Postal Codes

51571 ZIP Code

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ZIP code 51571 covers Silver City, Iowa, with a population of about 858 and a median household income of $92,778.

Population
85819 per square mile
Median age
38.3about the US average
Median household income
$92,7781.3× the Iowa median
Poverty rate
4.8%7.6 points below the US average
Typical home value
$309,387
Median rent
$945about the Iowa median
Degree or higher
30.1%4.9 points below the US average
Homeownership
84.4%19.4 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
8

Where 51571 is

Silver City, Iowa — 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

Population858
Median age38.3
Family households79.9%
Born outside the US1.7%
Speaks a language other than English at home0%
White (non-Hispanic)93.9%
Black (non-Hispanic)4.2%
Asian (non-Hispanic)1.7%
Hispanic or Latino0%
Veterans12.7%
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$92,778
Income per person$40,580
Poverty rate4.8%
Households on SNAP or cash assistance4.5%

Household income distribution

Under $10k2.9%
$10–15k2.9%
$15–20k0.8%
$20–25k2.0%
$25–30k0.8%
$30–35k0.4%
$35–40k4.5%
$40–45k1.2%
$45–50k2.9%
$50–60k4.5%
$60–75k13.1%
$75–100k21.3%
$100–125k5.3%
$125–150k9.0%
$150–200k12.7%
$200k or more15.6%

Income as declared to the IRS

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

Tax returns filed300
Mean adjusted gross income$110,913
Returns declaring $200,000 or more6.7%
Returns, under $25k20.0%
Returns, $25k–$50k20.0%
Returns, $50k–$75k13.3%
Returns, $75k–$100k13.3%
Returns, $100k–$200k26.7%
Returns, $200k or more6.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$225,000
Median gross rent$945
Rent as a share of household income9%
Owner-occupied84.4%
Vacant homes7.9%
Median year built1942

What the homes are

Detached house98.5%
2 to 4 units0.8%
Mobile home0.8%
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$309,387as of 2026-07
Typical home value, 1 yearup 9.5%
Typical home value since 2000
202220242026$309,387$264,908

$264,908 in 2022 to $309,387 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.8%
Bachelor's degree or higher30.1%
High school diploma or higher97.9%
Works from home9.9%
Drives to work alone72.9%
Takes public transport0%
Commutes 45 minutes or more15.3%
Health

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

Obesity37.1% 3.7 pts above the national average of 33.4%
Diagnosed diabetes10.5% 1.5 pts below the national average of 12%
Currently smokes12.1% 1.1 pts below the national average of 13.2%
High blood pressure35.3% 1.2 pts above the national average of 34.1%
Fair or poor general health14.1% 6.2 pts below the national average of 20.3%
No health insurance (18–64)4.3% 7 pts below the national average of 11.3%
Depression19.5% 2.4 pts below the national average of 21.9%
No leisure-time physical activity20.7% 4.7 pts below the national average of 25.4%
Arthritis28.7% 3.6 pts above the national average of 25.1%
Binge drinking20% 4 pts above the national average of 16%
Taking blood pressure medication80.5% 5.8 pts above the national average of 74.7%
Cancer (non-skin)10.6% 2.9 pts above the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease6.4% same as the national average of 6.2%
Routine check-up in past year79.9% 3.2 pts above the national average of 76.7%
Cholesterol screening89% 3.1 pts above the national average of 85.9%
Cognitive disability10.7% 4.1 pts below the national average of 14.8%
Colorectal screening72.8% 8.5 pts above the national average of 64.3%
COPD6.1% 0.5 pts below the national average of 6.6%
Visited a dentist73.9% 12.6 pts above the national average of 61.3%
Any disability25% 5.7 pts below the national average of 30.7%
Lacks emotional support20.6% 4.2 pts below the national average of 24.8%
Food insecurity7.2% 9.9 pts below the national average of 17.1%
Received food stamps5.6% 8.7 pts below the national average of 14.3%
Hearing disability7.4% 0.7 pts above the national average of 6.7%
High cholesterol38.4% 2.2 pts above the national average of 36.2%
Housing insecurity6.2% 7.6 pts below the national average of 13.8%
Independent living disability6% 2.4 pts below the national average of 8.4%
Lacks transport4.5% 4.7 pts below the national average of 9.2%
Loneliness29.4% 5 pts below the national average of 34.4%
Mammography use82.3% 6.4 pts above the national average of 75.9%
Poor mental health (14+ days)14.1% 2.7 pts below the national average of 16.8%
Mobility disability11.7% 2.3 pts below the national average of 14%
Poor physical health (14+ days)11.6% 1.9 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Utility shut-off threat4.4% 4.4 pts below the national average of 8.8%
Sleeps under 7 hours29% 7.4 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost8.6% 4.4 pts below the national average of 13%
Vision disability3.3% 2.3 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments8
People employed9
Annual payroll$489,000
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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 62.3% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 3 census tracts this ZIP code covers
Expected annual loss79.1 out of 100
Community resilience68.2 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.

