Dupree ZIP Code List — Ziebach County, SD

There is one unique ZIP code in Dupree, South Dakota and it is 57623. Area code: 605.

ZIP codes

639.65

sq mi land

1.92

sq mi water

605

area code

Dupree, SD ZIP code map

About Dupree, SD

Dupree, South Dakota, is a small city that embodies the essence of rural living in the heart of Ziebach County. With its serene landscapes and close-knit community, Dupree offers a unique blend of historic charm and contemporary conveniences. This city, known for its welcoming atmosphere, serves as a vital hub for the surrounding agricultural region.

Location & geography

Located in the north-central part of South Dakota, Dupree is the county seat of Ziebach County. The city is approximately 30 miles west of the larger town of Eagle Butte and is surrounded by vast stretches of prairies and rolling hills. Covering a total area of 639.65 square miles, including 1.92 square miles of water, Dupree showcases the natural beauty of the Great Plains.

Community & economy

The character of Dupree is deeply rooted in its agricultural heritage, with many residents engaged in farming and ranching. The community prides itself on its strong bonds, with local events and gatherings fostering a sense of belonging among residents. Daily life in Dupree includes vibrant traditions, a commitment to education, and an appreciation for the outdoors.

Transportation

Dupree is accessible via U.S. Highway 212, which connects the city to surrounding areas and facilitates transportation. The nearest airport is the Eagle Butte Municipal Airport, located about 30 miles away, providing regional connectivity for residents. Public transit options are limited, so personal vehicles are the primary mode of transportation for most locals.

History

Dupree was established in 1910 and quickly became the center of commerce and governance for Ziebach County. The economy initially thrived on agriculture, particularly cattle ranching, which remains significant today. Key events in Dupree's history include its designation as the county seat and its role in the development of local infrastructure.

Did you know?

A little-known fact about Dupree is that it features the Ziebach County Courthouse, which is an important historical landmark. Additionally, Dupree is known for its annual celebrations and festivals that bring together residents and visitors alike.

ZIP codes for Dupree, SD (1)

ZIP code	City	County	Map
57623	Dupree	Ziebach	View map

Demographics & statistics

912

Population

35.0

Median age

$55,357

Median household income

$27,243

Per capita income

$71,900

Median home value

$712

Median monthly rent

64.8%

Home ownership

28.1%

Poverty rate

10.9%

Unemployment

252

Housing units

18.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	225	24.7%
18 and over	687	75.3%
65 and over	120	13.2%
Median age	35.0 years

Race & ethnicity

American Indian / Alaska Native 62.8%

White 35.2%

Native Hawaiian / Pacific Islander 0.7%

Two or more races 0.5%

Hispanic or Latino 0.4%

Other race 0.4%

Group	Count	%
American Indian / Alaska Native	575	62.8%
White	322	35.2%
Native Hawaiian / Pacific Islander	6	0.7%
Two or more races	5	0.5%
Hispanic or Latino	4	0.4%
Other race	4	0.4%

Household income

$10k–$15k 4.9%

$15k–$25k 15.9%

$25k–$35k 8.3%

$35k–$50k 17.8%

$50k–$75k 14.8%

$75k–$100k 11.4%

$100k–$150k 15.9%

$150k–$200k 3.4%

$200k+ 7.6%

Range	% of households
$10k–$15k	4.9%
$15k–$25k	15.9%
$25k–$35k	8.3%
$35k–$50k	17.8%
$50k–$75k	14.8%
$75k–$100k	11.4%
$100k–$150k	15.9%
$150k–$200k	3.4%
$200k+	7.6%
Median income	$55,357

Housing

Home values

Under $50k 29.8%

$50k–$100k 35.7%

$100k–$150k 12.3%

$150k–$200k 2.3%

$200k–$300k 12.9%

$300k–$500k 4.1%

$500k–$1M 2.9%

Housing overview

Metric	Value
Median home value	$71,900
Median rent / month	$712
Owner occupied	64.8%
Renter occupied	35.2%
Vacant	23.5%
Single-family detached	53.6%
Large apartment buildings	0.0%
Mobile homes	38.8%
Median rooms	5.4
Avg household size (owned)	3.36

Year built

Era	%
2020 or later	0.0%
2010–2019	6.4%
2000–2009	8.1%
1990–1999	20.3%
1980–1989	13.3%
1970–1979	23.2%
1960–1969	7.5%
1950–1959	3.8%
1940–1949	2.9%
1939 or earlier	14.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	4.6%
2 bedrooms	24.6%
3 bedrooms	52.2%
4 bedrooms	16.2%
5+ bedrooms	1.4%

