Lyman County SD Information


Lyman County Subdivisions

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


Total Population 3,924
Daytime Population: Workers 1,715
Daytime Population: Residents 2,076
Total Daytime Population (TDP) 3,791
Ratio TDP/Total Population1 0.97
Population in Households 3,887
Population in Familes 3,202
Population in Group Qrtrs 37
Population Density2 2
Diversity Index3 54


Median Household Income $50,000
Average Household Income $61,182
Per Capita Income $22,635


Total Housing Units 1,770 (100%)
Owner Occupied HU 1,002 (56.6%)
Renter Occupied HU 442 (25.0%)
Vacant Housing Units 326 (18.4%)
Median Home Value $84,722
Average Home Value $121,133


Total Households 1,444
Average Household Size 2.69
Family Households 993
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 0.61% 0.52%
Households 0.51% 0.45%
Families 0.37% 0.38%
Median Household Income   1.62%
Per Capita Income   2.81%


Lyman County SD - Peer Comparisons by Rank and Percentile

The table below compares Lyman 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 # 42 38th
Population Density # 50 21st
Diversity Index # 6 92nd
Median Household Income # 36 47th
Per Capita Income # 56 17th

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