Drought96.5Relatively Moderate at its worst in this ZIP code
Hail95.2Relatively High at its worst in this ZIP code
Landslide93.6Relatively Moderate at its worst in this ZIP code
Tornado90.9Relatively High at its worst in this ZIP code
Strong wind90.4Relatively High at its worst in this ZIP code
Wildfire83.3Relatively Moderate at its worst in this ZIP code
Ice storm78.8Relatively Moderate at its worst in this ZIP code
Winter weather77.4Relatively High at its worst in this ZIP code
Cold wave68.6Relatively Moderate at its worst in this ZIP code
Heat wave61.7Relatively Moderate at its worst in this ZIP code
River flooding58.8Relatively Moderate at its worst in this ZIP code
Lightning52.8Relatively Moderate at its worst in this ZIP code
Earthquake8.8Very Low at its worst in this ZIP code
Compared with Iowa 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 ZIPIowaUnited States
Median household income$92,778$73,147$78,538
Income per person$40,580$39,728$43,289
Poverty rate4.8%11%12.4%
Median home value$225,000$195,900$303,400
Median gross rent$945$949$1,348
Homeownership84.4%71.5%65%
Bachelor's degree or higher30.1%30.9%35%
Unemployment rate2.8%3.6%5.2%
Works from home9.9%10.4%13.5%
Born outside the US1.7%5.7%13.9%
Median age38.338.638.7
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 stationGLENWOOD 3SW, IA US16.8 km away
Rain in a year35 in
Snow in a year24 in

Average high and low by month

January33°F / 12.2°F0.66 in rain, 8.2 in snow
February38.2°F / 16.4°F1.03 in rain, 7 in snow
March51.5°F / 27.5°F2.03 in rain, 3.4 in snow
April63.9°F / 38°F3.73 in rain, 0.4 in snow
May74.2°F / 50.2°F5.19 in rain
June83.4°F / 61.2°F5.96 in rain
July86.9°F / 64.7°F4.31 in rain
August85.1°F / 62.1°F3.81 in rain
September79.4°F / 52.7°F3.32 in rain
October66.6°F / 39.9°F2.3 in rain
November50.6°F / 27.7°F1.3 in rain, 1.3 in snow
December37.6°F / 17.5°F1.16 in rain, 3.4 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 4 school districts, so the address decides which one, not the ZIP code.

Treynor Community School District38.9% of this ZIP code's land area
Glenwood Community School District35.5% of this ZIP code's land area
East Mills Community School District20.6% of this ZIP code's land area
Riverside Community School District5% 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 vulnerability10more vulnerable than 10% of US census tracts
Socioeconomic status9more vulnerable than 9% of US census tracts
Household characteristics23more vulnerable than 23% of US census tracts
Racial and ethnic minority status7more vulnerable than 7% of US census tracts
Housing type and transport21more vulnerable than 21% 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.

51554 Mineola, IA6.9 km away
51534 Glenwood, IA11.9 km away
51551 Malvern, IA12.3 km away
51575 Treynor, IA13.2 km away
51541 Henderson, IA14.2 km away
51540 Hastings, IA15.3 km away
51561 Pacific Junction, IA17.7 km away
51549 Macedonia, IA18.6 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.

Mills County66.1% of this ZIP code's land area
Pottawattamie County33.9% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area46.01 sq mi
Water area0.03 sq mi
Population density19 people per sq mi
Latitude, longitude41.1130, -95.6269

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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