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North Dakota ZIP Codes
Morton County
Mandan, ND
58554
58554 ZIP Code — Mandan, ND
Morton County, North Dakota
ZIP code 58554 is located in
Mandan ,
North Dakota ,
within Morton County .
It covers approximately 572.60 square miles and serves a population of
28,814 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 701 .
About ZIP code 58554
The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $264,100. Owner-occupancy sits near the national average at 72%.
The gap between median ($83,542) 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 28% of residents holding a bachelor's degree or higher.
58554 ZIP code map
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Cities in ZIP code 58554
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
28,814
Population density
50 / sq mi
State FIPS
38
County FIPS
059
Geography
Land area
572.60 sq mi
Water area
16.57 sq mi
Latitude
46.6814
Longitude
-100.9268
Timezone
Central (CT)
Area code
701
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.7%
34.2%
37.8%
$50k – $100k
31.8%
32.4%
32.8%
$100k – $200k
30.4%
28.6%
23.3%
Over $200k
5.0%
4.9%
6.0%
Demographics & statistics
$83,542
Median household income
$264,100
Median home value
27.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 6,746 23.4%
18 and over 22,068 76.6%
65 and over 4,532 15.7%
Median age 36.0 years
Race & ethnicity
American Indian / Alaska Native
3.6%
Black or African American
1.4%
Native Hawaiian / Pacific Islander
0.1%
Group Count %
White 25,289 84.3%
Hispanic or Latino 1,192 4%
American Indian / Alaska Native 1,066 3.6%
Two or more races 1,008 3.4%
Other race 848 2.8%
Black or African American 431 1.4%
Asian 133 0.4%
Native Hawaiian / Pacific Islander 39 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.7%
34.2%
37.8%
$50k – $100k
31.8%
32.4%
32.8%
$100k – $200k
30.4%
28.6%
23.3%
Over $200k
5.0%
4.9%
6.0%
Range % of households
Under $10k 1.8%
$10k–$15k 2.2%
$15k–$25k 6.4%
$25k–$35k 6.3%
$35k–$50k 11.6%
$50k–$75k 17.8%
$75k–$100k 12.1%
$100k–$150k 23.0%
$150k–$200k 12.0%
$200k+ 6.9%
Median income $83,542
Housing
Housing overview
Metric Value
Median home value $264,100
Median rent / month $981
Owner occupied 72.0%
Renter occupied 28.0%
Vacant 11.5%
Single-family detached 63.7%
Large apartment buildings 9.9%
Mobile homes 11.1%
Median rooms 6.4
Avg household size (owned) 2.53
Year built
Era %
2020 or later 1.0%
2010–2019 18.2%
2000–2009 13.1%
1990–1999 10.5%
1980–1989 6.5%
1970–1979 24.8%
1960–1969 5.6%
1950–1959 8.4%
1940–1949 2.6%
1939 or earlier 9.3%
Bedrooms
Size % of units
No bedroom (studio) 1.6%
1 bedroom 13.0%
2 bedrooms 18.4%
3 bedrooms 33.6%
4 bedrooms 24.7%
5+ bedrooms 8.7%
Vehicles per household
Vehicles % of households
No vehicle 2.4%
1 vehicle 19.2%
2 vehicles 36.1%
3 or more 42.3%
Heating fuel
Fuel type %
Utility gas 68.8%
Electricity 18.1%
Propane / LP gas 8.9%
Fuel oil 0.3%
Wood 0.1%
No fuel used 0.8%
Households & families
Household type Count %
Married-couple family 6,489 56.9%
Cohabiting couple 1,095 9.6%
Male householder, no spouse 1,828 16.0%
Female householder, no spouse 1,992 17.5%
Households with children under 18 3,692 32.4%
Households with seniors (65+) 3,142 27.6%
Average household size 2.48
Marital status
Status Male Female
Never married 36.0% 21.5%
Married 54.6% 59.7%
Separated 0.3% 0.6%
Widowed 3.7% 7.8%
Divorced 5.5% 10.3%
