Martin ZIP Code List — Bennett County, SD

There is one unique ZIP code in Martin, South Dakota and it is 57551. Area code: 605.
1
ZIP codes
753.14
sq mi land
4.57
sq mi water
605
area code
Martin, SD ZIP code map

About Martin, SD

Martin is a charming city located in the state of South Dakota. Situated within Bennett County, it offers a unique blend of rural charm and community spirit. With a rich history and stunning landscapes, Martin serves as a gateway to the natural beauty found in the surrounding areas.

Location & geography

The city of Martin is nestled in the western part of South Dakota, known for its expansive terrain. Nearby cities include Mission, located about 20 miles to the northeast, Winner, approximately 40 miles to the east, Allen, around 16 miles to the southwest, and Norris, about 25 miles to the south. The landscape features a total land area of 753.14 square miles, complemented by a water area of 4.57 square miles, depicting a mix of plains and rolling hills.

Community & economy

The character of Martin is defined by its vibrant community and strong connection to the surrounding agricultural landscape. The local industry is primarily driven by agriculture, with many residents engaged in farming and ranching activities. Daily life in Martin reflects a close-knit atmosphere, where community events and gatherings play a significant role in bringing residents together.

Transportation

Martin is accessible via several highways, including U.S. Route 18, which runs through the community and connects to other major routes in the region. The nearest named airport is the Winner Regional Airport, located about 40 miles east, providing essential air travel services for the area. The transportation infrastructure supports the local industries and promotes easy movement within the community.

History

Founded in the late 19th century, Martin has a rich history rooted in the settlement of the West. Key industries have historically revolved around agriculture and ranching, which continue to play a vital role in the local economy. Notable events in Martin's history include its development as a trading hub, which contributed to the growth and establishment of the surrounding communities.

Did you know?

One surprising fact about Martin is that it is home to the annual Bennett County Fair, which showcases local agriculture and craftsmanship, celebrating community ties. Additionally, Martin features a unique landscape that attracts nature enthusiasts and offers recreational opportunities in the nearby areas.

ZIP codes for Martin, SD (1)
ZIP code City County Map
57551 Martin Bennett View map

Demographics & statistics

2,085
Population
34.9
Median age
$53,438
Median household income
$31,805
Per capita income
$118,800
Median home value
$759
Median monthly rent
68.8%
Home ownership
18.0%
Poverty rate
3.6%
Unemployment
696
Housing units
25.6%
Bachelor's or higher

Age distribution

Male Female
72
Under 5
76
71
5–9
75
94
10–14
98
112
15–19
118
41
20–24
43
121
25–34
128
116
35–44
122
117
45–54
123
64
55–59
68
61
60–64
65
77
65–74
81
43
75–84
45
26
85+
28
← Male
Female →

Age summary

GroupCount%
Under 1866732.0%
18 and over1,41868.0%
65 and over30014.4%
Median age34.9 years

Race & ethnicity

White 61.4%
American Indian / Alaska Native 31.6%
Two or more races 4.1%
Asian 2.2%
Black or African American 0.3%
Hispanic or Latino 0.2%
Other race 0.2%
GroupCount%
White1,28361.4%
American Indian / Alaska Native66131.6%
Two or more races854.1%
Asian452.2%
Black or African American60.3%
Hispanic or Latino50.2%
Other race50.2%

Household income

Under $10k 6.6%
$10k–$15k 4.4%
$15k–$25k 11.8%
$25k–$35k 9.0%
$35k–$50k 17.6%
$50k–$75k 16.6%
$75k–$100k 9.0%
$100k–$150k 11.2%
$150k–$200k 5.2%
$200k+ 8.7%
Range% of households
Under $10k6.6%
$10k–$15k4.4%
$15k–$25k11.8%
$25k–$35k9.0%
$35k–$50k17.6%
$50k–$75k16.6%
$75k–$100k9.0%
$100k–$150k11.2%
$150k–$200k5.2%
$200k+8.7%
Median income$53,438

Housing

Home values

Under $50k 16.5%
$50k–$100k 30.3%
$100k–$150k 11.1%
$150k–$200k 16.1%
$200k–$300k 9.4%
$300k–$500k 6.0%
$500k–$1M 6.3%
$1M+ 4.2%

Housing overview

MetricValue
Median home value$118,800
Median rent / month$759
Owner occupied68.8%
Renter occupied31.2%
Vacant18.8%
Single-family detached82.4%
Large apartment buildings0.3%
Mobile homes8.6%
Median rooms5.5
Avg household size (owned)2.64

Year built

Era%
2020 or later0.0%
2010–20191.4%
2000–20093.2%
1990–19999.0%
1980–198911.7%
1970–197916.5%
1960–196910.3%
1950–195913.7%
1940–194913.9%
1939 or earlier20.2%

