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Population Review

Hughes County, South Dakota Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 12th-largest in South Dakota

The population of Hughes County, South Dakota is 17,732 as of the 2023 American Community Survey, making it the 12th-largest county in South Dakota. The median household income is $78,981, the median home value is $221,100, and the median age is 39.3.

The population of Hughes County has grown 2.6% since 2010 (17,077 → 17,526), a +0.19% annualized rate.

Hughes County within South Dakota · Source: US Census TIGER/Line via us-atlas

17,732

Population

+0.19%

Annual growth

24

People / sq mi

$78,981

Median Income

$221,100

Median Home Value

Hughes County covers 742 sq mi of land at 23.9 people per square mile.

About Hughes County, SD

Hughes County is a county in South Dakota with a population of 17,732. It ranks #12 among counties in South Dakota by population. The median age is 39.3, in line with the national median. The population is 50.0% male and 50.0% female.

The median household income in Hughes County is $78,981, above the US median of $74,580. 5.5% of residents live below the federal poverty level. Home values sit at a median of $221,100, with monthly rent averaging $930. The homeownership rate of 75.2% is higher than the national rate of 64.8%.

Educational attainment in Hughes County reflects 35.9% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 5.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 13.7 minutes each way.

Hughes County Population History (2010-2024)

The county of Hughes County had a population of 17,077 in 2010 and 17,526 in 2024, a 2.6% growth over 14 years. The peak was 17,762 in 2021. Average annual growth rate: 0.19%.

2021 · 18K20102024

17,526

Population (2024)

17,077

Population (2010)

17,762

Peak (2021)

0.19%

Avg Annual Growth

YearPopulation
201017,077
201117,317
201217,445
201317,444
201417,647
201517,579
201617,615
201717,697
201817,663
201917,487
202017,741
202117,762
202217,674
202317,617
202417,526

Race & Ethnicity

White81.2%
Black or African American0.0%
Asian0.0%
Hispanic or Latino (any race)14.7%
Two or More Races0.0%

Age & Sex

39.3

Median Age

50.0%

Female

50.0%

Male

17.6%

Age 65+

Age Distribution

Under 5
5.4%
5–9
7.5%
10–14
7.3%
15–19
5.7%
20–24
4.9%
25–34
11.5%
35–44
14.3%
45–54
11.8%
55–59
5.5%
60–64
8.6%
65–74
10.6%
75–84
5.1%
85+
1.9%

Children (under 15): 20.2% · Seniors (65+): 17.6%

Income & Poverty

Median household income$78,981+$6,560 vs state
Mean household income$93,294
Per-capita income$38,880
Poverty rate5.5%-1.9% vs state
Unemployment rate0.4%
Employment-to-population65.1%

Top Industries by Employment

Public administration
23.4%
Professional & business services
23.0%
Education & health care
7.8%
Construction
7.7%
Information
6.2%
Agriculture
5.3%
Finance & real estate
5.2%
Arts, entertainment & food
3.5%

The largest employment sector in Hughes County is public administration, accounting for 23.4% of workers.

How residents commute

1.0%

Drive alone

3.1%

Carpool

78.6%

Public transit

5.1%

Work from home

13.7 min

Avg commute

Housing

$221,100$-15,700 vs state

Median home value

$930

Median rent

75.2%

Homeownership rate

7,957

Total housing units

91.9%

Occupied

8.1%

Vacant

24.8%

Renter-occupied

Social & access

92.9%

With health insurance

95.1%

With broadband internet

29.8%

Foreign-born

9.1%

Veterans (18+)

12.4%

With a disability

96.3%

Speak language other than English at home

Education

96.1%

High School+

35.9%

Bachelor's+

Largest cities in South Dakota

Other counties in South Dakota

Part of South Dakota

Metro areas in South Dakota

County rankings

Frequently Asked Questions

Hughes County, South Dakota has a population of 17,732 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 12th-largest county in South Dakota. Population density is 24 people per square mile.

The population of Hughes County has grown 2.6% since 2010 (17,077 → 17,526), a +0.19% annualized rate.

The median household income in Hughes County, South Dakota is $78,981, with mean (average) household income of $93,294 and per-capita income of $38,880. 5.5% of residents live below the federal poverty level.

In Hughes County, the largest racial and ethnic groups are White (81.2%), Hispanic or Latino (14.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Hughes County, South Dakota is 39.3 years. Residents are 50.0% female and 50.0% male.

The median home value in Hughes County is $221,100 and median monthly rent is $930. 75.2% of occupied housing units are owner-occupied. The county has 7,957 total housing units, 8.1% of which are vacant.

The largest employment sector in Hughes County, South Dakota is public administration, employing 23.4% of workers. The unemployment rate is 0.4%.

Sioux Falls is among the largest cities associated with Hughes County, South Dakota, with a population of 197,642.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.