Postal Codes

57003 ZIP Code

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ZIP code 57003 covers Baltic, South Dakota, with a population of about 2,225 and a median household income of $108,875.

Population
2,22544 per square mile
Median age
33.84.9 points below the US average
Median household income
$108,8751.5× the South Dakota median
Poverty rate
0.7%11.7 points below the US average
Typical home value
$367,693up 30.6% in five years
Median rent
$1,1341.2× the South Dakota median
Degree or higher
24.6%10.4 points below the US average
Homeownership
87%22 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
44

Where 57003 is

Baltic, 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

Population2,225
Median age33.8
Family households86.2%
Born outside the US0.4%
Speaks a language other than English at home1.2%
White (non-Hispanic)93.9%
Black (non-Hispanic)0.7%
Asian (non-Hispanic)0%
Hispanic or Latino0.9%
Veterans6.5%
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$108,875
Income per person$38,323
Poverty rate0.7%
Households on SNAP or cash assistance4%

Household income distribution

Under $10k0.7%
$10–15k0.4%
$15–20k0.0%
$20–25k0.0%
$25–30k2.7%
$30–35k0.8%
$35–40k0.0%
$40–45k5.3%
$45–50k3.2%
$50–60k7.4%
$60–75k7.8%
$75–100k13.4%
$100–125k23.2%
$125–150k14.4%
$150–200k12.3%
$200k or more8.4%

Income as declared to the IRS

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

Tax returns filed1,110
Mean adjusted gross income$106,448
Returns declaring $200,000 or more6.3%
Returns, under $25k19.8%
Returns, $25k–$50k18.9%
Returns, $50k–$75k16.2%
Returns, $75k–$100k12.6%
Returns, $100k–$200k26.1%
Returns, $200k or more6.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$261,500
Median gross rent$1,134
Rent as a share of household income21.9%
Owner-occupied87%
Vacant homes5.4%
Median year built1997

What the homes are

Detached house86%
Attached house1.3%
2 to 4 units1.6%
5 to 19 units1.7%
Mobile home9.5%
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$367,693as of 2026-07
Typical home value, 1 yearup 4.6%
Typical home value, 5 yearsup 30.6%
Typical home value, 10 yearsup 106%
Typical home value since 2000
200720162026$367,693$149,006

$149,006 in 2007 to $367,693 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher24.6%
High school diploma or higher96.8%
Works from home7.5%
Drives to work alone85.2%
Takes public transport0%
Commutes 45 minutes or more7.5%
Health

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

Obesity37.7% 4.3 pts above the national average of 33.4%
Diagnosed diabetes10.1% 1.9 pts below the national average of 12%
Currently smokes15.1% 1.9 pts above the national average of 13.2%
High blood pressure31.2% 2.9 pts below the national average of 34.1%
Fair or poor general health14.9% 5.4 pts below the national average of 20.3%
No health insurance (18–64)7.5% 3.8 pts below the national average of 11.3%
Depression23.3% 1.4 pts above the national average of 21.9%
No leisure-time physical activity22.4% 3 pts below the national average of 25.4%
Arthritis23.4% 1.7 pts below the national average of 25.1%
Binge drinking20.9% 4.9 pts above the national average of 16%
Taking blood pressure medication72.5% 2.2 pts below the national average of 74.7%
Cancer (non-skin)8.1% same as the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease5.3% 0.9 pts below the national average of 6.2%
Routine check-up in past year76.4% same as the national average of 76.7%
Cholesterol screening86% same as the national average of 85.9%
Cognitive disability12.9% 1.9 pts below the national average of 14.8%
Colorectal screening66.1% 1.8 pts above the national average of 64.3%
COPD5.6% 1 pts below the national average of 6.6%
Visited a dentist68.8% 7.5 pts above the national average of 61.3%
Any disability26.3% 4.4 pts below the national average of 30.7%
Hearing disability6.4% same as the national average of 6.7%
High cholesterol33.6% 2.6 pts below the national average of 36.2%
Independent living disability6.6% 1.8 pts below the national average of 8.4%
Mammography use79.4% 3.5 pts above the national average of 75.9%
Poor mental health (14+ days)16% 0.8 pts below the national average of 16.8%
Mobility disability10.4% 3.6 pts below the national average of 14%
Poor physical health (14+ days)11% 2.5 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Sleeps under 7 hours29.5% 6.9 pts below the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost9.1% 3.9 pts below the national average of 13%
Vision disability3.5% 2.1 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments44
People employed243
Annual payroll$13,280,000
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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 63.2% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 2 census tracts this ZIP code covers
Expected annual loss83.4 out of 100
Community resilience79.8 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.

