Postal Codes

57325 ZIP Code

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ZIP code 57325 covers Chamberlain, South Dakota, with a population of about 3,237 and a median household income of $78,750.

Population
3,23711 per square mile
Median age
40.61.9 points above the US average
Median household income
$78,7501.1× the South Dakota median
Poverty rate
7.7%4.7 points below the US average
Typical home value
$257,945up 37.6% in five years
Median rent
$68525% below the South Dakota median
Degree or higher
33.7%1.3 points below the US average
Homeownership
69.2%4.2 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
159

Where 57325 is

Chamberlain, South Dakota — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population3,237
Median age40.6
Family households59.1%
Born outside the US0.9%
Speaks a language other than English at home3.2%
White (non-Hispanic)72%
Black (non-Hispanic)1.5%
Asian (non-Hispanic)0%
Hispanic or Latino2.6%
Veterans5.9%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$78,750
Income per person$37,497
Poverty rate7.7%
Households on SNAP or cash assistance4.8%

Household income distribution

Under $10k3.4%
$10–15k4.8%
$15–20k5.2%
$20–25k5.4%
$25–30k3.0%
$30–35k2.2%
$35–40k1.6%
$40–45k8.0%
$45–50k1.5%
$50–60k5.1%
$60–75k8.1%
$75–100k14.2%
$100–125k13.8%
$125–150k3.8%
$150–200k10.8%
$200k or more9.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,550
Mean adjusted gross income$73,717
Returns declaring $200,000 or more5.2%
Returns, under $25k31.0%
Returns, $25k–$50k22.6%
Returns, $50k–$75k14.8%
Returns, $75k–$100k9.7%
Returns, $100k–$200k16.8%
Returns, $200k or more5.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$208,400
Median gross rent$685
Rent as a share of household income19.3%
Owner-occupied69.2%
Vacant homes14.9%
Median year built1975

What the homes are

Detached house74.9%
Attached house1%
2 to 4 units5.1%
5 to 19 units12%
20 or more units2.1%
Mobile home4.1%
Boat, RV or van1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$257,945as of 2026-07
Typical home value, 1 yearup 16.3%
Typical home value, 5 yearsup 37.6%
Typical home value since 2000
201720212026$257,945$156,904

