Postal Codes

57334 ZIP Code

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ZIP code 57334 covers Ethan, South Dakota, with a population of about 886 and a median household income of $60,000.

Population
8868 per square mile
Median age
32.26.5 points below the US average
Median household income
$60,00017% below the South Dakota median
Poverty rate
12.6%about the US average
Typical home value
$311,548up 33.9% in five years
Median rent
$76916% below the South Dakota median
Degree or higher
22.9%12.1 points below the US average
Homeownership
75.8%10.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
17

Where 57334 is

Ethan, 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

Population886
Median age32.2
Family households73.5%
Born outside the US4%
Speaks a language other than English at home4.9%
White (non-Hispanic)90.4%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino5.8%
Veterans7.6%
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$60,000
Income per person$28,623
Poverty rate12.6%
Households on SNAP or cash assistance1%

Household income distribution

Under $10k0.3%
$10–15k2.0%
$15–20k0.3%
$20–25k4.0%
$25–30k5.0%
$30–35k1.7%
$35–40k2.3%
$40–45k7.7%
$45–50k12.8%
$50–60k13.8%
$60–75k6.7%
$75–100k14.8%
$100–125k10.4%
$125–150k7.7%
$150–200k5.7%
$200k or more4.7%

Income as declared to the IRS

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

Tax returns filed440
Mean adjusted gross income$68,950
Returns declaring $200,000 or more0%
Returns, under $25k31.8%
Returns, $25k–$50k22.7%
Returns, $50k–$75k13.6%
Returns, $75k–$100k13.6%
Returns, $100k–$200k18.2%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$179,800
Median gross rent$769
Rent as a share of household income19.2%
Owner-occupied75.8%
Vacant homes5.4%
Median year built1958

What the homes are

Detached house84.8%
Attached house2.9%
2 to 4 units6.3%
20 or more units0.6%
Mobile home5.4%
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$311,548as of 2026-07
Typical home value, 1 yearup 5.5%
Typical home value, 5 yearsup 33.9%
Typical home value, 10 yearsup 78.8%
Typical home value since 2000
201420202026$311,548$162,830

$162,830 in 2014 to $311,548 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.5%
Bachelor's degree or higher22.9%
High school diploma or higher91.3%
Works from home22.4%
Drives to work alone66.8%
Takes public transport0%
Commutes 45 minutes or more16.8%
Health

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

Obesity37.4% 4 pts above the national average of 33.4%
Diagnosed diabetes10.9% 1.1 pts below the national average of 12%
Currently smokes16.3% 3.1 pts above the national average of 13.2%
High blood pressure32.5% 1.6 pts below the national average of 34.1%
Fair or poor general health17.3% 3 pts below the national average of 20.3%
No health insurance (18–64)9.1% 2.2 pts below the national average of 11.3%
Depression21.6% same as the national average of 21.9%
No leisure-time physical activity24.1% 1.3 pts below the national average of 25.4%
Arthritis25.3% same as the national average of 25.1%
Binge drinking19.4% 3.4 pts above the national average of 16%
Taking blood pressure medication74.9% same as the national average of 74.7%
Cancer (non-skin)8.8% 1.1 pts above the national average of 7.7%
Current asthma10.3% same as the national average of 10.4%
Coronary heart disease6.6% same as the national average of 6.2%
Routine check-up in past year74.2% 2.5 pts below the national average of 76.7%
Cholesterol screening83.7% 2.2 pts below the national average of 85.9%
Cognitive disability14.3% 0.5 pts below the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD6.9% same as the national average of 6.6%
Visited a dentist68.4% 7.1 pts above the national average of 61.3%
Any disability29.8% 0.9 pts below the national average of 30.7%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol33.3% 2.9 pts below the national average of 36.2%
Independent living disability7.9% 0.5 pts below the national average of 8.4%
Mammography use76.7% 0.8 pts above the national average of 75.9%
Poor mental health (14+ days)16.1% 0.7 pts below the national average of 16.8%
Mobility disability12.5% 1.5 pts below the national average of 14%
Poor physical health (14+ days)12.7% 0.8 pts below the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Sleeps under 7 hours29.7% 6.7 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost12.8% same as the national average of 13%
Vision disability4.5% 1.1 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments17
People employed81
Annual payroll$4,062,000
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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 91.1% of US census tracts
FEMA ratingRelatively High
Expected annual loss92.2 out of 100
Community resilience78.9 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 weather98.9Very High at its worst in this ZIP code
Drought98.8Relatively High at its worst in this ZIP code
Tornado97.4Very High at its worst in this ZIP code
Ice storm97.3Very High at its worst in this ZIP code
Hail97Very High at its worst in this ZIP code
Strong wind96.7Very High at its worst in this ZIP code
Cold wave95.8Very High at its worst in this ZIP code
Wildfire92.1Relatively Moderate at its worst in this ZIP code
River flooding87.1Relatively High at its worst in this ZIP code
Landslide83.8Relatively Low at its worst in this ZIP code
Lightning67.1Relatively High at its worst in this ZIP code
Heat wave34.5Relatively Low at its worst in this ZIP code
Earthquake30.6Very 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$60,000$72,421$78,538
Income per person$28,623$38,880$43,289
Poverty rate12.6%12%12.4%
Median home value$179,800$236,800$303,400
Median gross rent$769$912$1,348
Homeownership75.8%68.6%65%
Bachelor's degree or higher22.9%31.1%35%
Unemployment rate0.5%3%5.2%
Works from home22.4%9.3%13.5%
Born outside the US4%3.9%13.9%
Median age32.237.738.7
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 stationALEXANDRIA, SD US19.2 km away
Rain in a year25 in
Snow in a year36 in

Average high and low by month

January25.3°F / 5.8°F0.47 in rain, 6.1 in snow
February31°F / 9.6°F0.74 in rain, 8 in snow
March43.8°F / 20.7°F1.13 in rain, 5.2 in snow
April57.6°F / 31.9°F2.88 in rain, 4.7 in snow
May69.4°F / 44.4°F3.64 in rain
June79.3°F / 55.6°F3.97 in rain
July84.2°F / 60°F3.13 in rain
August81.8°F / 57.4°F3.02 in rain
September75.1°F / 48.6°F2.81 in rain
October60°F / 34.7°F2.01 in rain, 0.9 in snow
November43.2°F / 21.4°F0.92 in rain, 3.2 in snow
December29.2°F / 10.3°F0.6 in rain, 8.2 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 supermarketNone of this ZIP code
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 3 school districts, so the address decides which one, not the ZIP code.

Ethan School District 17-179.8% of this ZIP code's land area
Parkston School District 33-315.6% of this ZIP code's land area
Mitchell School District 17-24% 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 vulnerability14more vulnerable than 14% of US census tracts
Socioeconomic status20more vulnerable than 20% of US census tracts
Household characteristics28more vulnerable than 28% of US census tracts
Racial and ethnic minority status9more vulnerable than 9% of US census tracts
Housing type and transport22more vulnerable than 22% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

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

57331 Dimock, SD8.6 km away
57366 Parkston, SD16.8 km away
57301 Mitchell, SD18.3 km away
57311 Alexandria, SD23 km away
57340 Fulton, SD25.3 km away
57332 Emery, SD27.5 km away
57363 Mount Vernon, SD29.3 km away
57354 Kaylor, SD30.2 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.

Davison County51.6% of this ZIP code's land area
Hanson County35.7% of this ZIP code's land area
Hutchinson County12.7% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area106.24 sq mi
Water area0.17 sq mi
Population density8 people per sq mi
Latitude, longitude43.5478, -97.9881

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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