Postal Codes

57744 ZIP Code

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ZIP code 57744 covers Hermosa, South Dakota, with a population of about 2,211 and a median household income of $110,673.

Population
2,2115 per square mile
Median age
45.77 points above the US average
Median household income
$110,6731.5× the South Dakota median
Poverty rate
16.1%3.7 points above the US average
Typical home value
$618,562up 29.3% in five years
Median rent
$1,4731.6× the South Dakota median
Degree or higher
38.8%3.8 points above the US average
Homeownership
89.8%24.8 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
56

Where 57744 is

Hermosa, 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

Population2,211
Median age45.7
Family households84.9%
Born outside the US0.2%
Speaks a language other than English at home5.1%
White (non-Hispanic)83.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.2%
Hispanic or Latino5.3%
Veterans12.1%
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$110,673
Income per person$49,422
Poverty rate16.1%
Households on SNAP or cash assistance6.6%

Household income distribution

Under $10k2.8%
$10–15k4.5%
$15–20k5.6%
$20–25k4.9%
$25–30k1.3%
$30–35k1.3%
$35–40k1.6%
$40–45k0.8%
$45–50k0.0%
$50–60k6.3%
$60–75k9.3%
$75–100k6.2%
$100–125k12.0%
$125–150k9.4%
$150–200k14.1%
$200k or more19.9%

Income as declared to the IRS

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

Tax returns filed1,290
Mean adjusted gross income$85,169
Returns declaring $200,000 or more6.2%
Returns, under $25k24.0%
Returns, $25k–$50k21.7%
Returns, $50k–$75k14.7%
Returns, $75k–$100k12.4%
Returns, $100k–$200k20.9%
Returns, $200k or more6.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$350,800
Median gross rent$1,473
Rent as a share of household income27.8%
Owner-occupied89.8%
Vacant homes12.6%
Median year built1998

What the homes are

Detached house79.6%
2 to 4 units0.1%
5 to 19 units0.4%
Mobile home19.9%
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$618,562as of 2026-07
Typical home value, 1 yeardown 0.3%
Typical home value, 5 yearsup 29.3%
Typical home value, 10 yearsup 116.4%
Typical home value since 2000
201120182026$620,373$204,897

$204,897 in 2011 to $618,562 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.4%
Bachelor's degree or higher38.8%
High school diploma or higher95.5%
Works from home9.9%
Drives to work alone81.2%
Takes public transport0%
Commutes 45 minutes or more22.2%
Health

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

Obesity35.9% 2.5 pts above the national average of 33.4%
Diagnosed diabetes13.4% 1.4 pts above the national average of 12%
Currently smokes17.2% 4 pts above the national average of 13.2%
High blood pressure37.1% 3 pts above the national average of 34.1%
Fair or poor general health18.6% 1.7 pts below the national average of 20.3%
No health insurance (18–64)8.4% 2.9 pts below the national average of 11.3%
Depression20.7% 1.2 pts below the national average of 21.9%
No leisure-time physical activity25.4% same as the national average of 25.4%
Arthritis30.3% 5.2 pts above the national average of 25.1%
Binge drinking17.4% 1.4 pts above the national average of 16%
Taking blood pressure medication78.7% 4 pts above the national average of 74.7%
Cancer (non-skin)10.5% 2.8 pts above the national average of 7.7%
Current asthma10.5% same as the national average of 10.4%
Coronary heart disease7.8% 1.6 pts above the national average of 6.2%
Routine check-up in past year77.9% 1.2 pts above the national average of 76.7%
Cholesterol screening87.4% 1.5 pts above the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening67.7% 3.4 pts above the national average of 64.3%
COPD7.9% 1.3 pts above the national average of 6.6%
Visited a dentist68.8% 7.5 pts above the national average of 61.3%
Any disability31.2% 0.5 pts above the national average of 30.7%
Hearing disability8.9% 2.2 pts above the national average of 6.7%
High cholesterol38% 1.8 pts above the national average of 36.2%
Independent living disability8.1% same as the national average of 8.4%
Mammography use76.5% 0.6 pts above the national average of 75.9%
Poor mental health (14+ days)14.7% 2.1 pts below the national average of 16.8%
Mobility disability14.7% 0.7 pts above the national average of 14%
Poor physical health (14+ days)13.8% same as the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Sleeps under 7 hours30.2% 6.2 pts below the national average of 36.4%
Stroke4% 0.6 pts above the national average of 3.4%
All natural teeth lost13.3% same as the national average of 13%
Vision disability5.2% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments56
People employed203
Annual payroll$6,653,000
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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 91.8% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss92.2 out of 100
Community resilience36.2 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.

