Postal Codes

57274 ZIP Code

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ZIP code 57274 covers Webster, South Dakota, with a population of about 2,611 and a median household income of $69,844.

Population
2,6117 per square mile
Median age
434.3 points above the US average
Median household income
$69,844about the South Dakota median
Poverty rate
11.1%1.3 points below the US average
Typical home value
$236,996up 9% in five years
Median rent
$61932% below the South Dakota median
Degree or higher
21.6%13.4 points below the US average
Homeownership
75.5%10.5 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
150

Where 57274 is

Webster, 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

Population2,611
Median age43
Family households50.4%
Born outside the US1%
Speaks a language other than English at home3.1%
White (non-Hispanic)93.7%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.4%
Hispanic or Latino2%
Veterans5.5%
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$69,844
Income per person$42,821
Poverty rate11.1%
Households on SNAP or cash assistance6.1%

Household income distribution

Under $10k0.7%
$10–15k7.7%
$15–20k2.1%
$20–25k3.1%
$25–30k4.0%
$30–35k4.5%
$35–40k4.5%
$40–45k4.5%
$45–50k6.2%
$50–60k6.1%
$60–75k10.7%
$75–100k12.0%
$100–125k13.6%
$125–150k5.6%
$150–200k6.5%
$200k or more8.0%

Income as declared to the IRS

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

Tax returns filed1,390
Mean adjusted gross income$77,739
Returns declaring $200,000 or more5%
Returns, under $25k28.1%
Returns, $25k–$50k22.3%
Returns, $50k–$75k16.5%
Returns, $75k–$100k11.5%
Returns, $100k–$200k16.5%
Returns, $200k or more5.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$161,900
Median gross rent$619
Rent as a share of household income24.4%
Owner-occupied75.5%
Vacant homes13.2%
Median year built1965

What the homes are

Detached house79.4%
Attached house1.7%
2 to 4 units7.7%
5 to 19 units7.4%
20 or more units0.6%
Mobile home3.2%
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$236,996as of 2026-07
Typical home value, 1 yearup 5.2%
Typical home value, 5 yearsup 9%
Typical home value, 10 yearsup 29%
Typical home value since 2000
201620212026$238,008$180,486

$183,679 in 2016 to $236,996 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.6%
Bachelor's degree or higher21.6%
High school diploma or higher92.3%
Works from home5.4%
Drives to work alone80.4%
Takes public transport0.5%
Commutes 45 minutes or more19.9%
Health

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

Obesity34.5% 1.1 pts above the national average of 33.4%
Diagnosed diabetes14.1% 2.1 pts above the national average of 12%
Currently smokes16% 2.8 pts above the national average of 13.2%
High blood pressure38.5% 4.4 pts above the national average of 34.1%
Fair or poor general health19.1% 1.2 pts below the national average of 20.3%
No health insurance (18–64)8.2% 3.1 pts below the national average of 11.3%
Depression19.9% 2 pts below the national average of 21.9%
No leisure-time physical activity26.1% 0.7 pts above the national average of 25.4%
Arthritis32% 6.9 pts above the national average of 25.1%
Binge drinking15.9% same as the national average of 16%
Taking blood pressure medication81% 6.3 pts above the national average of 74.7%
Cancer (non-skin)11.7% 4 pts above the national average of 7.7%
Current asthma10.2% same as the national average of 10.4%
Coronary heart disease9.1% 2.9 pts above the national average of 6.2%
Routine check-up in past year78.9% 2.2 pts above the national average of 76.7%
Cholesterol screening87.8% 1.9 pts above the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening66.5% 2.2 pts above the national average of 64.3%
COPD8.6% 2 pts above the national average of 6.6%
Visited a dentist68.2% 6.9 pts above the national average of 61.3%
Any disability32.9% 2.2 pts above the national average of 30.7%
Hearing disability10.6% 3.9 pts above the national average of 6.7%
High cholesterol37.4% 1.2 pts above the national average of 36.2%
Independent living disability8.5% same as the national average of 8.4%
Mammography use77.3% 1.4 pts above the national average of 75.9%
Poor mental health (14+ days)14.3% 2.5 pts below the national average of 16.8%
Mobility disability16.2% 2.2 pts above the national average of 14%
Poor physical health (14+ days)14.3% 0.8 pts above the national average of 13.5%
Self-care disability4.3% same as the national average of 4%
Sleeps under 7 hours28.6% 7.8 pts below the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost12.7% same as the national average of 13%
Vision disability5.3% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments150
People employed1,033
Annual payroll$42,005,000
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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 86.4% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss83 out of 100
Community resilience74.6 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.

