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Iowa ZIP Codes
Warren County
Saint Marys, IA
50241
50241 ZIP Code — Saint Marys, IA
Warren County, Iowa
ZIP code 50241 is located in
Saint Marys ,
Iowa ,
within Warren County .
It covers approximately 0.14 square miles and serves a population of
131 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 641 .
50241 ZIP code map
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Cities in ZIP code 50241
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Demographics
updated 05/2026
Population
Total population
131
Population density
936 / sq mi
State FIPS
19
County FIPS
181
Geography
Land area
0.14 sq mi
Water area
0.00 sq mi
Latitude
41.3085
Longitude
-93.7316
Timezone
Central (CT)
Area code
641
Demographics & statistics
$61,429
Median household income
$148,200
Median home value
$1,125
Median monthly rent
20.2%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 9 6.9%
18 and over 122 93.1%
65 and over 39 29.8%
Median age 53.7 years
Race & ethnicity
American Indian / Alaska Native
3.1%
Group Count %
White 127 96.9%
American Indian / Alaska Native 4 3.1%
Household income
Range % of households
Under $10k 7.6%
$15k–$25k 7.6%
$25k–$35k 9.1%
$50k–$75k 43.9%
$75k–$100k 9.1%
$100k–$150k 7.6%
$150k–$200k 13.6%
$200k+ 1.5%
Median income $61,429
Housing
Housing overview
Metric Value
Median home value $148,200
Median rent / month $1,125
Owner occupied 74.2%
Renter occupied 25.8%
Vacant 0.0%
Single-family detached 92.4%
Large apartment buildings 0.0%
Mobile homes 0.0%
Median rooms 6.0
Avg household size (owned) 2.10
Year built
Era %
2020 or later 0.0%
2010–2019 12.1%
2000–2009 0.0%
1990–1999 0.0%
1980–1989 7.6%
1970–1979 16.7%
1960–1969 18.2%
1950–1959 7.6%
1940–1949 1.5%
1939 or earlier 36.4%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 12.1%
2 bedrooms 22.7%
3 bedrooms 22.7%
4 bedrooms 31.8%
5+ bedrooms 10.6%
Vehicles per household
Vehicles % of households
No vehicle 7.6%
1 vehicle 12.1%
2 vehicles 27.3%
3 or more 53.0%
Heating fuel
Fuel type %
Utility gas 87.9%
Propane / LP gas 12.1%
Households & families
Household type Count %
Married-couple family 27 40.9%
Cohabiting couple 4 6.1%
Male householder, no spouse 18 27.3%
Female householder, no spouse 17 25.8%
Households with children under 18 6 9.1%
Households with seniors (65+) 32 48.5%
Average household size 1.98
Marital status
Status Male Female
Never married 21.8% 13.2%
Married 47.3% 57.4%
Separated 0.0% 0.0%
Widowed 0.0% 17.6%
Divorced 30.9% 11.8%
Education
Some college, no degree
11.4%
Graduate / professional
7.9%
Metric %
HS diploma or higher 97.4%
Bachelor's or higher 20.2%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 1 33.3%
Kindergarten 0 0.0%
Elementary school 1 33.3%
High school 1 33.3%
College / grad school 0 0.0%
Employment
Industry of employment
Education & healthcare
24.3%
Finance & real estate
18.9%
Arts, food & hospitality
16.2%
Agriculture & mining
6.8%
Occupation
Category %
Management, business & arts 24.3%
Service 13.5%
Sales & office 20.3%
Natural resources & construction 23.0%
Production & transportation 18.9%
Employment type
Type %
Private sector 75.7%
Government 16.2%
Self-employed 8.1%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 73.2%
Carpool 11.3%
Public transit 0.0%
Walk 2.8%
Work from home 12.7%
Other means 0.0%
Avg commute (minutes) 28.5
Poverty
Married-couple families
0.0%
Female-led households
22.2%
Income support
Source % of households
Social Security 48.5%
Retirement income 31.8%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 3.0%
Health indicators
Condition %
Obesity 0.0%
High blood pressure 0.0%
High cholesterol 0.0%
Diabetes 0.0%
Heart disease 0.0%
Stroke 0.0%
Asthma 0.0%
Arthritis 0.0%
Kidney disease 0.0%
Pulmonary disease 0.0%
Cancer 0.0%
Behavior / access %
Smoking 0.0%
Binge drinking 0.0%
No physical activity 0.0%
Less than 7 hrs sleep 0.0%
Depression 0.0%
Fair or poor health 0.0%
Poor mental health 0.0%
Poor physical health 0.0%
No health insurance 0.0%
Visited doctor (checkup) 0.0%
Visited dentist 0.0%
Cholesterol screening 0.0%
Teeth loss 0.0%
Veterans & disability
Veterans Count %
Civilian veterans 8 6.6%
Disability %
Any disability 3.1%
Under 18 0.0%
18–64 years 2.4%
65 and over 5.1%
Health insurance coverage
Type %
Private insurance 65.6%
Public insurance 39.7%
No insurance 5.3%
Uninsured under 19 22.2%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 125 95.4%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 128 97.7%
Born in same state 128 97.7%
Born in different state 104 79.4%
Foreign born 0 0.0%
Naturalized citizen 3 2.3%
Not a US citizen 3 100.0%
Ancestry
Ancestry Count %
Italian 17 13%
Polish 15 11.5%
Ancestry Count %
French 8 6.1%
English 5 3.8%
Technology access
Metric % of households
Computer access 50.4%
Internet access 93.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 50241
What city is ZIP code 50241 in?
ZIP code 50241 is primarily assigned to Saint Marys, Iowa.
What county is ZIP code 50241 in?
ZIP code 50241 falls within Warren County, Iowa.
Does ZIP code 50241 have an older population?
30% of residents in ZIP code 50241 are 65 or older, above the national average of ~17%.
Does ZIP code 50241 have a large retiree population?
49% of households in ZIP code 50241 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 50241?
The median home value in ZIP code 50241 is $148,200.
What is the population of ZIP code 50241?
ZIP code 50241 has an estimated population of 131 residents, with a density of 929 people per square mile.
What timezone is ZIP code 50241 in?
ZIP code 50241 observes the CST timezone.
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