Postal Codes

57054 ZIP Code

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ZIP code 57054 covers Ramona, South Dakota, with a population of about 698 and a median household income of $88,839.

Population
6986 per square mile
Median age
33.55.2 points below the US average
Median household income
$88,8391.2× the South Dakota median
Poverty rate
6.4%6 points below the US average
Median home value
$108,70054% below the South Dakota median
Degree or higher
17.9%17.1 points below the US average
Homeownership
85.9%20.9 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
10

Where 57054 is

Ramona, 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

Population698
Median age33.5
Family households53.5%
Born outside the US25.9%
Speaks a language other than English at home31.3%
White (non-Hispanic)58.3%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.6%
Hispanic or Latino29.1%
Veterans4.8%
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$88,839
Income per person$46,106
Poverty rate6.4%
Households on SNAP or cash assistance3.3%

Household income distribution

Under $10k2.2%
$10–15k4.5%
$15–20k0.0%
$20–25k7.8%
$25–30k3.0%
$30–35k1.1%
$35–40k4.5%
$40–45k3.3%
$45–50k3.7%
$50–60k5.6%
$60–75k5.9%
$75–100k17.5%
$100–125k2.6%
$125–150k7.8%
$150–200k11.2%
$200k or more19.3%

Income as declared to the IRS

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

Tax returns filed230
Mean adjusted gross income$84,530
Returns declaring $200,000 or more8.7%
Returns, under $25k17.4%
Returns, $25k–$50k21.7%
Returns, $50k–$75k21.7%
Returns, $75k–$100k13.0%
Returns, $100k–$200k17.4%
Returns, $200k or more8.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$108,700
Owner-occupied85.9%
Vacant homes14.6%
Median year built1954

What the homes are

Detached house76.8%
Attached house0.3%
2 to 4 units14.6%
5 to 19 units6.3%
Mobile home1.9%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.7%
Bachelor's degree or higher17.9%
High school diploma or higher81.7%
Works from home5.8%
Drives to work alone70.4%
Takes public transport2%
Commutes 45 minutes or more8.6%
Health

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

Obesity34.1% 0.7 pts above the national average of 33.4%
Diagnosed diabetes13.1% 1.1 pts above the national average of 12%
Currently smokes15.1% 1.9 pts above the national average of 13.2%
High blood pressure39% 4.9 pts above the national average of 34.1%
Fair or poor general health17.2% 3.1 pts below the national average of 20.3%
No health insurance (18–64)7.6% 3.7 pts below the national average of 11.3%
Depression19.1% 2.8 pts below the national average of 21.9%
No leisure-time physical activity24.1% 1.3 pts below the national average of 25.4%
Arthritis31% 5.9 pts above the national average of 25.1%
Binge drinking16.8% 0.8 pts above the national average of 16%
Taking blood pressure medication79.8% 5.1 pts above the national average of 74.7%
Cancer (non-skin)11.6% 3.9 pts above the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease8.4% 2.2 pts above the national average of 6.2%
Routine check-up in past year79.2% 2.5 pts above the national average of 76.7%
Cholesterol screening89% 3.1 pts above the national average of 85.9%
Cognitive disability11.9% 2.9 pts below the national average of 14.8%
Colorectal screening69.9% 5.6 pts above the national average of 64.3%
COPD7.7% 1.1 pts above the national average of 6.6%
Visited a dentist73.3% 12 pts above the national average of 61.3%
Any disability29.9% 0.8 pts below the national average of 30.7%
Hearing disability9.7% 3 pts above the national average of 6.7%
High cholesterol38.5% 2.3 pts above the national average of 36.2%
Independent living disability7.2% 1.2 pts below the national average of 8.4%
Mammography use78.3% 2.4 pts above the national average of 75.9%
Poor mental health (14+ days)13.2% 3.6 pts below the national average of 16.8%
Mobility disability14.3% same as the national average of 14%
Poor physical health (14+ days)13.3% same as the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Sleeps under 7 hours31% 5.4 pts below the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost8.6% 4.4 pts below 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 establishments10
People employed17
Annual payroll$529,000
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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 82.9% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss88.9 out of 100
Community resilience65.4 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.

Winter weather98.8Very High at its worst in this ZIP code
Tornado97.5Very High at its worst in this ZIP code
Hail97.4Relatively High at its worst in this ZIP code
Ice storm95.7Very High at its worst in this ZIP code
Drought94.9Relatively High at its worst in this ZIP code
Strong wind92.7Relatively High at its worst in this ZIP code
Cold wave90.9Very High at its worst in this ZIP code
Wildfire90.8Relatively Moderate at its worst in this ZIP code
River flooding81.7Relatively High at its worst in this ZIP code
Landslide81.5Relatively Low at its worst in this ZIP code
Heat wave51.8Relatively Low at its worst in this ZIP code
Lightning29.8Relatively Low at its worst in this ZIP code
Earthquake24.5Very 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$88,839$72,421$78,538
Income per person$46,106$38,880$43,289
Poverty rate6.4%12%12.4%
Median home value$108,700$236,800$303,400
Median gross rent$912$1,348
Homeownership85.9%68.6%65%
Bachelor's degree or higher17.9%31.1%35%
Unemployment rate0.7%3%5.2%
Works from home5.8%9.3%13.5%
Born outside the US25.9%3.9%13.9%
Median age33.537.738.7
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 stationMADISON 2SE, SD US18.6 km away
Rain in a year26 in
Snow in a year37 in

Average high and low by month

January23.7°F / 5°F0.46 in rain, 5.6 in snow
February28.5°F / 9.5°F0.66 in rain, 8.4 in snow
March41.2°F / 21.5°F1.03 in rain, 5 in snow
April55.6°F / 33.4°F2.7 in rain, 4.2 in snow
May68.1°F / 45.9°F3.74 in rain, 0.1 in snow
June78.2°F / 56.6°F4.24 in rain
July83.3°F / 60.9°F3.33 in rain
August80.9°F / 58.4°F3.38 in rain
September73.1°F / 49.6°F3.21 in rain
October58.7°F / 35.7°F2.16 in rain, 0.8 in snow
November42.2°F / 22.6°F0.85 in rain, 4.9 in snow
December28.7°F / 11°F0.61 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 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 2 school districts, so the address decides which one, not the ZIP code.

Oldham-Ramona-Rutland 39-688.2% of this ZIP code's land area
Madison Central School District 39-211% 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 vulnerability9more vulnerable than 9% of US census tracts
Socioeconomic status11more vulnerable than 11% of US census tracts
Household characteristics49more vulnerable than 49% of US census tracts
Racial and ethnic minority status7more vulnerable than 7% of US census tracts
Housing type and transport9more vulnerable than 9% 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.

57051 Oldham, SD13.9 km away
57042 Madison, SD16.2 km away
57076 Winfred, SD17.3 km away
57050 Nunda, SD19.5 km away
57061 Sinai, SD20.5 km away
57057 Rutland, SD23.4 km away
57075 Wentworth, SD26.7 km away
57349 Howard, SD27.7 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.

Lake County99.1% of this ZIP code's land area
Miner County0.9% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area116.22 sq mi
Water area0.37 sq mi
Population density6 people per sq mi
Latitude, longitude44.1229, -97.2349

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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