Marvin ZIP Code List — Grant County, SD

There is one unique ZIP code in Marvin, South Dakota and it is 57251. Area code: 605.
1
ZIP codes
47.81
sq mi land
0.81
sq mi water
605
area code
Marvin, SD ZIP code map

About Marvin, SD

Marvin, South Dakota, is a quaint city situated in Grant County. Known for its rural charm, the city offers a peaceful atmosphere surrounded by scenic landscapes. With its tight-knit community, Marvin embodies the essence of small-town America.

Location & geography

Marvin is located in east-central South Dakota, primarily surrounded by agricultural land and beautiful prairie views. The city is approximately 10 miles southwest of the larger town of Milbank, and nearby towns include Revillo, located about 5 miles to the west, and Big Stone City, situated about 15 miles to the north. With a land area of 47.81 square miles and a water area of 0.81 square miles, Marvin provides residents ample space to enjoy outdoor activities.

Community & economy

The community of Marvin, SD, is characterized by its friendly residents and strong sense of togetherness. The local economy thrives on agriculture, with many residents engaged in farming and related industries. Daily life in Marvin often revolves around community events, seasonal celebrations, and the simple enjoyment of nature in a tranquil setting.

Transportation

Marvin is accessible via South Dakota Highway 15, which connects it to nearby towns and larger roadways. The nearest major airport is located in Watertown, approximately 50 miles to the southeast, providing greater access for travelers and residents alike. Public transit options are limited, emphasizing the reliance on personal vehicles among residents.

History

Marvin was founded in the early 1900s during a wave of settlement in South Dakota, driven primarily by agricultural opportunities. The city has historically been centered around farming, continuing to shape its community and identity today. Although it is small, Marvin has hosted various local events that foster a spirit of camaraderie among residents.

Did you know?

A little-known fact about Marvin is that it is home to a small but dedicated museum dedicated to local history and agriculture, offering insights into the region's past. Additionally, the community often gathers for seasonal celebrations that highlight local traditions and foster togetherness.

ZIP codes for Marvin, SD (1)
ZIP code City County Map
57251 Marvin Grant View map

Demographics & statistics

191
Population
21.0
Median age
$74,750
Median household income
$19,793
Per capita income
$0
Median home value
$0
Median monthly rent
69.8%
Home ownership
37.0%
Poverty rate
0.0%
Unemployment
48
Housing units
6.0%
Bachelor's or higher

Age distribution

Male Female
6
Under 5
2
29
5–9
9
10
15–19
3
36
20–24
12
12
25–34
4
13
35–44
4
11
45–54
4
8
55–59
3
8
60–64
3
8
65–74
3
2
75–84
1
← Male
Female →

Age summary

GroupCount%
Under 185729.8%
18 and over13470.2%
65 and over147.3%
Median age21.0 years

Race & ethnicity

White 68.6%
Asian 18.8%
American Indian / Alaska Native 5.8%
Black or African American 5.2%
Two or more races 1.6%
GroupCount%
White13168.6%
Asian3618.8%
American Indian / Alaska Native115.8%
Black or African American105.2%
Two or more races31.6%

Household income

Under $10k 2.3%
$15k–$25k 4.7%
$25k–$35k 2.3%
$35k–$50k 16.3%
$50k–$75k 25.6%
$75k–$100k 23.3%
$100k–$150k 16.3%
$200k+ 9.3%
Range% of households
Under $10k2.3%
$15k–$25k4.7%
$25k–$35k2.3%
$35k–$50k16.3%
$50k–$75k25.6%
$75k–$100k23.3%
$100k–$150k16.3%
$200k+9.3%
Median income$74,750

Housing

Home values

Under $50k 36.7%
$50k–$100k 26.7%
$150k–$200k 23.3%
$500k–$1M 13.3%

Housing overview

MetricValue
Median home value$0
Median rent / month$0
Owner occupied69.8%
Renter occupied30.2%
Vacant29.5%
Single-family detached67.2%
Large apartment buildings0.0%
Mobile homes19.7%
Median rooms5.4
Avg household size (owned)1.93

Year built

Era%
2020 or later0.0%
2010–20196.6%
2000–20091.6%
1990–199911.5%
1980–19893.3%
1970–197921.3%
1960–196913.1%
1950–19598.2%
1940–19491.6%
1939 or earlier32.8%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms52.5%
3 bedrooms36.1%
4 bedrooms0.0%
5+ bedrooms11.5%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle4.7%
2 vehicles30.2%
3 or more65.1%

