Postal Codes

52146 ZIP Code

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ZIP code 52146 covers Harpers Ferry, Iowa, with a population of about 815 and a median household income of $59,055.

Population
81510 per square mile
Median age
62.123.4 points above the US average
Median household income
$59,05519% below the Iowa median
Poverty rate
3.3%9.1 points below the US average
Typical home value
$306,197up 43.3% in five years
Median rent
$58638% below the Iowa median
Degree or higher
21.8%13.2 points below the US average
Homeownership
95.9%30.9 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
12

Where 52146 is

Harpers Ferry, 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

Population815
Median age62.1
Family households60.9%
Born outside the US0%
Speaks a language other than English at home0%
White (non-Hispanic)99.4%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0.2%
Veterans15.3%
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$59,055
Income per person$36,983
Poverty rate3.3%
Households on SNAP or cash assistance2.8%

Household income distribution

Under $10k2.3%
$10–15k0.7%
$15–20k1.6%
$20–25k9.4%
$25–30k1.1%
$30–35k2.5%
$35–40k8.0%
$40–45k5.1%
$45–50k6.7%
$50–60k16.1%
$60–75k15.2%
$75–100k9.7%
$100–125k8.0%
$125–150k8.0%
$150–200k3.4%
$200k or more2.1%

Income as declared to the IRS

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

Tax returns filed450
Mean adjusted gross income$76,484
Returns declaring $200,000 or more4.4%
Returns, under $25k22.2%
Returns, $25k–$50k22.2%
Returns, $50k–$75k20.0%
Returns, $75k–$100k11.1%
Returns, $100k–$200k20.0%
Returns, $200k or more4.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$214,600
Median gross rent$586
Owner-occupied95.9%
Vacant homes65.3%
Median year built1991

What the homes are

Detached house53.9%
Attached house0.7%
2 to 4 units0.2%
5 to 19 units2.6%
Mobile home42.6%
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$306,197as of 2026-07
Typical home value, 1 yearup 9.2%
Typical home value, 5 yearsup 43.3%
Typical home value, 10 yearsup 86.3%
Typical home value since 2000
200920172026$306,197$105,033

$105,604 in 2009 to $306,197 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate10.5%
Bachelor's degree or higher21.8%
High school diploma or higher94.7%
Works from home13.3%
Drives to work alone74.6%
Takes public transport0%
Commutes 45 minutes or more7%
Health

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

Obesity41.3% 7.9 pts above the national average of 33.4%
Diagnosed diabetes15% 3 pts above the national average of 12%
Currently smokes15.2% 2 pts above the national average of 13.2%
High blood pressure45.7% 11.6 pts above the national average of 34.1%
Fair or poor general health20% same as the national average of 20.3%
No health insurance (18–64)5.8% 5.5 pts below the national average of 11.3%
Depression18.5% 3.4 pts below the national average of 21.9%
No leisure-time physical activity27.4% 2 pts above the national average of 25.4%
Arthritis37.3% 12.2 pts above the national average of 25.1%
Binge drinking15.6% same as the national average of 16%
Taking blood pressure medication85.3% 10.6 pts above the national average of 74.7%
Cancer (non-skin)13.4% 5.7 pts above the national average of 7.7%
Current asthma9.6% 0.8 pts below the national average of 10.4%
Coronary heart disease10.1% 3.9 pts above the national average of 6.2%
Routine check-up in past year82% 5.3 pts above the national average of 76.7%
Cholesterol screening90.5% 4.6 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening73% 8.7 pts above the national average of 64.3%
COPD9.7% 3.1 pts above the national average of 6.6%
Visited a dentist69.1% 7.8 pts above the national average of 61.3%
Any disability31% same as the national average of 30.7%
Lacks emotional support22.2% 2.6 pts below the national average of 24.8%
Food insecurity9.2% 7.9 pts below the national average of 17.1%
Received food stamps7.7% 6.6 pts below the national average of 14.3%
Hearing disability10.8% 4.1 pts above the national average of 6.7%
High cholesterol43.6% 7.4 pts above the national average of 36.2%
Housing insecurity6.6% 7.2 pts below the national average of 13.8%
Independent living disability7.6% 0.8 pts below the national average of 8.4%
Lacks transport5% 4.2 pts below the national average of 9.2%
Loneliness28% 6.4 pts below the national average of 34.4%
Mammography use79.3% 3.4 pts above the national average of 75.9%
Poor mental health (14+ days)13.7% 3.1 pts below the national average of 16.8%
Mobility disability17.3% 3.3 pts above the national average of 14%
Poor physical health (14+ days)15% 1.5 pts above the national average of 13.5%
Self-care disability4% same as the national average of 4%
Utility shut-off threat4.6% 4.2 pts below the national average of 8.8%
Sleeps under 7 hours32.3% 4.1 pts below the national average of 36.4%
Stroke4.8% 1.4 pts above the national average of 3.4%
All natural teeth lost8.6% 4.4 pts below the national average of 13%
Vision disability4.7% 0.9 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments12
People employed33
Annual payroll$773,000
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 83.7% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss80.4 out of 100
Community resilience31 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.

