Postal Codes

51020 ZIP Code

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ZIP code 51020 covers Galva, Iowa, with a population of about 615 and a median household income of $75,938.

Population
61511 per square mile
Median age
32.56.2 points below the US average
Median household income
$75,938about the Iowa median
Poverty rate
19.8%7.4 points above the US average
Typical home value
$207,790
Median rent
$63134% below the Iowa median
Degree or higher
11.2%23.8 points below the US average
Homeownership
67.1%2.1 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
16

Where 51020 is

Galva, 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

Population615
Median age32.5
Family households62.1%
Born outside the US2.6%
Speaks a language other than English at home6.6%
White (non-Hispanic)90.7%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino5.5%
Veterans3.8%
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$75,938
Income per person$30,802
Poverty rate19.8%
Households on SNAP or cash assistance9.6%

Household income distribution

Under $10k19.2%
$10–15k1.8%
$15–20k0.9%
$20–25k4.6%
$25–30k0.5%
$30–35k3.2%
$35–40k2.3%
$40–45k2.7%
$45–50k1.4%
$50–60k4.6%
$60–75k8.2%
$75–100k16.4%
$100–125k13.2%
$125–150k5.5%
$150–200k4.6%
$200k or more11.0%

Income as declared to the IRS

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

Tax returns filed260
Mean adjusted gross income$85,173
Returns declaring $200,000 or more0%
Returns, under $25k19.2%
Returns, $25k–$50k23.1%
Returns, $50k–$75k15.4%
Returns, $75k–$100k11.5%
Returns, $100k–$200k30.8%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median gross rent$631
Rent as a share of household income17.5%
Owner-occupied67.1%
Vacant homes14.1%
Median year built1961

What the homes are

Detached house83.9%
Attached house8.6%
2 to 4 units0.8%
5 to 19 units4.7%
Mobile home2%
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$207,790as of 2026-07
Typical home value, 1 yearup 4.9%
Typical home value since 2000
202220242026$207,790$192,454

$198,995 in 2022 to $207,790 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.1%
Bachelor's degree or higher11.2%
High school diploma or higher94.3%
Works from home8.8%
Drives to work alone80.4%
Takes public transport0%
Commutes 45 minutes or more18.3%
Health

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

Obesity41.6% 8.2 pts above the national average of 33.4%
Diagnosed diabetes11.7% same as the national average of 12%
Currently smokes16.6% 3.4 pts above the national average of 13.2%
High blood pressure35.1% 1 pts above the national average of 34.1%
Fair or poor general health19.1% 1.2 pts below the national average of 20.3%
No health insurance (18–64)7.9% 3.4 pts below the national average of 11.3%
Depression20.4% 1.5 pts below the national average of 21.9%
No leisure-time physical activity27% 1.6 pts above the national average of 25.4%
Arthritis27.3% 2.2 pts above the national average of 25.1%
Binge drinking20.7% 4.7 pts above the national average of 16%
Taking blood pressure medication78.2% 3.5 pts above the national average of 74.7%
Cancer (non-skin)8.8% 1.1 pts above the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease7.1% 0.9 pts above the national average of 6.2%
Routine check-up in past year76.4% same as the national average of 76.7%
Cholesterol screening84.3% 1.6 pts below the national average of 85.9%
Cognitive disability14.2% 0.6 pts below the national average of 14.8%
Colorectal screening67.3% 3 pts above the national average of 64.3%
COPD7.6% 1 pts above the national average of 6.6%
Visited a dentist65.3% 4 pts above the national average of 61.3%
Any disability28.9% 1.8 pts below the national average of 30.7%
Lacks emotional support24.1% 0.7 pts below the national average of 24.8%
Food insecurity12.9% 4.2 pts below the national average of 17.1%
Received food stamps11% 3.3 pts below the national average of 14.3%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol36.2% same as the national average of 36.2%
Housing insecurity10% 3.8 pts below the national average of 13.8%
Independent living disability7.8% 0.6 pts below the national average of 8.4%
Lacks transport7.1% 2.1 pts below the national average of 9.2%
Loneliness32.1% 2.3 pts below the national average of 34.4%
Mammography use75.5% same as the national average of 75.9%
Poor mental health (14+ days)16.5% same as the national average of 16.8%
Mobility disability13.5% 0.5 pts below the national average of 14%
Poor physical health (14+ days)13.5% same as the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Utility shut-off threat6.8% 2 pts below the national average of 8.8%
Sleeps under 7 hours33.7% 2.7 pts below the national average of 36.4%
Stroke3.5% same as the national average of 3.4%
All natural teeth lost15% 2 pts above the national average of 13%
Vision disability4.6% 1 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments16
People employed182
Annual payroll$9,897,000
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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 81.3% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 5 census tracts this ZIP code covers
Expected annual loss81.6 out of 100
Community resilience85.9 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.

