Sully County, South Dakota

Total Population: 1,481

County Seat: Onida

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Median Home Value

$198,700

Owner-occupied units

Median Household Income

$70,250

Across all households

Median Age

51.4 yrs

Across all residents

Bachelor's Degree+

20.9%

Adults 25 and older

Nearby Counties

Demographics

14 fields

Racial & Ethnic Composition

White (Non-Hispanic)92.5%
Black (Non-Hispanic)5.0%
Two or More Races2.0%
Other Race0.5%

Under 18 Years

19.4%

65 Years and Over

23.8%

Male

55.0%

Female

45.0%

U.S. Citizens (18+)

94.9%

No Health Insurance

Education

3 fields

High School Graduate or Higher (25+)

96.2%

Bachelor's Degree or Higher (25+)

20.9%

Enrolled in College (18+)

1.6%

Economics

6 fields

Median Household Income

$70,250

Mean Household Income

$106,129

Per Capita Income

$47,550

Unemployment Rate (16+)

0.0%

In Labor Force (19–64)

91.4%

SNAP / Food Stamps

5.3%

Housing & Households

13 fields

Median Home Value

$198,700

Median Rent

$913/mo

Total Housing Units

908

Owner-Occupied

76.1%

Renter-Occupied

23.9%

Vacancy Rate

31.3%

Married Couple Households

52.7%

Cohabiting Couple Households

6.3%

Male Householder, No Partner

27.1%

Female Householder, No Partner

13.9%

Average Household Size

2.37

Broadband Internet Access

81.4%

Housing Built Since 2010

13.4%

Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. County FIPS 46119.