.8%)
Renter Occupied HU 3,000 (30.1%)
Vacant Housing Units 899 ( 9.0%)
Median Home Value $133,929
Average Home Value $170,039


Median Household Income $50,273
Average Household Income $65,632
Per Capita Income $26,417
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.21% 0.33%
Households 0.62% 0.51%
Families 0.4% 0.36%
Median Household Income   2.27%
Per Capita Income   2.88%
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.


Yankton County SD - Peer Comparisons by Rank and Percentile

The table below compares Yankton County to the other 66 counties and county equivalents in South Dakota by rank and percentile using July 1, 2015 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 # 9 88th
Population Density1 # 4 95th
Diversity Index2 # 25 64th
Median Household Income # 16 77th
Per Capita Income # 26 62nd

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