Heating fuel

Fuel type%
Electricity20.9%
Propane / LP gas51.2%
Fuel oil20.9%
Wood7.0%

Households & families

Household typeCount%
Married-couple family2455.8%
Cohabiting couple511.6%
Male householder, no spouse1432.6%
Female householder, no spouse00.0%
Households with children under 18614.0%
Households with seniors (65+)1125.6%
Average household size2.49

Marital status

StatusMaleFemale
Never married62.5%22.0%
Married23.1%51.2%
Separated4.8%0.0%
Widowed3.8%4.9%
Divorced5.8%22.0%

Education

Less than 9th grade 2.4%
Some HS, no diploma 6.0%
HS graduate 29.8%
Some college, no degree 21.4%
Associate's degree 34.5%
Bachelor's degree 2.4%
Graduate / professional 3.6%
Metric%
HS diploma or higher91.7%
Bachelor's or higher6.0%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool33.1%
Kindergarten00.0%
Elementary school3535.7%
High school2323.5%
College / grad school3737.8%

Employment

Industry of employment

Arts, food & hospitality 44.3%
Education & healthcare 23.6%
Agriculture & mining 11.3%
Construction 7.5%
Manufacturing 7.5%
Other services 3.8%
Retail trade 1.9%

Occupation

Category%
Management, business & arts28.3%
Service42.5%
Sales & office8.5%
Natural resources & construction12.3%
Production & transportation8.5%

Employment type

Type%
Private sector73.6%
Government18.9%
Self-employed7.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone53.8%
Carpool7.5%
Public transit0.0%
Walk3.8%
Other means0.0%
Avg commute (minutes)33.8

Poverty

All people 37.0%
Under 18 years 39.3%
18 and over 36.6%
Married-couple families 4.2%
Female-led households 0.0%

Income support

Source% of households
Social Security14.0%
Retirement income23.3%
Supplemental Security0.0%
Cash public assistance9.3%
Food stamps / SNAP9.3%

Health indicators

Condition%
High blood pressure37.2%
High cholesterol34.2%
Heart disease9.3%
Stroke3.8%
Asthma8.4%
Arthritis29.2%
Kidney disease3.5%
Pulmonary disease7.2%
Cancer8.9%
Behavior / access%
Binge drinking17.3%
No physical activity25.4%
Less than 7 hrs sleep26.9%
Fair or poor health12.6%
Poor mental health9.4%
Poor physical health9.8%
No health insurance11.5%
Visited doctor (checkup)78.3%
Visited dentist68.9%
Cholesterol screening91.7%
Teeth loss13.4%

Veterans & disability

VeteransCount%
Civilian veterans86.0%
Disability%
Any disability13.6%
Under 180.0%
18–64 years17.5%
65 and over35.7%

Health insurance coverage

Type%
Private insurance48.7%
Public insurance31.4%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only18395.8%
Spanish7339.9%
Other Indo-European00.0%
Asian & Pacific Islander2714.8%
Other languages4625.1%

Place of birth & citizenship

OriginCount%
Native born (US)14374.9%
Born in same state14374.9%
Born in different state9348.7%
Foreign born00.0%
Naturalized citizen4825.1%
Not a US citizen3675.0%

Ancestry

AncestryCount%
French178.9%
Dutch105.2%
AncestryCount%
Italian94.7%
Polish63.1%

Technology access

Metric% of households
Computer access22.5%
Internet access86.0%

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

Frequently asked questions
What is the ZIP code for Marvin, SD?
Marvin, SD has one ZIP code: 57251.
What is the main ZIP code for Marvin, SD?
The primary ZIP code for Marvin, SD is 57251. The city uses area code 605 for phone service.
What county is Marvin, SD in?
Marvin is located in Grant County, South Dakota.
How many ZIP codes are in Marvin, SD?
Marvin, SD has 1 ZIP code.
What ZIP code should I use when mailing something to a business in downtown Marvin, SD?
Downtown Marvin uses the ZIP code 57251, which covers the entire city and its central business district in Grant County.
If I'm sending a package to a residential address in Marvin, South Dakota, what ZIP code do I need?
All residential addresses in Marvin, SD use ZIP code 57251, as this is the only ZIP code serving the city.
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