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Iowa ZIP Codes
Poweshiek County
Malcom, IA
50157
50157 ZIP Code — Malcom, IA
Poweshiek County, Iowa
ZIP code 50157 is located in
Malcom ,
Iowa ,
within Poweshiek County .
It covers approximately 66.72 square miles and serves a population of
705 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 641 .
About ZIP code 50157
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $107,600. Owner-occupancy sits near the national average at 58%.
Median household income is $57,700. SNAP benefit usage at 22% of households reflects economic stress in the area.
The dominant occupation class is sales and office, with education and healthcare as the leading industry. The average commute of 16 minutes is near the national average.
College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.
Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.
Overall, ZIP code 50157 reflects a community defined by a trades-oriented workforce, a strong veteran community, and elevated reliance on food assistance.
50157 ZIP code map
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Cities in ZIP code 50157
Below are the cities the US Postal Service accepts for ZIP code 50157. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
705
Population density
11 / sq mi
State FIPS
19
County FIPS
157
Geography
Land area
66.72 sq mi
Water area
0.03 sq mi
Latitude
41.7464
Longitude
-92.5596
Timezone
Central (CT)
Area code
641
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
49.9%
43.9%
40.1%
$50k – $100k
28.5%
31.0%
33.4%
$100k – $200k
19.4%
18.3%
21.5%
Over $200k
2.3%
6.8%
5.0%
Demographics & statistics
$57,700
Median household income
$107,600
Median home value
19.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 135 19.1%
18 and over 570 80.9%
65 and over 91 12.9%
Median age 34.6 years
Race & ethnicity
Group Count %
White 563 72%
Hispanic or Latino 77 9.8%
Other race 77 9.8%
Two or more races 65 8.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
49.9%
43.9%
40.1%
$50k – $100k
28.5%
31.0%
33.4%
$100k – $200k
19.4%
18.3%
21.5%
Over $200k
2.3%
6.8%
5.0%
Range % of households
Under $10k 0.4%
$10k–$15k 13.0%
$15k–$25k 7.4%
$25k–$35k 6.0%
$35k–$50k 13.7%
$50k–$75k 22.9%
$75k–$100k 9.5%
$100k–$150k 21.8%
$150k–$200k 1.8%
$200k+ 3.5%
Median income $57,700
Housing
Housing overview
Metric Value
Median home value $107,600
Median rent / month $738
Owner occupied 57.7%
Renter occupied 42.3%
Vacant 14.5%
Single-family detached 88.3%
Large apartment buildings 0.0%
Mobile homes 5.1%
Median rooms 6.4
Avg household size (owned) 2.34
Year built
Era %
2020 or later 0.0%
2010–2019 0.9%
2000–2009 12.0%
1990–1999 10.8%
1980–1989 9.3%
1970–1979 4.5%
1960–1969 9.9%
1950–1959 17.5%
1940–1949 7.8%
1939 or earlier 27.1%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 4.2%
2 bedrooms 12.0%
3 bedrooms 61.1%
4 bedrooms 13.3%
5+ bedrooms 9.3%
Vehicles per household
Vehicles % of households
No vehicle 1.1%
1 vehicle 32.0%
2 vehicles 36.6%
3 or more 30.3%
Heating fuel
Fuel type %
Utility gas 35.6%
Electricity 16.9%
Propane / LP gas 30.6%
Fuel oil 10.2%
Wood 6.3%
No fuel used 0.4%
Households & families
Household type Count %
Married-couple family 139 48.9%
Cohabiting couple 8 2.8%
Male householder, no spouse 82 28.9%
Female householder, no spouse 55 19.4%
Households with children under 18 74 26.1%
Households with seniors (65+) 60 21.1%
Average household size 2.48
Marital status
Status Male Female
Never married 30.9% 20.1%
Married 48.1% 57.8%
Separated 0.9% 0.0%
Widowed 1.2% 2.0%
Divorced 18.8% 20.1%
Education
Some college, no degree
29.4%
Graduate / professional
8.3%
Metric %
HS diploma or higher 90.3%
Bachelor's or higher 19.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 2 1.3%
Kindergarten 19 12.1%
Elementary school 73 46.5%
High school 4 2.5%
College / grad school 59 37.6%
Employment
Industry of employment
Education & healthcare
20.7%
Agriculture & mining
18.9%
Transportation & utilities
6.9%
Arts, food & hospitality
5.1%
Finance & real estate
2.7%
Professional & management
0.9%
Public administration
0.6%
Occupation
Category %
Management, business & arts 28.8%
Service 9.9%
Sales & office 32.7%
Natural resources & construction 9.3%
Production & transportation 19.2%
Employment type
Type %
Private sector 73.0%
Government 18.3%
Self-employed 8.7%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 90.9%
Carpool 5.5%
Public transit 0.0%
Walk 1.5%
Work from home 2.1%
Other means 0.0%
Avg commute (minutes) 16.1
Poverty
Married-couple families
4.3%
Female-led households
0.0%
Income support
Source % of households
Social Security 25.7%
Retirement income 8.1%
Supplemental Security 1.1%
Cash public assistance 0.4%
Food stamps / SNAP 21.5%
Health indicators
Condition %
Obesity 37.4%
High blood pressure 34.6%
High cholesterol 34.2%
Diabetes 10.4%
Heart disease 7.0%
Stroke 3.1%
Asthma 9.1%
Arthritis 26.6%
Kidney disease 2.9%
Pulmonary disease 7.0%
Cancer 7.5%
Behavior / access %
Smoking 17.6%
Binge drinking 20.9%
No physical activity 23.4%
Less than 7 hrs sleep 31.6%
Depression 17.9%
Fair or poor health 12.9%
Poor mental health 12.9%
Poor physical health 9.8%
No health insurance 8.9%
Visited doctor (checkup) 74.4%
Visited dentist 66.5%
Cholesterol screening 89.6%
Teeth loss 12.3%
Veterans & disability
Veterans Count %
Civilian veterans 87 15.3%
Disability %
Any disability 9.9%
Under 18 1.5%
18–64 years 10.2%
65 and over 20.9%
Health insurance coverage
Type %
Private insurance 77.9%
Public insurance 25.4%
No insurance 5.1%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 670 95.0%
Spanish 44 6.6%
Other Indo-European 44 6.6%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 664 94.2%
Born in same state 662 93.9%
Born in different state 495 70.2%
Foreign born 2 0.3%
Naturalized citizen 41 5.8%
Not a US citizen 19 46.3%
Ancestry
Ancestry Count %
Italian 76 10.8%
French 57 8.1%
Arab 12 1.7%
Ancestry Count %
Polish 8 1.1%
English 4 0.6%
Dutch 3 0.4%
Technology access
Metric % of households
Computer access 40.3%
Internet access 95.8%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 50157
What city is ZIP code 50157 in?
ZIP code 50157 is primarily assigned to Malcom, Iowa.
What county is ZIP code 50157 in?
ZIP code 50157 falls within Poweshiek County, Iowa.
Does ZIP code 50157 have a large veteran population?
15% of civilians in ZIP code 50157 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 50157?
The median home value in ZIP code 50157 is $107,600.
What is the population of ZIP code 50157?
ZIP code 50157 has an estimated population of 705 residents, with a density of 11 people per square mile.
What is the median household income in ZIP code 50157?
The median household income in ZIP code 50157 is $57,700, below the national median of ~$75,000.
What timezone is ZIP code 50157 in?
ZIP code 50157 observes the CST timezone.
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