Lyman County SD Information


Lyman County Subdivisions

Lyman County SD Data & Demographics (As of July 1, 2018)


Total Population 3,896
Population in Households 3,859
Population in Familes 3,193
Population in Group Qrtrs 37
Population Density1 2
Diversity Index2 56


Median Household Income $52,735
Average Household Income $63,325
Per Capita Income $23,624


Total Housing Units 1,755 (100%)
Owner Occupied HU 1,074 (61.2%)
Renter Occupied HU 372 (21.2%)
Vacant Housing Units 309 (17.6%)
Median Home Value $90,153
Average Home Value $122,067


Total Households 1,446
Average Household Size 2.67
Family Households 991
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 0.45% 0.51%
Households 0.46% 0.52%
Families 0.3% 0.4%
Median Household Income   1.4%
Per Capita Income   2.39%


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, 2018 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 # 51 23rd
Diversity Index # 4 95th
Median Household Income # 23 67th
Per Capita Income # 54 20th

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