Bedrooms

Size% of units
No bedroom (studio)1.5%
1 bedroom4.9%
2 bedrooms33.2%
3 bedrooms30.3%
4 bedrooms27.0%
5+ bedrooms3.1%

Vehicles per household

Vehicles% of households
No vehicle6.3%
1 vehicle28.7%
2 vehicles37.6%
3 or more27.3%

Heating fuel

Fuel type%
Utility gas2.1%
Electricity40.2%
Propane / LP gas47.4%
Fuel oil0.5%
Wood8.7%

Households & families

Household typeCount%
Married-couple family35346.6%
Cohabiting couple516.7%
Male householder, no spouse14619.3%
Female householder, no spouse20727.3%
Households with children under 1828637.8%
Households with seniors (65+)20326.8%
Average household size2.70

Marital status

StatusMaleFemale
Never married33.8%34.0%
Married53.6%43.5%
Separated2.0%0.9%
Widowed3.3%6.3%
Divorced7.2%15.4%

Education

Less than 9th grade 1.8%
Some HS, no diploma 1.0%
HS graduate 37.1%
Some college, no degree 22.7%
Associate's degree 11.8%
Bachelor's degree 20.9%
Graduate / professional 4.7%
Metric%
HS diploma or higher97.2%
Bachelor's or higher25.6%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool243.6%
Kindergarten314.7%
Elementary school30245.7%
High school21031.8%
College / grad school9414.2%

Employment

Industry of employment

Education & healthcare 30.5%
Agriculture & mining 17.9%
Retail trade 10.3%
Arts, food & hospitality 8.7%
Construction 7.0%
Public administration 6.9%
Other services 3.8%
Transportation & utilities 3.5%
Manufacturing 3.3%
Professional & management 3.0%
Information 2.8%
Finance & real estate 1.2%
Wholesale trade 1.0%

Occupation

Category%
Management, business & arts44.6%
Service10.8%
Sales & office16.3%
Natural resources & construction13.4%
Production & transportation14.9%

Employment type

Type%
Private sector57.3%
Government26.2%
Self-employed16.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone77.4%
Carpool5.4%
Public transit0.0%
Walk11.3%
Other means0.7%
Avg commute (minutes)11.4

Poverty

All people 18.0%
Under 18 years 27.4%
18 and over 13.5%
Married-couple families 6.8%
Female-led households 25.2%

Income support

Source% of households
Social Security26.6%
Retirement income18.1%
Supplemental Security2.2%
Cash public assistance2.8%
Food stamps / SNAP8.7%

Health indicators

Condition%
High blood pressure36.9%
High cholesterol30.6%
Heart disease9.6%
Stroke5.2%
Asthma11.7%
Arthritis26.7%
Kidney disease4.3%
Pulmonary disease9.9%
Cancer6.9%
Behavior / access%
Binge drinking17.8%
No physical activity30.2%
Less than 7 hrs sleep29.5%
Fair or poor health20.4%
Poor mental health14.1%
Poor physical health13.7%
No health insurance16.0%
Visited doctor (checkup)74.6%
Visited dentist54.8%
Cholesterol screening85.1%
Teeth loss26.3%

Veterans & disability

VeteransCount%
Civilian veterans1238.7%
Disability%
Any disability11.8%
Under 182.4%
18–64 years10.6%
65 and over39.6%

Health insurance coverage

Type%
Private insurance42.6%
Public insurance38.9%
Uninsured under 1932.3%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,93792.9%
Spanish301.5%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages251.3%

Place of birth & citizenship

OriginCount%
Native born (US)2,04197.9%
Born in same state2,02997.3%
Born in different state1,29362.0%
Foreign born120.6%
Naturalized citizen442.1%
Not a US citizen1227.3%

Ancestry

AncestryCount%
Polish1296.2%
Italian1024.9%
French964.6%
AncestryCount%
Dutch693.3%
Arab351.7%
English140.7%

Technology access

Metric% of households
Computer access36.3%
Internet access86.0%

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

Frequently asked questions
What is the ZIP code for Martin, SD?
Martin, SD has one ZIP code: 57551.
What is the main ZIP code for Martin, SD?
The primary ZIP code for Martin, SD is 57551. The city uses area code 605 for phone service.
What county is Martin, SD in?
Martin is located in Bennett County, South Dakota.
How many ZIP codes are in Martin, SD?
Martin, SD has 1 ZIP code.
What is the ZIP code for downtown Martin, South Dakota?
Downtown Martin, located in Bennett County, uses the ZIP code 57551.
What ZIP code should I use when mailing packages to Martin's local businesses and municipal offices?
All addresses in Martin, South Dakota, including local businesses and municipal offices, use the ZIP code 57551.
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