Postal Codes

50703 ZIP Code

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ZIP code 50703 covers Waterloo, Iowa, with a population of about 18,397 and a median household income of $49,412.

Population
18,397197 per square mile
Median age
37.31.4 points below the US average
Median household income
$49,41232% below the Iowa median
Poverty rate
18.9%6.5 points above the US average
Typical home value
$96,645up 18.8% in five years
Median rent
$926about the Iowa median
Degree or higher
12.6%22.4 points below the US average
Homeownership
57.7%7.3 points below the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
435

Where 50703 is

Waterloo, 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

Population18,397
Median age37.3
Family households54.8%
Born outside the US6.6%
Speaks a language other than English at home10.9%
White (non-Hispanic)55.2%
Black (non-Hispanic)26.1%
Asian (non-Hispanic)2%
Hispanic or Latino10.4%
Veterans6.1%
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$49,412
Income per person$26,243
Poverty rate18.9%
Households on SNAP or cash assistance25%

Household income distribution

Under $10k5.8%
$10–15k8.7%
$15–20k6.0%
$20–25k7.3%
$25–30k4.5%
$30–35k6.4%
$35–40k5.5%
$40–45k3.7%
$45–50k2.6%
$50–60k11.7%
$60–75k9.1%
$75–100k12.7%
$100–125k6.4%
$125–150k4.6%
$150–200k3.4%
$200k or more1.8%

Income as declared to the IRS

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

Tax returns filed7,510
Mean adjusted gross income$46,305
Returns declaring $200,000 or more1.1%
Returns, under $25k36.6%
Returns, $25k–$50k32.0%
Returns, $50k–$75k15.8%
Returns, $75k–$100k7.3%
Returns, $100k–$200k7.2%
Returns, $200k or more1.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$92,500
Median gross rent$926
Rent as a share of household income31.5%
Owner-occupied57.7%
Vacant homes13.8%
Median year built1951

What the homes are

Detached house80.7%
Attached house1.9%
2 to 4 units5.5%
5 to 19 units4.1%
20 or more units5.2%
Mobile home2.7%
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$96,645as of 2026-07
Typical home value, 1 yeardown 2.3%
Typical home value, 5 yearsup 18.8%
Typical home value, 10 yearsup 45.3%
Typical asking rent$898as of 2026-07
Typical asking rent, 1 yearup 4.2%
Typical home value since 2000
200720162026$98,935$64,551

$72,542 in 2007 to $96,645 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate11.7%
Bachelor's degree or higher12.6%
High school diploma or higher86.5%
Works from home6.3%
Drives to work alone76.1%
Takes public transport0.3%
Commutes 45 minutes or more5.7%
Health

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

Obesity48.9% 15.5 pts above the national average of 33.4%
Diagnosed diabetes17% 5 pts above the national average of 12%
Currently smokes22.5% 9.3 pts above the national average of 13.2%
High blood pressure42% 7.9 pts above the national average of 34.1%
Fair or poor general health27.7% 7.4 pts above the national average of 20.3%
No health insurance (18–64)11.3% same as the national average of 11.3%
Depression20.6% 1.3 pts below the national average of 21.9%
No leisure-time physical activity33% 7.6 pts above the national average of 25.4%
Arthritis30.6% 5.5 pts above the national average of 25.1%
Binge drinking17.6% 1.6 pts above the national average of 16%
Taking blood pressure medication78.7% 4 pts above the national average of 74.7%
Cancer (non-skin)7.1% 0.6 pts below the national average of 7.7%
Current asthma11.6% 1.2 pts above the national average of 10.4%
Coronary heart disease8% 1.8 pts above the national average of 6.2%
Routine check-up in past year80% 3.3 pts above the national average of 76.7%
Cholesterol screening82.5% 3.4 pts below the national average of 85.9%
Cognitive disability17.7% 2.9 pts above the national average of 14.8%
Colorectal screening68.4% 4.1 pts above the national average of 64.3%
COPD9.7% 3.1 pts above the national average of 6.6%
Visited a dentist55.9% 5.4 pts below the national average of 61.3%
Any disability36.3% 5.6 pts above the national average of 30.7%
Lacks emotional support28.5% 3.7 pts above the national average of 24.8%
Food insecurity25.2% 8.1 pts above the national average of 17.1%
Received food stamps26.3% 12 pts above the national average of 14.3%
Hearing disability7.8% 1.1 pts above the national average of 6.7%
High cholesterol38.9% 2.7 pts above the national average of 36.2%
Housing insecurity17.4% 3.6 pts above the national average of 13.8%
Independent living disability11.3% 2.9 pts above the national average of 8.4%
Lacks transport13.2% 4 pts above the national average of 9.2%
Loneliness34.2% same as the national average of 34.4%
Mammography use77.2% 1.3 pts above the national average of 75.9%
Poor mental health (14+ days)18.6% 1.8 pts above the national average of 16.8%
Mobility disability19% 5 pts above the national average of 14%
Poor physical health (14+ days)15.7% 2.2 pts above the national average of 13.5%
Self-care disability6% 2 pts above the national average of 4%
Utility shut-off threat13.7% 4.9 pts above the national average of 8.8%
Sleeps under 7 hours40.5% 4.1 pts above the national average of 36.4%
Stroke4.8% 1.4 pts above the national average of 3.4%
All natural teeth lost18.1% 5.1 pts above the national average of 13%
Vision disability7.6% 2 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments435
People employed13,674
Annual payroll$986,647,000
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 49.3% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 12 census tracts this ZIP code covers
Expected annual loss67.2 out of 100
Community resilience91.5 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.