Hail98.7Very High at its worst in this ZIP code
Drought98.3Relatively High at its worst in this ZIP code
Tornado96Very High at its worst in this ZIP code
Strong wind94.3Relatively High at its worst in this ZIP code
Winter weather88.2Very High at its worst in this ZIP code
Cold wave86.1Relatively High at its worst in this ZIP code
Ice storm83.7Relatively High at its worst in this ZIP code
Landslide79.9Relatively Low at its worst in this ZIP code
Lightning78.3Relatively High at its worst in this ZIP code
Wildfire72.7Relatively Low at its worst in this ZIP code
River flooding63.3Relatively Moderate at its worst in this ZIP code
Heat wave40.9Relatively Low at its worst in this ZIP code
Earthquake10.7Very 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$75,938$73,147$78,538
Income per person$30,802$39,728$43,289
Poverty rate19.8%11%12.4%
Median home value$195,900$303,400
Median gross rent$631$949$1,348
Homeownership67.1%71.5%65%
Bachelor's degree or higher11.2%30.9%35%
Unemployment rate2.1%3.6%5.2%
Works from home8.8%10.4%13.5%
Born outside the US2.6%5.7%13.9%
Median age32.538.638.7
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 stationHOLSTEIN, IA US10 km away
Rain in a year33 in
Snow in a year35 in

Average high and low by month

January25.7°F / 8.6°F0.93 in rain, 6.9 in snow
February30.9°F / 12.8°F1.08 in rain, 8.9 in snow
March44.8°F / 24.5°F1.99 in rain, 5.3 in snow
April58.7°F / 35.8°F3.42 in rain, 2.1 in snow
May69.8°F / 48.8°F4.5 in rain, 0.2 in snow
June79.4°F / 59.4°F5.14 in rain
July81.4°F / 63.1°F3.79 in rain
August79.3°F / 61.2°F4.24 in rain
September73.3°F / 52°F3.08 in rain
October60.3°F / 39.2°F2.36 in rain, 0.3 in snow
November44.2°F / 25.3°F1.45 in rain, 3.5 in snow
December30.8°F / 13.8°F1.18 in rain, 8.1 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.

Galva-Holstein Community School District97.6% of this ZIP code's land area
Alta-Aurelia Community School District1.8% 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 vulnerability38more vulnerable than 38% of US census tracts
Socioeconomic status31more vulnerable than 31% of US census tracts
Household characteristics51more vulnerable than 51% of US census tracts
Racial and ethnic minority status15more vulnerable than 15% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability4.8 out of 20Least walkable
Nearby ZIP codes

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

51025 Holstein, IA11.2 km away
51053 Schaller, IA11.9 km away
51445 Ida Grove, IA19.2 km away
51431 Arthur, IA20 km away
51005 Aurelia, IA20.1 km away
51002 Alta, IA20.9 km away
51018 Cushing, IA21 km away
51049 Quimby, IA21.9 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.

Ida County71.5% of this ZIP code's land area
Sac County12.9% of this ZIP code's land area
Cherokee County12% of this ZIP code's land area
Buena Vista County3.6% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area56.95 sq mi
Water area0.01 sq mi
Population density11 people per sq mi
Latitude, longitude42.5105, -95.4298

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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