Clark County SD Information


Clark County Subdivisions

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


Total Population 3,743
Daytime Population: Workers 1,659
Daytime Population: Residents 1,905
Total Daytime Population (TDP) 3,564
Ratio TDP/Total Population1 0.95
Population in Households 3,254
Population in Familes 2,608
Population in Group Qrtrs 489
Population Density2 4
Diversity Index3 13


Median Household Income $50,548
Average Household Income $63,367
Per Capita Income $27,096


Total Housing Units 1,740 (100%)
Owner Occupied HU 1,200 (69.0%)
Renter Occupied HU 302 (17.4%)
Vacant Housing Units 238 (13.7%)
Median Home Value $82,998
Average Home Value $134,354


Total Households 1,502
Average Household Size 2.17
Family Households 954
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 0.19% 0.07%
Households 0.54% 0.29%
Families 0.37% 0.21%
Median Household Income   1.35%
Per Capita Income   3.3%


Clark County SD - Peer Comparisons by Rank and Percentile

The table below compares Clark 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 # 43 36th
Population Density # 44 33rd
Diversity Index # 50 27th
Median Household Income # 27 61st
Per Capita Income # 39 42nd

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