ZipCodesToGo
North Dakota ZIP Codes
Mclean County
Underwood, ND
58576
58576 ZIP Code — Underwood, ND
Mclean County, North Dakota
ZIP code 58576 is located in
Underwood ,
North Dakota ,
within Mclean County .
It covers approximately 170.88 square miles and serves a population of
1,073 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 701 .
About ZIP code 58576
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $199,700. Owner-occupancy is high at 86%, well above the national average.
The gap between median ($86,106) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.
College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 58576 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
58576 ZIP code map
View map of 58576
Cities in ZIP code 58576
Below are the cities the US Postal Service accepts for ZIP code 58576. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,073
Population density
6 / sq mi
State FIPS
38
County FIPS
055
Geography
Land area
170.88 sq mi
Water area
2.99 sq mi
Latitude
47.4366
Longitude
-101.2393
Timezone
Central (CT)
Area code
701
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.1%
34.7%
37.8%
$50k – $100k
44.2%
34.7%
32.8%
$100k – $200k
25.5%
25.6%
23.3%
Over $200k
4.1%
5.1%
6.0%
Demographics & statistics
$86,106
Median household income
$199,700
Median home value
16.8%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 226 21.1%
18 and over 847 78.9%
65 and over 224 20.9%
Median age 46.4 years
Race & ethnicity
American Indian / Alaska Native
1.7%
Black or African American
0.5%
Group Count %
White 956 87.5%
Two or more races 65 6%
Asian 22 2%
Hispanic or Latino 19 1.7%
American Indian / Alaska Native 19 1.7%
Other race 6 0.5%
Black or African American 5 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.1%
34.7%
37.8%
$50k – $100k
44.2%
34.7%
32.8%
$100k – $200k
25.5%
25.6%
23.3%
Over $200k
4.1%
5.1%
6.0%
Range % of households
Under $10k 1.6%
$10k–$15k 2.2%
$15k–$25k 7.1%
$25k–$35k 5.7%
$35k–$50k 9.1%
$50k–$75k 14.4%
$75k–$100k 21.1%
$100k–$150k 17.0%
$150k–$200k 15.0%
$200k+ 6.7%
Median income $86,106
Housing
Housing overview
Metric Value
Median home value $199,700
Median rent / month $684
Owner occupied 85.8%
Renter occupied 14.2%
Vacant 6.6%
Single-family detached 85.8%
Large apartment buildings 0.0%
Mobile homes 2.1%
Median rooms 6.6
Avg household size (owned) 2.25
Year built
Era %
2020 or later 0.4%
2010–2019 3.4%
2000–2009 4.4%
1990–1999 2.5%
1980–1989 19.9%
1970–1979 30.9%
1960–1969 8.9%
1950–1959 6.3%
1940–1949 15.5%
1939 or earlier 8.0%
Bedrooms
Size % of units
No bedroom (studio) 1.7%
1 bedroom 3.6%
2 bedrooms 19.1%
3 bedrooms 35.4%
4 bedrooms 25.4%
5+ bedrooms 14.8%
Vehicles per household
Vehicles % of households
No vehicle 0.8%
1 vehicle 20.3%
2 vehicles 21.1%
3 or more 57.8%
Heating fuel
Fuel type %
Utility gas 61.1%
Electricity 15.0%
Propane / LP gas 22.5%
Households & families
Household type Count %
Married-couple family 300 60.9%
Cohabiting couple 28 5.7%
Male householder, no spouse 89 18.1%
Female householder, no spouse 76 15.4%
Households with children under 18 128 26.0%
Households with seniors (65+) 166 33.7%
Average household size 2.18
Marital status
Status Male Female
Never married 22.6% 20.1%
Married 67.8% 65.6%
Separated 0.0% 0.0%
Widowed 4.9% 6.9%
Divorced 4.7% 7.4%
Education
Some college, no degree
29.7%
Graduate / professional
2.9%
Metric %
HS diploma or higher 93.1%
Bachelor's or higher 16.8%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 11 4.8%
Kindergarten 13 5.7%
Elementary school 87 38.2%
High school 106 46.5%
College / grad school 11 4.8%
Employment
Industry of employment
Education & healthcare
23.6%
Agriculture & mining
21.9%
Public administration
8.6%
Arts, food & hospitality
7.6%
Transportation & utilities
5.0%
Finance & real estate
4.3%
Occupation
Category %
Management, business & arts 32.2%
Service 12.1%
Sales & office 20.1%
Natural resources & construction 22.7%
Production & transportation 12.9%
Employment type
Type %
Private sector 69.2%
Government 18.7%
Self-employed 10.4%
Unpaid family workers 1.6%
Commute
Method %
Drive alone 71.1%
Carpool 21.6%
Public transit 0.0%
Walk 2.2%
Work from home 5.1%
Other means 0.0%
Avg commute (minutes) 26.0
Poverty
Married-couple families
2.3%
Female-led households
0.0%
Income support
Source % of households
Social Security 33.7%
Retirement income 24.9%
Supplemental Security 2.6%
Cash public assistance 8.9%
Food stamps / SNAP 7.3%
Health indicators
Condition %
Obesity 34.5%
High blood pressure 38.8%
High cholesterol 35.5%
Diabetes 10.8%
Heart disease 7.8%
Stroke 3.4%
Asthma 8.6%
Arthritis 28.8%
Kidney disease 3.1%
Pulmonary disease 6.7%
Cancer 8.9%
Behavior / access %
Smoking 16.9%
Binge drinking 19.3%
No physical activity 24.6%
Less than 7 hrs sleep 25.9%
Depression 17.1%
Fair or poor health 12.1%
Poor mental health 10.9%
Poor physical health 9.4%
No health insurance 9.0%
Visited doctor (checkup) 73.0%
Visited dentist 66.3%
Cholesterol screening 91.5%
Teeth loss 11.5%
Veterans & disability
Veterans Count %
Civilian veterans 67 7.9%
Disability %
Any disability 11.1%
Under 18 4.4%
18–64 years 8.2%
65 and over 25.9%
Health insurance coverage
Type %
Private insurance 80.7%
Public insurance 30.6%
No insurance 4.1%
Uninsured under 19 9.4%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,049 97.8%
Spanish 12 1.1%
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) 1,025 95.5%
Born in same state 1,013 94.4%
Born in different state 793 73.9%
Foreign born 12 1.1%
Naturalized citizen 48 4.5%
Not a US citizen 12 25.0%
Ancestry
Ancestry Count %
Polish 141 13.1%
French 44 4.1%
Arab 41 3.8%
Italian 38 3.5%
Ancestry Count %
German 10 0.9%
Dutch 5 0.5%
English 3 0.3%
Irish 2 0.2%
Technology access
Metric % of households
Computer access 45.9%
Internet access 92.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 58576
What city is ZIP code 58576 in?
ZIP code 58576 is primarily assigned to Underwood, North Dakota.
What county is ZIP code 58576 in?
ZIP code 58576 falls within Mclean County, North Dakota.
Is ZIP code 58576 mostly owner-occupied?
86% of occupied units in ZIP code 58576 are owner-occupied, well above the national average.
What is the population of ZIP code 58576?
ZIP code 58576 has an estimated population of 1,073 residents, with a density of 6 people per square mile.
What is the typical home value in ZIP code 58576?
The median home value in ZIP code 58576 is $199,700.
What is the median household income in ZIP code 58576?
The median household income in ZIP code 58576 is $86,106, above the national median of ~$75,000.
What timezone is ZIP code 58576 in?
ZIP code 58576 observes the CST timezone.
Need the complete ZIP code database?
Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →