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Iowa ZIP Codes
Polk County
Des Moines, IA
50321
50321 ZIP Code — Des Moines, IA
Polk County, Iowa
ZIP code 50321 is located in
Des Moines ,
Iowa ,
within Polk County .
It covers approximately 11.33 square miles and serves a population of
7,941 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 515 .
About ZIP code 50321
The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the 1970s, giving the area an established character. Median home value is $258,000. Owner-occupancy sits near the national average at 60%.
The gap between median ($69,458) and mean household income suggests income inequality — a small number of higher earners pull the average up.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.
Educational attainment is near the national average, with 40% of residents holding a bachelor's degree or higher.
50321 ZIP code map
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Cities in ZIP code 50321
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
7,941
Population density
701 / sq mi
State FIPS
19
County FIPS
153
Geography
Land area
11.33 sq mi
Water area
0.10 sq mi
Latitude
41.5471
Longitude
-93.6732
Timezone
Central (CT)
Area code
515
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
39.9%
34.3%
40.1%
$50k – $100k
32.2%
32.7%
33.4%
$100k – $200k
21.6%
25.7%
21.5%
Over $200k
6.3%
7.3%
5.0%
Demographics & statistics
$69,458
Median household income
$258,000
Median home value
$1,073
Median monthly rent
39.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 2,102 26.5%
18 and over 5,839 73.5%
65 and over 1,118 14.1%
Median age 34.1 years
Race & ethnicity
Black or African American
11.9%
American Indian / Alaska Native
0.4%
Group Count %
White 6,226 76.7%
Black or African American 969 11.9%
Two or more races 571 7%
Hispanic or Latino 172 2.1%
Asian 140 1.7%
American Indian / Alaska Native 29 0.4%
Other race 6 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
39.9%
34.3%
40.1%
$50k – $100k
32.2%
32.7%
33.4%
$100k – $200k
21.6%
25.7%
21.5%
Over $200k
6.3%
7.3%
5.0%
Range % of households
Under $10k 3.6%
$10k–$15k 2.4%
$15k–$25k 11.7%
$25k–$35k 4.0%
$35k–$50k 14.3%
$50k–$75k 16.5%
$75k–$100k 10.6%
$100k–$150k 17.9%
$150k–$200k 11.5%
$200k+ 7.5%
Median income $69,458
Housing
Housing overview
Metric Value
Median home value $258,000
Median rent / month $1,073
Owner occupied 59.8%
Renter occupied 40.2%
Vacant 6.2%
Single-family detached 45.2%
Large apartment buildings 24.6%
Mobile homes 10.1%
Median rooms 5.4
Avg household size (owned) 2.19
Year built
Era %
2020 or later 0.0%
2010–2019 2.8%
2000–2009 14.0%
1990–1999 20.5%
1980–1989 12.9%
1970–1979 26.2%
1960–1969 12.3%
1950–1959 5.5%
1940–1949 2.7%
1939 or earlier 3.1%
Bedrooms
Size % of units
No bedroom (studio) 0.8%
1 bedroom 9.6%
2 bedrooms 30.8%
3 bedrooms 36.5%
4 bedrooms 17.0%
5+ bedrooms 5.4%
Vehicles per household
Vehicles % of households
No vehicle 3.2%
1 vehicle 43.0%
2 vehicles 35.7%
3 or more 18.0%
Heating fuel
Fuel type %
Utility gas 64.7%
Electricity 32.9%
Propane / LP gas 1.1%
No fuel used 0.3%
Households & families
Household type Count %
Married-couple family 1,485 44.4%
Cohabiting couple 141 4.2%
Male householder, no spouse 502 15.0%
Female householder, no spouse 1,220 36.4%
Households with children under 18 1,127 33.7%
Households with seniors (65+) 836 25.0%
Average household size 2.35
Marital status
Status Male Female
Never married 36.6% 32.3%
Married 53.5% 45.0%
Separated 0.6% 2.9%
Widowed 3.5% 7.3%
