Brown County SD Information


Brown County Subdivisions

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


Total Population 39,737
Daytime Population: Workers 22,954
Daytime Population: Residents 18,041
Total Daytime Population (TDP) 40,995
Ratio TDP/Total Population1 1.03
Population in Households 38,372
Population in Familes 29,278
Population in Group Qrtrs 1,365
Population Density2 23
Diversity Index3 21


Median Household Income $52,354
Average Household Income $66,319
Per Capita Income $28,686


Total Housing Units 18,458 (100%)
Owner Occupied HU 11,289 (61.2%)
Renter Occupied HU 5,743 (31.1%)
Vacant Housing Units 1,426 ( 7.7%)
Median Home Value $157,693
Average Home Value $183,497


Total Households 17,032
Average Household Size 2.25
Family Households 10,194
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 1.17% 1.12%
Households 1.32% 1.23%
Families 1.16% 1.12%
Median Household Income   1.08%
Per Capita Income   2.29%


Brown County SD - Peer Comparisons by Rank and Percentile

The table below compares Brown 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 # 4 95th
Population Density # 12 83rd
Diversity Index # 34 50th
Median Household Income # 17 76th
Per Capita Income # 24 65th

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