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Marshalltown, IA
City in Marshall County, Iowa. ZIP codes: 50158.
Population
27,626
Land area
19.2sq mi
People per sq mi
1,439
ZIP codes
1
Marshalltown and its ZIP codes
Marshalltown at a glance
- Marshalltown is about 25 times as dense as Iowa as a whole.
- By population, it ranks 17th among 1,017 cities and towns in Iowa.
- The median household income is $69,068, 8% below the Iowa median of $75,059.
- A typical owner-occupied home is valued at $127,700 (39% below Iowa) and median rent is $891 a month.
Local data for Marshalltown, IA
Counts from official public data
- Hospitals1
- Emergency Rooms1
- Nursing Homes4
- Schools10
- Colleges1
- Libraries1
- Banks12
- Post Offices1
- Parks13
- Grocery Stores16
- Restaurants76
- Affordable Housing5
- Hospice Care1
- Dialysis Centers1
- Community Health Centers1
- Mental Health & Addiction Treatment3
- Community Colleges & Trade Schools1
- Toxic Release Facilities3
- Historic Places6
Housing and community stats
Marshalltown, IA, American Community Survey 2020-2024
Median household income
$69,068
Poverty rate
14.3%
Median home value
$127,700
Median rent
$891/mo
Homeownership
68.8%
Bachelor's or higher
20.9%
Median age
35.7
Average commute
17.2 min
Largest reported origins and ancestries: Mexican Americans (8,202), German Americans (4,668), Irish Americans (2,273).
Economy and federal money
Jobs, pay, income and spending are for Marshall County. PPP loans are for Marshalltown.
Unemployment rate
4.7%
Sep 2026, -0.1 pts in a year
Average annual pay
$58,469
15,942 jobs, 2025
Income per person
$51,945
BEA, 2024
Federal spending
$273M
FY 2026, $6,819 per person
PPP loans
$43.2M
754 loans, 5,292 jobs reported
How people get to work
Marshalltown, IA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone75.9%
- Carpooled15.1%
- Public transit0.0%
- Walked2.6%
- Bicycle0.2%
- Taxi, ride-hailing, motorcycle or other0.5%
- Worked from home5.7%
Average one-way commute: 17.2 minutes for people who do not work from home.
Environment and hazard risk
Marshalltown, IA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
668
Countywide, mostly thunderstorm wind
Flood insurance policies
27
0.1% of homes, county
July high / Jan low
84° / 9°F
37.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone6 historic places
Health statistics
Share of adults in Marshalltown, IA, CDC PLACES estimates
Obesity
44.6%
U.S. 33.3% +11.3 pts
Diabetes
13.4%
U.S. 12.1% +1.3 pts
Smoking
16.0%
U.S. 12.8% +3.2 pts
Uninsured (18-64)
13.6%
U.S. 11.1% +2.5 pts
ZIP codes in Marshalltown
1 in or overlapping Marshalltown. Population shown
Cities near Marshalltown
| Name | Distance | Land area (sq mi) |
|---|---|---|
| HaverhillCity | 6.3 mi | 0.1 |
| AlbionCity | 6.5 mi | 0.6 |
| FergusonCity | 7.1 mi | 0.3 |
| Green MountainCensus-designated place | 7.2 mi | 0.7 |
| Le GrandCity | 7.9 mi | 1 |
| LaurelCity | 10 mi | 0.2 |
| MelbourneCity | 11 mi | 0.5 |
| MontourCity | 11 mi | 0.5 |
| LiscombCity | 12 mi | 1 |
| State CenterCity | 12 mi | 1 |
| GilmanCity | 13 mi | 0.5 |
| GarwinCity | 13 mi | 1 |
| ClemonsCity | 13 mi | 0.2 |
| ConradCity | 13 mi | 1.2 |
| BeamanCity | 14 mi | 0.2 |
| RhodesCity | 15 mi | 1 |
Frequently asked questions
- What county is Marshalltown, IA in?
- Marshalltown is in Marshall County, Iowa.
- What ZIP codes are in Marshalltown, IA?
- ZIP codes in or overlapping Marshalltown include 50158.
- What is the population of Marshalltown, IA?
- About 27,626 people live in Marshalltown, based on American Community Survey 5-year estimates.
- What cities are near Marshalltown?
- Nearby places include Haverhill (6.3 mi), Albion (6.5 mi), Ferguson (7.1 mi), Green Mountain (7.2 mi), Le Grand (7.9 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023