How Yankton County Compares

Yankton County

42.5 years

South Dakota Average

42.5 years

Rank #25 of 66 in state

National

38.9 years

9.3% above

National Distribution

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

21.4 years 86.2 years

■ Yankton County: 42.5 years

Ranking Context

Rank	County	Value
#1,354	Lancaster County, SC	42.5 years
#1,355	Hand County, SD	42.5 years
#1,356	Marshall County, SD	42.5 years
#1,357	Yankton County, SD	42.5 years
#1,358	Claiborne County, TN	42.5 years
#1,359	Gadsden County, FL	42.4 years
#1,360	Morgan County, GA	42.4 years

View full ranking →

Median Age in Yankton County, South Dakota

Yankton County, South Dakota has a median age of 42.5 years, which ranks #1,357 of 3,222 out of 3,222 counties nationwide. This is 9.3% above the national value of 38.9 years.

Within South Dakota, Yankton County ranks #25 of 66 out of 66 counties. This places it in the 58th 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.