Drought96.2Relatively Moderate at its worst in this ZIP code
Tornado94.4Very High at its worst in this ZIP code
Ice storm94.2Relatively High at its worst in this ZIP code
Hail91.8Relatively High at its worst in this ZIP code
Winter weather91.1Relatively High at its worst in this ZIP code
Cold wave83.9Relatively High at its worst in this ZIP code
Landslide83.5Relatively Low at its worst in this ZIP code
Wildfire79Relatively Low at its worst in this ZIP code
Strong wind72.1Relatively Moderate at its worst in this ZIP code
River flooding54.9Relatively Moderate at its worst in this ZIP code
Heat wave50.6Relatively Moderate at its worst in this ZIP code
Lightning27Relatively Low at its worst in this ZIP code
Earthquake10.5Very 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$108,875$72,421$78,538
Income per person$38,323$38,880$43,289
Poverty rate0.7%12%12.4%
Median home value$261,500$236,800$303,400
Median gross rent$1,134$912$1,348
Homeownership87%68.6%65%
Bachelor's degree or higher24.6%31.1%35%
Unemployment rate1.8%3%5.2%
Works from home7.5%9.3%13.5%
Born outside the US0.4%3.9%13.9%
Median age33.837.738.7
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 stationSIOUX FALLS 14 NNE, SD US10.8 km away
Rain in a year30 in

Average high and low by month

January24.2°F / 6.4°F0.71 in rain
February29°F / 10.7°F0.89 in rain
March41.9°F / 22.8°F1.8 in rain
April56.6°F / 34.1°F3.26 in rain
May69.3°F / 46.7°F3.79 in rain
June78.8°F / 57.5°F4.99 in rain
July82.7°F / 60.6°F3.44 in rain
August79.6°F / 58.7°F3.23 in rain
September73.2°F / 49.2°F3.08 in rain
October59°F / 36.6°F2.3 in rain
November42.4°F / 23°F1.27 in rain
December29°F / 11.8°F0.86 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 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 4 school districts, so the address decides which one, not the ZIP code.

Baltic School District 49-163.2% of this ZIP code's land area
Tri-Valley School District 49-625.6% of this ZIP code's land area
Dell Rapids School District 49-38.9% of this ZIP code's land area
Garretson School District 49-42.2% 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 vulnerability22more vulnerable than 22% of US census tracts
Socioeconomic status16more vulnerable than 16% of US census tracts
Household characteristics41more vulnerable than 41% of US census tracts
Racial and ethnic minority status8more vulnerable than 8% of US census tracts
Housing type and transport44more vulnerable than 44% 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.

57109 Sioux Falls, SD6.9 km away
57117 Sioux Falls, SD6.9 km away
57118 Sioux Falls, SD6.9 km away
57193 Sioux Falls, SD6.9 km away
57197 Sioux Falls, SD6.9 km away
57198 Sioux Falls, SD6.9 km away
57020 Crooks, SD8.9 km away
57041 Lyons, SD9.2 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.

Minnehaha County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area50.99 sq mi
Water area0.23 sq mi
Population density44 people per sq mi
Latitude, longitude43.7309, -96.7563

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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