Dimock ZIP Codes — Hutchinson County, SD

There is one unique ZIP code in Dimock, South Dakota and it is 57331. Area code: 605.
1
ZIP codes
68.33
sq mi land
0.01
sq mi water
605
area code
Dimock, SD ZIP code map

About Dimock, SD

Dimock is a small, charming city located in Hutchinson County, South Dakota. With its scenic landscapes and close-knit community, it is a great example of rural life in the Midwest. The city provides a peaceful atmosphere for both residents and visitors alike.

Location & geography

Dimock is situated in the southeastern part of South Dakota, within Hutchinson County. Nearby cities include Parkston, located approximately 10 miles to the northeast, and Mitchell, about 17 miles to the northwest. The city covers a total area of 68.33 square miles, with a minimal water area of just 0.01 square miles, giving it a predominantly land-based landscape.

Community & economy

The character of Dimock is defined by its friendly residents and community-oriented lifestyle. The local economy is primarily supported by agriculture and related industries, which play a significant role in the everyday lives of its inhabitants. This rural community fosters a close-knit atmosphere where people actively participate in local events and support one another.

Transportation

Dimock can be accessed via South Dakota Highway 34, which runs east to west, connecting it with neighboring towns and cities. The nearest major airport is Mitchell Municipal Airport, located approximately 20 miles away, providing regional flight services. Public transit options are limited, and most residents rely on personal vehicles for transportation.

History

Dimock was founded in the early 20th century, largely driven by the agricultural boom in the region. Key industries have traditionally revolved around farming and livestock, which remain integral to the community's economic health. Notable events in local history include annual festivals that celebrate the agricultural heritage of the area.

Did you know?

One surprising fact about Dimock is its unique small-town charm, which attracts visitors looking for an authentic South Dakota experience. Additionally, Dimock has a rich farming tradition that is echoed in its community events and local businesses.

ZIP codes for Dimock, SD (1)
ZIP code City County Map
57331 Dimock Hutchinson View map

Demographics & statistics

237
Population
51.8
Median age
$102,500
Median household income
$45,621
Per capita income
$204,200
Median home value
$179
Median monthly rent
73.2%
Home ownership
7.6%
Poverty rate
0.0%
Unemployment
92
Housing units
5.4%
Bachelor's or higher

Age distribution

Male Female
5
Under 5
6
4
5–9
5
6
10–14
6
0
15–19
1
1
20–24
1
13
25–34
14
8
35–44
8
28
45–54
29
17
55–59
17
13
60–64
13
13
65–74
14
7
75–84
7
0
85+
1
← Male
Female →

Age summary

GroupCount%
Under 183313.9%
18 and over20486.1%
65 and over4217.7%
Median age51.8 years

Race & ethnicity

White 100%
GroupCount%
White237100%

Household income

Under $10k 15.2%
$10k–$15k 0.9%
$15k–$25k 0.9%
$25k–$35k 6.3%
$35k–$50k 10.7%
$50k–$75k 3.6%
$75k–$100k 10.7%
$100k–$150k 27.7%
$150k–$200k 16.1%
$200k+ 8.0%
Range% of households
Under $10k15.2%
$10k–$15k0.9%
$15k–$25k0.9%
$25k–$35k6.3%
$35k–$50k10.7%
$50k–$75k3.6%
$75k–$100k10.7%
$100k–$150k27.7%
$150k–$200k16.1%
$200k+8.0%
Median income$102,500

Housing

Home values

Under $50k 4.9%
$50k–$100k 24.4%
$150k–$200k 19.5%
$200k–$300k 19.5%
$300k–$500k 26.8%
$1M+ 4.9%

Housing overview

MetricValue
Median home value$204,200
Median rent / month$179
Owner occupied73.2%
Renter occupied26.8%
Vacant8.2%
Single-family detached91.8%
Large apartment buildings0.0%
Mobile homes5.7%
Median rooms6.9
Avg household size (owned)2.23

Year built

Era%
2020 or later0.0%
2010–201918.0%
2000–200927.9%
1990–19990.0%
1980–19896.6%
1970–19798.2%
1960–19694.9%
1950–19595.7%
1940–19491.6%
1939 or earlier27.0%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom2.5%
2 bedrooms32.8%
3 bedrooms32.8%
4 bedrooms16.4%
5+ bedrooms15.6%

Vehicles per household

Vehicles% of households
No vehicle2.7%
1 vehicle29.5%
2 vehicles16.1%
3 or more51.8%

Heating fuel

Fuel type%
Utility gas36.6%
Electricity37.5%
Propane / LP gas25.0%
Fuel oil0.9%

Households & families

Household typeCount%
Married-couple family7365.2%
Cohabiting couple43.6%
Male householder, no spouse1917.0%
Female householder, no spouse1614.3%
Households with children under 181614.3%
Households with seniors (65+)2724.1%
Average household size2.12

Marital status

StatusMaleFemale
Never married20.2%0.0%
Married71.6%79.2%
Separated0.0%0.0%
Widowed0.0%14.6%
Divorced8.3%6.3%

Education

Less than 9th grade 1.0%
Some HS, no diploma 2.5%
HS graduate 60.9%
Some college, no degree 11.4%
Associate's degree 18.8%
Bachelor's degree 3.0%
Graduate / professional 2.5%
Metric%
HS diploma or higher96.5%
Bachelor's or higher5.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten315.0%
Elementary school1680.0%
High school15.0%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 22.7%
Retail trade 20.0%
Manufacturing 16.7%
Transportation & utilities 15.3%
Education & healthcare 9.3%
Construction 4.7%
Public administration 4.0%
Finance & real estate 3.3%
Other services 2.7%
Professional & management 1.3%

Occupation

Category%
Management, business & arts36.0%
Service6.0%
Sales & office38.7%
Natural resources & construction2.0%
Production & transportation17.3%

Employment type

Type%
Private sector75.3%
Government16.7%
Self-employed8.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone78.0%
Carpool4.5%
Public transit0.0%
Walk6.8%
Other means0.0%
Avg commute (minutes)20.9

Poverty

All people 7.6%
Under 18 years 0.0%
18 and over 8.8%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security27.7%
Retirement income23.2%
Supplemental Security0.0%
Cash public assistance1.8%
Food stamps / SNAP0.9%

Health indicators

Condition%
High blood pressure32.5%
High cholesterol31.3%
Heart disease7.4%
Stroke3.2%
Asthma8.6%
Arthritis24.9%
Kidney disease3.1%
Pulmonary disease6.3%
Cancer7.9%
Behavior / access%
Binge drinking19.3%
No physical activity22.9%
Less than 7 hrs sleep28.2%
Fair or poor health11.5%
Poor mental health10.1%
Poor physical health9.0%
No health insurance11.9%
Visited doctor (checkup)75.4%
Visited dentist69.1%
Cholesterol screening90.2%
Teeth loss13.9%

Veterans & disability

VeteransCount%
Civilian veterans2813.7%
Disability%
Any disability6.3%
Under 186.1%
18–64 years1.2%
65 and over26.2%

Health insurance coverage

Type%
Private insurance81.9%
Public insurance26.2%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only22695.4%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)237100.0%
Born in same state23398.3%
Born in different state21490.3%
Foreign born41.7%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian198%
Polish83.4%
Arab31.3%
AncestryCount%
Irish20.8%
French10.4%

Technology access

Metric% of households
Computer access47.3%
Internet access82.1%

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

Frequently asked questions
What ZIP codes does Dimock, SD have?
Dimock, SD has one ZIP code: 57331. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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