Landslide98.6Relatively Moderate at its worst in this ZIP code
Hail95.4Relatively High at its worst in this ZIP code
River flooding94.4Relatively High at its worst in this ZIP code
Drought90.5Relatively Low at its worst in this ZIP code
Strong wind88.4Relatively High at its worst in this ZIP code
Cold wave87.9Relatively High at its worst in this ZIP code
Tornado81.7Relatively High at its worst in this ZIP code
Wildfire71.4Relatively Low at its worst in this ZIP code
Winter weather53.4Relatively Moderate at its worst in this ZIP code
Heat wave51.6Relatively Moderate at its worst in this ZIP code
Lightning47.1Relatively Low at its worst in this ZIP code
Ice storm41.2Relatively Low at its worst in this ZIP code
Hurricane30Very Low at its worst in this ZIP code
Earthquake6.8Very 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$59,055$73,147$78,538
Income per person$36,983$39,728$43,289
Poverty rate3.3%11%12.4%
Median home value$214,600$195,900$303,400
Median gross rent$586$949$1,348
Homeownership95.9%71.5%65%
Bachelor's degree or higher21.8%30.9%35%
Unemployment rate10.5%3.6%5.2%
Works from home13.3%10.4%13.5%
Born outside the US0%5.7%13.9%
Median age62.138.638.7
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 stationLYNXVILLE DAM 9, WI US10.8 km away
Rain in a year37 in
Snow in a year36 in

Average high and low by month

January26.6°F / 9.6°F1.29 in rain, 9.9 in snow
February31.4°F / 13.1°F1.18 in rain, 10 in snow
March44°F / 25.3°F2.03 in rain, 4.6 in snow
April58.3°F / 37.3°F3.75 in rain, 0.6 in snow
May70.1°F / 48.7°F4.68 in rain
June79.1°F / 58.7°F5.5 in rain
July82.5°F / 63.1°F4.47 in rain
August80.1°F / 61.3°F3.82 in rain
September73.3°F / 53.3°F3.79 in rain
October59.9°F / 41.1°F2.53 in rain, 0.1 in snow
November44.4°F / 28.6°F2.02 in rain, 1.7 in snow
December31.6°F / 17°F1.45 in rain, 8.6 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 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.

Allamakee Community School District83.7% of this ZIP code's land area
Eastern Allamakee Community School District16.3% 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 vulnerability13more vulnerable than 13% of US census tracts
Socioeconomic status26more vulnerable than 26% of US census tracts
Household characteristics11more vulnerable than 11% of US census tracts
Racial and ethnic minority status0more vulnerable than 0% of US census tracts
Housing type and transport27more vulnerable than 27% 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.

52170 Waterville, IA7.7 km away
52158 Marquette, IA15 km away
54640 Lynxville, WI15.7 km away
53821 Prairie Du Chien, WI16.3 km away
52157 Mc Gregor, IA16.4 km away
54626 Eastman, WI16.4 km away
52159 Monona, IA20.7 km away
52151 Lansing, IA22.2 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.

Allamakee County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area80.98 sq mi
Water area9.46 sq mi
Population density10 people per sq mi
Latitude, longitude43.1698, -91.2188

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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