Wildfire99.5Very High at its worst in this ZIP code
Winter weather97.5Very High at its worst in this ZIP code
Hail94.7Relatively High at its worst in this ZIP code
Lightning94.7Very High at its worst in this ZIP code
Landslide92Relatively Moderate at its worst in this ZIP code
Cold wave87.5Very High at its worst in this ZIP code
Strong wind86.1Very High at its worst in this ZIP code
River flooding84.4Relatively High at its worst in this ZIP code
Drought81Relatively Low at its worst in this ZIP code
Tornado73Relatively High at its worst in this ZIP code
Earthquake42.2Relatively Low at its worst in this ZIP code
Heat wave23.5Relatively Moderate at its worst in this ZIP code
Ice storm23.4Relatively Moderate at its worst in this ZIP code
Avalanche0.8Very 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$110,673$72,421$78,538
Income per person$49,422$38,880$43,289
Poverty rate16.1%12%12.4%
Median home value$350,800$236,800$303,400
Median gross rent$1,473$912$1,348
Homeownership89.8%68.6%65%
Bachelor's degree or higher38.8%31.1%35%
Unemployment rate0.4%3%5.2%
Works from home9.9%9.3%13.5%
Born outside the US0.2%3.9%13.9%
Median age45.737.738.7
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 stationMT RUSHMORE NMEM, SD US21.2 km away
Rain in a year24 in
Snow in a year59 in

Average high and low by month

January36.8°F / 18.8°F0.48 in rain, 7.2 in snow
February36.3°F / 18.4°F0.76 in rain, 8.9 in snow
March44.2°F / 25.4°F1.35 in rain, 9.6 in snow
April50.2°F / 31.8°F2.62 in rain, 13.1 in snow
May59.6°F / 41.5°F4.8 in rain, 1.5 in snow
June71.1°F / 51.9°F3.58 in rain, 0.2 in snow
July78.7°F / 59.1°F3.59 in rain
August77.5°F / 58°F2.29 in rain
September69.1°F / 49.6°F1.76 in rain, 0.9 in snow
October55°F / 36.8°F1.8 in rain, 4.9 in snow
November44.4°F / 27°F0.59 in rain, 6.4 in snow
December36.6°F / 19.8°F0.5 in rain, 6.6 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 supermarket5% 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 3 school districts, so the address decides which one, not the ZIP code.

Custer School District 16-171.5% of this ZIP code's land area
Oglala Lakota County School District 65-114.9% of this ZIP code's land area
Rapid City School District 51-413.6% 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 vulnerability48more vulnerable than 48% of US census tracts
Socioeconomic status52more vulnerable than 52% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status32more vulnerable than 32% of US census tracts
Housing type and transport63more vulnerable than 63% of US census tracts
Walkability5.1 out of 20Least walkable
Nearby ZIP codes

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

57751 Keystone, SD17.2 km away
57738 Fairburn, SD17.4 km away
57702 Rapid City, SD23.9 km away
57730 Custer, SD25.2 km away
57703 Rapid City, SD25.6 km away
57709 Rapid City, SD30 km away
57745 Hill City, SD32.6 km away
57719 Box Elder, SD35.3 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.

Custer County63.6% of this ZIP code's land area
Pennington County21.5% of this ZIP code's land area
Oglala Lakota County14.9% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area478.58 sq mi
Water area0.72 sq mi
Population density5 people per sq mi
Latitude, longitude43.8188, -103.2060

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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