Divorced 5.8% 12.5%
Education
Some college, no degree
21.7%
Graduate / professional
13.1%
Metric %
HS diploma or higher 94.3%
Bachelor's or higher 39.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 99 4.7%
Kindergarten 124 5.9%
Elementary school 848 40.6%
High school 461 22.1%
College / grad school 556 26.6%
Employment
Industry of employment
Finance & real estate
21.5%
Education & healthcare
20.5%
Professional & management
12.0%
Arts, food & hospitality
10.5%
Transportation & utilities
5.8%
Public administration
4.8%
Agriculture & mining
0.6%
Occupation
Category %
Management, business & arts 38.6%
Service 19.0%
Sales & office 28.9%
Natural resources & construction 5.1%
Production & transportation 8.5%
Employment type
Type %
Private sector 87.1%
Government 7.6%
Self-employed 5.3%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 74.7%
Carpool 13.3%
Public transit 0.0%
Walk 1.1%
Work from home 10.3%
Other means 0.5%
Avg commute (minutes) 18.9
Poverty
Married-couple families
3.2%
Female-led households
35.5%
Income support
Source % of households
Social Security 24.8%
Retirement income 20.6%
Supplemental Security 4.0%
Cash public assistance 0.9%
Food stamps / SNAP 15.7%
Health indicators
Condition %
Obesity 35.1%
High blood pressure 28.1%
High cholesterol 32.3%
Diabetes 8.8%
Heart disease 5.2%
Stroke 2.4%
Asthma 9.4%
Arthritis 20.6%
Kidney disease 2.4%
Pulmonary disease 5.5%
Cancer 5.7%
Behavior / access %
Smoking 16.1%
Binge drinking 23.4%
No physical activity 20.8%
Less than 7 hrs sleep 28.8%
Depression 18.8%
Fair or poor health 12.5%
Poor mental health 14.7%
Poor physical health 8.5%
No health insurance 9.4%
Visited doctor (checkup) 75.3%
Visited dentist 68.5%
Cholesterol screening 86.8%
Teeth loss 11.1%
Veterans & disability
Veterans Count %
Civilian veterans 351 6.0%
Disability %
Any disability 10.9%
Under 18 2.8%
18–64 years 10.4%
65 and over 28.1%
Health insurance coverage
Type %
Private insurance 66.8%
Public insurance 43.0%
No insurance 2.8%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 7,312 92.1%
Spanish 407 5.6%
Other Indo-European 99 1.4%
Asian & Pacific Islander 107 1.5%
Other languages 2 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 7,369 92.8%
Born in same state 7,352 92.6%
Born in different state 5,455 68.7%
Foreign born 17 0.2%
Naturalized citizen 572 7.2%
Not a US citizen 450 78.7%
Ancestry
Ancestry Count %
Italian 1,138 14.3%
French 694 8.7%
Polish 202 2.5%
Arab 105 1.3%
Ancestry Count %
English 99 1.2%
Dutch 64 0.8%
Irish 15 0.2%
Technology access
Metric % of households
Computer access 42.2%
Internet access 97.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 50321
What city is ZIP code 50321 in?
ZIP code 50321 is primarily assigned to Des Moines, Iowa.
What county is ZIP code 50321 in?
ZIP code 50321 falls within Polk County, Iowa.
What is the poverty rate in ZIP code 50321?
16% of residents in ZIP code 50321 live below the poverty line, above the national average.
What is the population of ZIP code 50321?
ZIP code 50321 has an estimated population of 7,941 residents, with a density of 701 people per square mile.
What is the median household income in ZIP code 50321?
The median household income in ZIP code 50321 is $69,458, below the national median of ~$75,000.
What is the typical home value in ZIP code 50321?
The median home value in ZIP code 50321 is $258,000.
What timezone is ZIP code 50321 in?
ZIP code 50321 observes the CST timezone.
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