57225 ZIP Code — Clark, SD

Clark County, South Dakota

ZIP code 57225 is located in Clark, South Dakota, within Clark County. It covers approximately 288.50 square miles and serves a population of 1,745 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57225

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $137,700. Owner-occupancy is high at 78%, well above the national average.

The gap between median ($51,250) and mean household income suggests income inequality — a small number of higher earners pull the average up. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 18 minutes is near the national average.

College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 57225 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

1,745
population
288.50
sq mi land
Standard
ZIP type
Central (CT)
timezone
57225 ZIP code map
Cities in ZIP code 57225

Below are the cities the US Postal Service accepts for ZIP code 57225. Using any city not on this list may result in mail delivery delays.

City Status
Clark Preferred
Nearby ZIP codes
57236 Garden City (6.6 mi) 57258 Raymond (11.9 mi) 57217 Bradley (12.4 mi) 57243 Henry (14 mi) 57272 Wallace (18 mi) 57278 Willow Lake (18.2 mi) 57242 Hazel (19.5 mi)
Demographics updated 05/2026
Population
Total population 1,745
Population density 6 / sq mi
State FIPS 46
County FIPS 025
Geography
Land area 288.50 sq mi
Water area 2.57 sq mi
Latitude 44.8916
Longitude -97.6763
Timezone Central (CT)
Area code 605
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 55.1% 50.3% 41.7%
$50k – $100k 26.9% 31.8% 33.8%
$100k – $200k 14.9% 14.4% 20.1%
Over $200k 3.1% 3.5% 4.4%

Demographics & statistics

1,745
Population
6
People per sq mi
45.4
Median age
$51,250
Median household income
$35,731
Per capita income
$137,700
Median home value
$732
Median monthly rent
78.0%
Home ownership
7.5%
Poverty rate
4.4%
Unemployment
666
Housing units
18.4%
Bachelor's or higher

Age distribution

Male Female
56
Under 5
57
41
5–9
42
93
10–14
95
32
15–19
33
37
20–24
38
89
25–34
90
80
35–44
82
80
45–54
82
65
55–59
67
53
60–64
53
119
65–74
122
39
75–84
39
80
85+
81
← Male
Female →

Age summary

GroupCount%
Under 1844125.3%
18 and over1,30474.7%
65 and over48027.5%
Median age45.4 years

Race & ethnicity

White 87.4%
Two or more races 6.1%
Hispanic or Latino 4.8%
Other race 0.9%
Black or African American 0.4%
Asian 0.3%
American Indian / Alaska Native 0.2%
GroupCount%
White1,60287.4%
Two or more races1116.1%
Hispanic or Latino884.8%
Other race160.9%
Black or African American70.4%
Asian60.3%
American Indian / Alaska Native30.2%

Household income

Income range This ZIP County avg State avg
Under $50k 55.1% 50.3% 41.7%
$50k – $100k 26.9% 31.8% 33.8%
$100k – $200k 14.9% 14.4% 20.1%
Over $200k 3.1% 3.5% 4.4%
Under $10k 3.8%
$10k–$15k 4.8%
$15k–$25k 10.1%
$25k–$35k 9.5%
$35k–$50k 20.7%
$50k–$75k 16.3%
$75k–$100k 9.5%
$100k–$150k 14.9%
$150k–$200k 2.4%
$200k+ 7.8%
Range% of households
Under $10k3.8%
$10k–$15k4.8%
$15k–$25k10.1%
$25k–$35k9.5%
$35k–$50k20.7%
$50k–$75k16.3%
$75k–$100k9.5%
$100k–$150k14.9%
$150k–$200k2.4%
$200k+7.8%
Median income$51,250

Housing

Home values

Under $50k 21.7%
$50k–$100k 18.2%
$100k–$150k 16.8%
$150k–$200k 11.3%
$200k–$300k 16.2%
$300k–$500k 8.6%
$500k–$1M 4.6%
$1M+ 2.7%

Housing overview

MetricValue
Median home value$137,700
Median rent / month$732
Owner occupied78.0%
Renter occupied22.0%
Vacant14.3%
Single-family detached83.9%
Large apartment buildings2.2%
Mobile homes5.5%
Median rooms6.2
Avg household size (owned)2.52

Year built

Era%
2020 or later0.0%
2010–20196.8%
2000–20093.9%
1990–19994.9%
1980–19897.3%
1970–197914.9%
1960–19694.8%
1950–195912.4%
1940–19497.1%
1939 or earlier38.0%

Bedrooms

Size% of units
No bedroom (studio)2.8%
1 bedroom11.4%
2 bedrooms25.0%
3 bedrooms30.9%
4 bedrooms21.6%
5+ bedrooms8.3%