Winter weather99.5Very High at its worst in this ZIP code
Strong wind99.1Very High at its worst in this ZIP code
Cold wave98.8Very High at its worst in this ZIP code
Ice storm97Very High at its worst in this ZIP code
Hail95.2Very High at its worst in this ZIP code
Wildfire95Relatively Moderate at its worst in this ZIP code
Landslide86.1Relatively Low at its worst in this ZIP code
Tornado84.8Relatively High at its worst in this ZIP code
River flooding69.2Relatively High at its worst in this ZIP code
Heat wave37.3Relatively Moderate at its worst in this ZIP code
Drought32Very Low at its worst in this ZIP code
Lightning20Relatively Low at its worst in this ZIP code
Earthquake17.9Very 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$69,844$72,421$78,538
Income per person$42,821$38,880$43,289
Poverty rate11.1%12%12.4%
Median home value$161,900$236,800$303,400
Median gross rent$619$912$1,348
Homeownership75.5%68.6%65%
Bachelor's degree or higher21.6%31.1%35%
Unemployment rate1.6%3%5.2%
Works from home5.4%9.3%13.5%
Born outside the US1%3.9%13.9%
Median age4337.738.7
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 stationWEBSTER, SD US2 km away
Rain in a year26 in
Snow in a year43 in

Average high and low by month

January20.4°F / 2.4°F0.84 in rain, 9.6 in snow
February25.3°F / 6.3°F0.75 in rain, 7.9 in snow
March38°F / 18.9°F1.11 in rain, 5.1 in snow
April52.9°F / 31.9°F2.22 in rain, 5 in snow
May66.4°F / 45.2°F3.39 in rain
June76°F / 56.1°F3.97 in rain
July80.9°F / 61.1°F4.02 in rain
August79°F / 59°F2.97 in rain
September70.7°F / 49.6°F2.56 in rain
October55.4°F / 35.7°F2.47 in rain, 1.4 in snow
November38.8°F / 21.3°F0.71 in rain, 6 in snow
December25.4°F / 9.2°F1.06 in rain, 7.8 in snow
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 supermarket43% 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%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Webster School District 18-582.7% of this ZIP code's land area
Groton Area School District 06-69.4% of this ZIP code's land area
Clark School District 12-25.8% of this ZIP code's land area
Langford School District 45-51.7% 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 vulnerability43more vulnerable than 43% of US census tracts
Socioeconomic status44more vulnerable than 44% of US census tracts
Household characteristics41more vulnerable than 41% of US census tracts
Racial and ethnic minority status29more vulnerable than 29% of US census tracts
Housing type and transport54more vulnerable than 54% of US census tracts
Walkability5.2 out of 20Least walkable
Nearby ZIP codes

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

57273 Waubay, SD19.3 km away
57261 Roslyn, SD20.7 km away
57219 Bristol, SD22.4 km away
57256 Ortley, SD26.6 km away
57272 Wallace, SD26.7 km away
57239 Grenville, SD27.4 km away
57217 Bradley, SD28.1 km away
57468 Pierpont, SD30.1 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.

Day County92.7% of this ZIP code's land area
Clark County7.3% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area372.56 sq mi
Water area22.85 sq mi
Population density7 people per sq mi
Latitude, longitude45.3151, -97.5254

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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