McCook County SD Information


McCook County Subdivisions

McCook County SD Data & Demographics (As of July 1, 2017)


Total Population 5,781
Daytime Population: Workers 2,305
Daytime Population: Residents 2,516
Total Daytime Population (TDP) 4,821
Ratio TDP/Total Population1 0.83
Population in Households 5,469
Population in Familes 4,625
Population in Group Qrtrs 312
Population Density2 10
Diversity Index3 13


Median Household Income $51,203
Average Household Income $69,562
Per Capita Income $28,502


Total Housing Units 2,648 (100%)
Owner Occupied HU 1,792 (67.7%)
Renter Occupied HU 464 (17.5%)
Vacant Housing Units 392 (14.8%)
Median Home Value $110,159
Average Home Value $151,493


Total Households 2,256
Average Household Size 2.42
Family Households 1,583
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 0.4% 0.41%
Households 0.55% 0.53%
Families 0.43% 0.45%
Median Household Income   4.78%
Per Capita Income   4.4%


McCook County SD - Peer Comparisons by Rank and Percentile

The table below compares McCook County to the other 66 counties and county equivalents in South Dakota 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 # 30 56th
Population Density # 20 71st
Diversity Index # 51 24th
Median Household Income # 24 65th
Per Capita Income # 28 59th

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