Vehicles per household

Vehicles% of households
No vehicle5.1%
1 vehicle27.8%
2 vehicles34.9%
3 or more32.1%

Heating fuel

Fuel type%
Utility gas49.9%
Electricity31.3%
Propane / LP gas16.6%
Wood2.3%

Households & families

Household typeCount%
Married-couple family32145.6%
Cohabiting couple375.3%
Male householder, no spouse19427.6%
Female householder, no spouse15221.6%
Households with children under 1814220.2%
Households with seniors (65+)26637.8%
Average household size2.38

Marital status

StatusMaleFemale
Never married35.7%21.6%
Married48.2%48.9%
Separated0.0%0.0%
Widowed2.3%16.7%
Divorced13.7%12.8%

Education

Less than 9th grade 2.8%
Some HS, no diploma 3.4%
HS graduate 46.1%
Some college, no degree 18.3%
Associate's degree 11.0%
Bachelor's degree 15.6%
Graduate / professional 2.9%
Metric%
HS diploma or higher93.8%
Bachelor's or higher18.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool329.6%
Kindergarten133.9%
Elementary school18254.8%
High school8926.8%
College / grad school164.8%

Employment

Industry of employment

Agriculture & mining 24.1%
Education & healthcare 21.2%
Arts, food & hospitality 8.6%
Retail trade 7.8%
Professional & management 7.5%
Other services 6.9%
Construction 6.5%
Transportation & utilities 4.6%
Finance & real estate 4.6%
Wholesale trade 3.7%
Public administration 2.4%
Manufacturing 2.0%
Information 0.3%

Occupation

Category%
Management, business & arts39.4%
Service25.8%
Sales & office14.6%
Natural resources & construction9.5%
Production & transportation10.7%

Employment type

Type%
Private sector64.2%
Government15.4%
Self-employed20.4%
Unpaid family workers0.0%

Commute

Method%
Drive alone72.0%
Carpool8.0%
Public transit0.0%
Walk4.9%
Work from home13.9%
Other means1.2%
Avg commute (minutes)17.5

Poverty

All people 7.5%
Under 18 years 0.9%
18 and over 9.8%
Married-couple families 5.6%
Female-led households 30.0%

Income support

Source% of households
Social Security37.9%
Retirement income20.6%
Supplemental Security2.6%
Cash public assistance1.3%
Food stamps / SNAP2.4%

Health indicators

Condition%
Obesity34.1%
High blood pressure37.3%
High cholesterol33.6%
Diabetes11.1%
Heart disease9.4%
Stroke4.2%
Asthma8.6%
Arthritis29.2%
Kidney disease3.8%
Pulmonary disease7.7%
Cancer9.4%
Behavior / access%
Smoking18.2%
Binge drinking17.2%
No physical activity26.1%
Less than 7 hrs sleep26.9%
Depression14.5%
Fair or poor health13.6%
Poor mental health10.0%
Poor physical health10.3%
No health insurance12.2%
Visited doctor (checkup)77.5%
Visited dentist66.9%
Cholesterol screening90.5%
Teeth loss15.9%

Veterans & disability

VeteransCount%
Civilian veterans1058.1%
Disability%
Any disability13.4%
Under 184.3%
18–64 years9.3%
65 and over30.7%

Health insurance coverage

Type%
Private insurance72.1%
Public insurance35.4%
No insurance6.4%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,63293.5%
Spanish472.9%
Other Indo-European402.5%
Asian & Pacific Islander00.0%
Other languages60.4%

Place of birth & citizenship

OriginCount%
Native born (US)1,70097.4%
Born in same state1,68496.5%
Born in different state1,29674.3%
Foreign born160.9%
Naturalized citizen452.6%
Not a US citizen36.7%

Ancestry

AncestryCount%
Polish36320.8%
Italian19811.3%
French18310.5%
Arab321.8%
AncestryCount%
English211.2%
Dutch191.1%
German50.3%

Technology access

Metric% of households
Computer access40.3%
Internet access91.5%

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

Frequently asked questions about ZIP code 57225

What city is ZIP code 57225 in?

ZIP code 57225 is primarily assigned to Clark, South Dakota.

What county is ZIP code 57225 in?

ZIP code 57225 falls within Clark County, South Dakota.

Does ZIP code 57225 have an older population?

28% of residents in ZIP code 57225 are 65 or older, above the national average of ~17%.

Does ZIP code 57225 have a large retiree population?

38% of households in ZIP code 57225 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 57225?

The median home value in ZIP code 57225 is $137,700.

What is the population of ZIP code 57225?

ZIP code 57225 has an estimated population of 1,745 residents, with a density of 6 people per square mile.

What timezone is ZIP code 57225 in?

ZIP code 57225 observes the CST timezone.

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