How Brookings County Compares

Brookings County

28.0 years

South Dakota Average

28.0 years

Rank #61 of 66 in state

National

38.9 years

28.0% below

National Distribution

Where Brookings County falls among all 3,222 U.S. counties for median age.

21.4 years 86.2 years

■ Brookings County: 28.0 years

Ranking Context

Rank	County	Value
#3,195	Albany County, WY	28.6 years
#3,196	Sioux County, ND	28.2 years
#3,197	Oglala Lakota County, SD	28.2 years
#3,198	Brookings County, SD	28.0 years
#3,199	Pulaski County, MO	27.8 years
#3,200	Onslow County, NC	27.7 years
#3,201	Payne County, OK	27.7 years

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Median Age in Brookings County, South Dakota

Brookings County, South Dakota has a median age of 28.0 years, which ranks #3,198 of 3,222 out of 3,222 counties nationwide. This is 28.0% below the national value of 38.9 years.

Within South Dakota, Brookings County ranks #61 of 66 out of 66 counties. This places it in the 1th percentile nationally.

The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.