Population Demographics
As of 2024 the population of Brookings, SD is 24,462. The population is expected to grow to 25,322 by 2029 - a growth rate of 0.69%.
The median age of Brookings, SD residents is 27.
The diversity index of Brookings, SD is 34.2, meaning that there is a 34% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.