$156,904 in 2017 to $257,945 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.9%
Bachelor's degree or higher33.7%
High school diploma or higher88%
Works from home8.2%
Drives to work alone70.4%
Takes public transport0%
Commutes 45 minutes or more2.3%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity38.6% 5.2 pts above the national average of 33.4%
Diagnosed diabetes13.5% 1.5 pts above the national average of 12%
Currently smokes17.2% 4 pts above the national average of 13.2%
High blood pressure37% 2.9 pts above the national average of 34.1%
Fair or poor general health20.4% same as the national average of 20.3%
No health insurance (18–64)9.7% 1.6 pts below the national average of 11.3%
Depression20.4% 1.5 pts below the national average of 21.9%
No leisure-time physical activity27.1% 1.7 pts above the national average of 25.4%
Arthritis30% 4.9 pts above the national average of 25.1%
Binge drinking16.4% same as the national average of 16%
Taking blood pressure medication78.5% 3.8 pts above the national average of 74.7%
Cancer (non-skin)10.3% 2.6 pts above the national average of 7.7%
Current asthma10.9% 0.5 pts above the national average of 10.4%
Coronary heart disease8.2% 2 pts above the national average of 6.2%
Routine check-up in past year77.6% 0.9 pts above the national average of 76.7%
Cholesterol screening85.5% same as the national average of 85.9%
Cognitive disability14.9% same as the national average of 14.8%
Colorectal screening66% 1.7 pts above the national average of 64.3%
COPD8.3% 1.7 pts above the national average of 6.6%
Visited a dentist61.9% 0.6 pts above the national average of 61.3%
Any disability34.5% 3.8 pts above the national average of 30.7%
Hearing disability9.9% 3.2 pts above the national average of 6.7%
High cholesterol37.2% 1 pts above the national average of 36.2%
Independent living disability9.2% 0.8 pts above the national average of 8.4%
Mammography use71.9% 4 pts below the national average of 75.9%
Poor mental health (14+ days)15.6% 1.2 pts below the national average of 16.8%
Mobility disability16.3% 2.3 pts above the national average of 14%
Poor physical health (14+ days)14.4% 0.9 pts above the national average of 13.5%
Self-care disability4.3% same as the national average of 4%
Sleeps under 7 hours30.5% 5.9 pts below the national average of 36.4%
Stroke4.3% 0.9 pts above the national average of 3.4%
All natural teeth lost14.4% 1.4 pts above the national average of 13%
Vision disability5.8% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments159
People employed1,724
Annual payroll$64,224,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 98.6% of US census tracts
FEMA ratingRelatively High to Very High across the 3 census tracts this ZIP code covers
Expected annual loss97.3 out of 100
Community resilience55.4 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave100Very High at its worst in this ZIP code
Winter weather99.3Very High at its worst in this ZIP code
Drought96.6Relatively High at its worst in this ZIP code
Strong wind96.5Very High at its worst in this ZIP code
Wildfire96.3Relatively High at its worst in this ZIP code
Ice storm95Relatively High at its worst in this ZIP code
Hail94.5Very High at its worst in this ZIP code
River flooding91.9Very High at its worst in this ZIP code
Tornado88.1Very High at its worst in this ZIP code
Landslide67.2Very Low at its worst in this ZIP code
Lightning63.4Relatively Moderate at its worst in this ZIP code
Earthquake38Relatively Low at its worst in this ZIP code
Heat wave35Relatively Low at its worst in this ZIP code
Compared with South Dakota and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPSouth DakotaUnited States
Median household income$78,750$72,421$78,538
Income per person$37,497$38,880$43,289
Poverty rate7.7%12%12.4%
Median home value$208,400$236,800$303,400
Median gross rent$685$912$1,348
Homeownership69.2%68.6%65%
Bachelor's degree or higher33.7%31.1%35%
Unemployment rate2.9%3%5.2%
Works from home8.2%9.3%13.5%
Born outside the US0.9%3.9%13.9%
Median age40.637.738.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationCHAMBERLAIN MUNI AP, SD US3.2 km away
Rain in a year20 in

Average high and low by month

January30.6°F / 11.1°F0.4 in rain
February35.3°F / 14.2°F0.58 in rain
March46.9°F / 24.7°F1.12 in rain
April59.1°F / 35.1°F2.32 in rain
May69.9°F / 46.7°F3.19 in rain
June80.6°F / 57.6°F3.57 in rain
July87.7°F / 62.8°F2.18 in rain
August85.7°F / 61.2°F2.28 in rain
September77.4°F / 51.2°F2.13 in rain
October61.7°F / 37.5°F1.57 in rain
November46.3°F / 24.7°F0.51 in rain
December33.6°F / 15°F0.52 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket54% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Chamberlain School District 07-1100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability66more vulnerable than 66% of US census tracts
Socioeconomic status68more vulnerable than 68% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status39more vulnerable than 39% of US census tracts
Housing type and transport73more vulnerable than 73% of US census tracts
Walkability5.6 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

57326 Chamberlain, SD2.3 km away
57365 Oacoma, SD6.7 km away
57370 Pukwana, SD10.9 km away
57569 Reliance, SD25.2 km away
57355 Kimball, SD28.9 km away
57339 Fort Thompson, SD29.3 km away
57534 Hamill, SD34.9 km away
57341 Gann Valley, SD36.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Brule County64.2% of this ZIP code's land area
Buffalo County35.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area286.42 sq mi
Water area26.67 sq mi
Population density11 people per sq mi
Latitude, longitude43.7953, -99.3118

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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