Drought95Relatively High at its worst in this ZIP code
Strong wind85.6Relatively High at its worst in this ZIP code
Winter weather84.8Relatively High at its worst in this ZIP code
Hail79.8Relatively Moderate at its worst in this ZIP code
Tornado75Relatively High at its worst in this ZIP code
Landslide68.7Very Low at its worst in this ZIP code
Wildfire62.1Relatively Low at its worst in this ZIP code
Cold wave60.5Relatively Moderate at its worst in this ZIP code
River flooding51.4Relatively Moderate at its worst in this ZIP code
Ice storm47.5Relatively Low at its worst in this ZIP code
Lightning34.1Relatively Low at its worst in this ZIP code
Hurricane25.3Very Low at its worst in this ZIP code
Earthquake13.5Very Low at its worst in this ZIP code
Heat wave7.9Very 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$49,412$73,147$78,538
Income per person$26,243$39,728$43,289
Poverty rate18.9%11%12.4%
Median home value$92,500$195,900$303,400
Median gross rent$926$949$1,348
Homeownership57.7%71.5%65%
Bachelor's degree or higher12.6%30.9%35%
Unemployment rate11.7%3.6%5.2%
Works from home6.3%10.4%13.5%
Born outside the US6.6%5.7%13.9%
Median age37.338.638.7
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 stationWATERLOO MUNI AP, IA US7.5 km away
Rain in a year36 in
Snow in a year39 in

Average high and low by month

January28.2°F / 10.7°F1.1 in rain, 10.1 in snow
February32.6°F / 15.2°F1.14 in rain, 9.3 in snow
March46.5°F / 26.9°F1.98 in rain, 4.6 in snow
April60.9°F / 37.9°F4.04 in rain, 1.7 in snow
May72.8°F / 50.2°F4.61 in rain, 0.1 in snow
June82.2°F / 60.8°F5.72 in rain
July85°F / 64°F4.34 in rain
August82.9°F / 61°F4.17 in rain
September76.8°F / 52.4°F3.14 in rain
October63°F / 40.2°F2.76 in rain, 0.3 in snow
November47.1°F / 27.7°F1.85 in rain, 3.1 in snow
December33.7°F / 17°F1.44 in rain, 9.9 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 supermarket11% of this ZIP code's area
Far from a supermarket11% of this ZIP code's area
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.

Waterloo Community School District41.4% of this ZIP code's land area
Dunkerton Community School District31% of this ZIP code's land area
Denver Community School District18.8% of this ZIP code's land area
Jesup Community School District8.8% 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 vulnerability27more vulnerable than 27% of US census tracts
Socioeconomic status30more vulnerable than 30% of US census tracts
Household characteristics44more vulnerable than 44% of US census tracts
Racial and ethnic minority status14more vulnerable than 14% of US census tracts
Housing type and transport30more vulnerable than 30% 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.

50702 Waterloo, IA4.7 km away
50614 Cedar Falls, IA5.2 km away
50704 Waterloo, IA5.2 km away
50701 Waterloo, IA5.2 km away
50707 Evansdale, IA5.8 km away
50623 Dewar, IA8.8 km away
50613 Cedar Falls, IA10.1 km away
50667 Raymond, IA10.5 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.

Black Hawk County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area93.23 sq mi
Water area0.97 sq mi
Population density197 people per sq mi
Latitude, longitude42.5149, -92.3269

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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