Sully County, South Dakota

3 cities & places have their primary county here.

Population: 1,481
Median household income: $70,250
Median home value: $198,700

Sully County is a county in South Dakota with a population of 1,481. 3 cities and places have their primary county here. The median household income of $70,250 is in line with the South Dakota median ($72,421).

From 2019 to 2023, Sully County's population grew 13.5% from 1,305 to 1,481, while its median household income rose 13.0% from $62,153 to $70,250.

White (non-Hispanic) residents are the largest group, 92.5% of the population. 67.3% of workers drive to work alone.

Demographics

ACS 2019–2023

Population: 1,481
Median age: 51.4 yrs
Median household income: $70,250
Median home value: $198,700
Median gross rent: $913
Housing units: 908
Homeownership rate: 76.1%
Bachelor's degree or higher: 20.9%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

1,3051,481

Median household income

$62,153$70,250

Median home value

$144,100$198,700

Median gross rent

$582$913

Year	Population	Median household income	Median home value	Median gross rent
2019	1,305	$62,153	$144,100	$582
2020	1,278	$60,508	$130,800	—
2021	1,279	$59,688	$135,800	$841
2022	1,318	$66,875	$190,800	$935
2023	1,481	$70,250	$198,700	$913

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.7%

5 to 1714.7%

18 to 246.1%

25 to 3410.3%

35 to 446.8%

45 to 5414.2%

55 to 6419.3%

65 to 7414.3%

75 and over9.5%

	Count	Share
Under 5	69	4.7%
5 to 17	218	14.7%
18 to 24	91	6.1%
25 to 34	152	10.3%
35 to 44	101	6.8%
45 to 54	211	14.2%
55 to 64	286	19.3%
65 to 74	212	14.3%
75 and over	141	9.5%

Race & ethnicity

	Count	Share
White (non-Hispanic)	1,370	92.5%
Black or African American	74	5.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	8	0.5%
Two or more races	29	2.0%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma3.8%

High school graduate39.3%

Some college or associate's36.0%

Bachelor's degree17.9%

Graduate or professional degree3.1%

	Count	Share
No high school diploma	42	3.8%
High school graduate	433	39.3%
Some college or associate's	397	36.0%
Bachelor's degree	197	17.9%
Graduate or professional degree	34	3.1%

Commute to work

Mean travel time to work: 17 min

Drove alone67.3%

Carpooled12.6%

Public transit0.0%

Walked3.1%

Bicycle0.0%

Worked from home15.4%

Other means1.6%

How workers get to work

	Count	Share
Drove alone	598	67.3%
Carpooled	112	12.6%
Public transit	0	0.0%
Walked	28	3.1%
Bicycle	0	0.0%
Worked from home	137	15.4%
Other means	14	1.6%

Travel time

	Count	Share
Under 15 min	446	59.3%
15 to 29 min	131	17.4%
30 to 44 min	137	18.2%
45 to 59 min	20	2.7%
60+ min	18	2.4%

Households

Average household size: 2.37
Poverty rate: 7.9% (117 of 1,473)

	Count	Share
Family households	365	58.5%
Nonfamily households	259	41.5%

Housing

Median year structure built: 1975

Occupancy

	Count	Share
Occupied	624	68.7%
Vacant	284	31.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	475	76.1%
Renter-occupied	149	23.9%

1-unit, detached75.2%

1-unit, attached0.6%

2 to 4 units2.0%

5 to 19 units0.0%

20 or more units3.6%

Mobile home & other18.6%

Units in structure

	Count	Share
1-unit, detached	683	75.2%
1-unit, attached	5	0.6%
2 to 4 units	18	2.0%
5 to 19 units	0	0.0%
20 or more units	33	3.6%
Mobile home & other	169	18.6%

Geography

County GEOID: 46119
State: South Dakota
Land area: 1,007 sq mi
Water area: 63 sq mi
Center point: 44.7223, -100.1314