Education
Some college, no degree
24.3%
Graduate / professional
6.1%
Metric %
HS diploma or higher 93.9%
Bachelor's or higher 27.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 585 9.0%
Kindergarten 370 5.7%
Elementary school 2,854 44.0%
High school 1,170 18.0%
College / grad school 1,514 23.3%
Employment
Industry of employment
Education & healthcare
24.2%
Arts, food & hospitality
9.8%
Public administration
6.8%
Finance & real estate
6.7%
Professional & management
6.7%
Transportation & utilities
6.3%
Agriculture & mining
3.2%
Occupation
Category %
Management, business & arts 38.8%
Service 19.6%
Sales & office 19.8%
Natural resources & construction 9.0%
Production & transportation 12.7%
Employment type
Type %
Private sector 75.1%
Government 17.9%
Self-employed 7.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 84.2%
Carpool 8.3%
Public transit 0.0%
Walk 0.5%
Work from home 6.4%
Other means 0.5%
Avg commute (minutes) 18.8
Poverty
Married-couple families
1.7%
Female-led households
18.3%
Income support
Source % of households
Social Security 28.6%
Retirement income 21.5%
Supplemental Security 2.6%
Cash public assistance 2.8%
Food stamps / SNAP 5.0%
Health indicators
Condition %
Obesity 36.0%
High blood pressure 31.1%
High cholesterol 32.4%
Diabetes 9.1%
Heart disease 5.9%
Stroke 2.7%
Asthma 9.4%
Arthritis 22.6%
Kidney disease 2.5%
Pulmonary disease 5.6%
Cancer 6.6%
Behavior / access %
Smoking 17.8%
Binge drinking 20.8%
No physical activity 20.6%
Less than 7 hrs sleep 28.8%
Depression 19.4%
Fair or poor health 11.5%
Poor mental health 12.3%
Poor physical health 8.5%
No health insurance 9.4%
Visited doctor (checkup) 70.3%
Visited dentist 65.3%
Cholesterol screening 88.6%
Teeth loss 11.6%
Veterans & disability
Veterans Count %
Civilian veterans 1,749 8.0%
Disability %
Any disability 7.8%
Under 18 3.1%
18–64 years 6.2%
65 and over 21.4%
Health insurance coverage
Type %
Private insurance 80.0%
Public insurance 25.7%
No insurance 5.2%
Uninsured under 19 4.1%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 27,166 94.3%
Spanish 374 1.4%
Other Indo-European 191 0.7%
Asian & Pacific Islander 46 0.2%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 28,417 98.6%
Born in same state 27,710 96.2%
Born in different state 20,445 71.0%
Foreign born 707 2.5%
Naturalized citizen 397 1.4%
Not a US citizen 339 85.4%
Ancestry
Ancestry Count %
Polish 3,850 13.4%
Italian 2,199 7.6%
Arab 1,734 6%
French 715 2.5%
Ancestry Count %
English 482 1.7%
German 274 1%
Dutch 115 0.4%
Irish 107 0.4%
Technology access
Metric % of households
Computer access 39.6%
Internet access 94.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 58554
What city is ZIP code 58554 in?
ZIP code 58554 is primarily assigned to Mandan, North Dakota.
What county is ZIP code 58554 in?
ZIP code 58554 falls within Morton County, North Dakota.
What is the population of ZIP code 58554?
ZIP code 58554 has an estimated population of 28,814 residents, with a density of 50 people per square mile.
What is the median household income in ZIP code 58554?
The median household income in ZIP code 58554 is $83,542, above the national median of ~$75,000.
What is the typical home value in ZIP code 58554?
The median home value in ZIP code 58554 is $264,100.
What timezone is ZIP code 58554 in?
ZIP code 58554 observes the CST timezone.
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