Brookings County SD Information


Brookings County Subdivisions

Brookings County SD Data & Demographics (As of July 1, 2016)


Total Population 34,338
Population in Households 30,750
Population in Familes 20,833
Population in Group Qrtrs 3,588
Population Density1 43
Diversity Index2 23


Total Households 13,257
Average Household Size 2.32
Family Households 7,183
Average Family Size 3


Total Housing Units 14,518 (100%)
Owner Occupied HU 7,455 (51.4%)
Renter Occupied HU 5,802 (40.0%)
Vacant Housing Units 1,261 ( 8.7%)
Median Home Value $166,253
Average Home Value $195,600


Median Household Income $45,865
Average Household Income $62,327
Per Capita Income $24,511
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.15% 1.0%
Households 1.57% 1.25%
Families 1.31% 1.07%
Median Household Income   3.17%
Per Capita Income   2.34%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Brookings County SD - Peer Comparisons by Rank and Percentile

The table below compares Brookings County to the other 66 counties and county equivalents in South Dakota by rank and percentile using July 1, 2016 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 # 5 94th
Population Density1 # 5 94th
Diversity Index2 # 27 61st
Median Household Income # 38 44th
Per Capita Income # 50 26th

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