Vehicles per household

Vehicles	% of households
No vehicle	5.3%
1 vehicle	22.7%
2 vehicles	38.6%
3 or more	33.3%

Heating fuel

Fuel type	%
Utility gas	2.7%
Electricity	9.8%
Propane / LP gas	82.2%
Wood	5.3%

Households & families

Household type	Count	%
Married-couple family	106	40.2%
Cohabiting couple	20	7.6%
Male householder, no spouse	60	22.7%
Female householder, no spouse	78	29.5%
Households with children under 18	88	33.3%
Households with seniors (65+)	74	28.0%
Average household size	3.45

Marital status

Status	Male	Female
Never married	53.3%	49.4%
Married	28.1%	32.4%
Separated	2.9%	2.5%
Widowed	1.7%	6.1%
Divorced	14.0%	9.6%

Education

Less than 9th grade 1.3%

Some HS, no diploma 8.4%

HS graduate 50.1%

Some college, no degree 12.5%

Associate's degree 8.9%

Bachelor's degree 13.2%

Graduate / professional 5.6%

Metric	%
HS diploma or higher	90.3%
Bachelor's or higher	18.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	22	11.1%
Kindergarten	16	8.1%
Elementary school	77	38.9%
High school	79	39.9%
College / grad school	4	2.0%

Employment

Industry of employment

Education & healthcare 26.4%

Agriculture & mining 21.8%

Public administration 19.4%

Retail trade 8.1%

Transportation & utilities 7.6%

Other services 4.6%

Arts, food & hospitality 3.9%

Finance & real estate 2.3%

Manufacturing 2.1%

Construction 1.6%

Professional & management 1.4%

Wholesale trade 0.7%

Occupation

Category	%
Management, business & arts	52.3%
Service	13.2%
Sales & office	16.7%
Natural resources & construction	6.9%
Production & transportation	10.9%

Employment type

Type	%
Private sector	24.1%
Government	60.6%
Self-employed	14.4%
Unpaid family workers	0.9%

Commute

Method	%
Drive alone	56.0%
Carpool	15.9%
Public transit	0.0%
Walk	3.3%
Other means	0.7%
Avg commute (minutes)	23.4

Poverty

All people 28.1%

Under 18 years 37.3%

18 and over 25.0%

Married-couple families 0.9%

Female-led households 43.1%

Income support

Source	% of households
Social Security	26.9%
Retirement income	17.4%
Supplemental Security	1.9%
Cash public assistance	14.4%
Food stamps / SNAP	15.9%

Health indicators

Condition	%
High blood pressure	36.5%
High cholesterol	31.5%
Heart disease	10.1%
Stroke	5.7%
Asthma	12.4%
Arthritis	27.7%
Kidney disease	4.6%
Pulmonary disease	10.8%
Cancer	6.1%

Behavior / access	%
Binge drinking	17.7%
No physical activity	36.2%
Less than 7 hrs sleep	34.6%
Fair or poor health	23.9%
Poor mental health	15.3%
Poor physical health	15.9%
No health insurance	16.5%
Visited doctor (checkup)	77.2%
Visited dentist	50.0%
Cholesterol screening	84.4%
Teeth loss	29.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	54	7.9%

Disability	%
Any disability	7.0%
Under 18	3.6%
18–64 years	4.4%
65 and over	25.8%

Health insurance coverage

Type	%
Private insurance	45.9%
Public insurance	38.0%
Uninsured under 19	17.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	851	93.3%
Spanish	2	0.2%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	2	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	909	99.7%
Born in same state	909	99.7%
Born in different state	801	87.8%
Foreign born	0	0.0%
Naturalized citizen	3	0.3%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	89	9.8%
French	47	5.2%
Arab	45	4.9%

Ancestry	Count	%
Polish	38	4.2%
Dutch	5	0.5%
English	3	0.3%

Technology access

Metric	% of households
Computer access	28.9%
Internet access	84.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What is the ZIP code for Dupree, SD?

Dupree, SD has one ZIP code: 57623.

What is the main ZIP code for Dupree, SD?

The primary ZIP code for Dupree, SD is 57623. The city uses area code 605 for phone service.

What county is Dupree, SD in?

Dupree is located in Ziebach County, South Dakota.

How many ZIP codes are in Dupree, SD?

Dupree, SD has 1 ZIP code.

What is the ZIP code for downtown Dupree and the surrounding business district in Ziebach County?

Downtown Dupree and the central business district are located in ZIP code 57623, which serves as the primary commercial and civic hub for the community.

What ZIP code should I use when mailing correspondence to businesses and residences in Dupree, South Dakota?

All mail addressed to Dupree, SD should use ZIP code 57623, as this is the single ZIP code serving the entire city and surrounding Ziebach County area.