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North Dakota ZIP Codes
Billings County
Medora, ND
58645
58645 ZIP Code — Medora, ND
Billings County, North Dakota
ZIP code 58645 is located in
Medora ,
North Dakota ,
within Billings County .
It covers approximately 485.02 square miles and serves a population of
243 residents.
This is a standard ZIP code in the Mountain (MT) timezone,
served by area code 701 .
About ZIP code 58645
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Owner-occupancy sits near the national average at 52%.
Median household income is $70,833. 31% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is service, with arts, entertainment, and food service as the leading industry. The average commute of 12 minutes is near the national average.
Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.
58645 ZIP code map
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Cities in ZIP code 58645
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
243
Population density
1 / sq mi
State FIPS
38
County FIPS
007
Geography
Land area
485.02 sq mi
Water area
3.02 sq mi
Latitude
46.7851
Longitude
-103.4479
Timezone
Mountain (MT)
Area code
701
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
35.7%
33.1%
37.8%
$50k – $100k
36.6%
36.0%
32.8%
$100k – $200k
24.1%
28.5%
23.3%
Over $200k
3.6%
2.3%
6.0%
Demographics & statistics
$70,833
Median household income
28.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 17 7.0%
18 and over 226 93.0%
65 and over 96 39.5%
Median age 59.7 years
Race & ethnicity
Group Count %
White 231 90.6%
Hispanic or Latino 12 4.7%
Two or more races 12 4.7%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
35.7%
33.1%
37.8%
$50k – $100k
36.6%
36.0%
32.8%
$100k – $200k
24.1%
28.5%
23.3%
Over $200k
3.6%
2.3%
6.0%
Range % of households
Under $10k 2.5%
$10k–$15k 5.9%
$15k–$25k 6.8%
$35k–$50k 10.2%
$50k–$75k 33.1%
$75k–$100k 5.1%
$100k–$150k 24.6%
$150k–$200k 6.8%
$200k+ 5.1%
Median income $70,833
Housing
Housing overview
Metric Value
Median home value $0
Median rent / month $704
Owner occupied 51.7%
Renter occupied 48.3%
Vacant 42.7%
Single-family detached 57.8%
Large apartment buildings 1.9%
Mobile homes 16.0%
Median rooms 4.6
Avg household size (owned) 2.03
Year built
Era %
2020 or later 0.0%
2010–2019 9.2%
2000–2009 21.4%
1990–1999 10.2%
1980–1989 17.0%
1970–1979 11.2%
1960–1969 4.4%
1950–1959 8.7%
1940–1949 7.8%
1939 or earlier 10.2%
Bedrooms
Size % of units
No bedroom (studio) 6.8%
1 bedroom 8.7%
2 bedrooms 46.1%
3 bedrooms 18.0%
4 bedrooms 17.0%
5+ bedrooms 3.4%
Vehicles per household
Vehicles % of households
No vehicle 5.9%
1 vehicle 11.0%
2 vehicles 38.1%
3 or more 44.9%
Heating fuel
Fuel type %
Utility gas 12.7%
Electricity 45.8%
Propane / LP gas 41.5%
Households & families
Household type Count %
Married-couple family 61 51.7%
Cohabiting couple 11 9.3%
Male householder, no spouse 27 22.9%
Female householder, no spouse 19 16.1%
Households with children under 18 14 11.9%
Households with seniors (65+) 48 40.7%
Average household size 1.85
Marital status
Status Male Female
Never married 38.5% 14.4%
Married 47.5% 52.9%
Separated 0.0% 0.0%
Widowed 0.0% 6.7%
Divorced 13.9% 26.0%
Education
Some college, no degree
16.9%
Graduate / professional
6.5%
Metric %
HS diploma or higher 100.0%
Bachelor's or higher 28.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 6 16.7%
High school 4 11.1%
College / grad school 26 72.2%
Employment
Industry of employment
Arts, food & hospitality
43.1%
Agriculture & mining
8.9%
Public administration
8.9%
Education & healthcare
8.1%
Professional & management
6.5%
Transportation & utilities
4.9%
Finance & real estate
4.9%
Occupation
Category %
Management, business & arts 27.6%
Service 35.8%
Sales & office 23.6%
Natural resources & construction 6.5%
Production & transportation 6.5%
Employment type
Type %
Private sector 86.2%
Government 12.2%
Self-employed 1.6%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 61.0%
Carpool 16.3%
Public transit 0.0%
Walk 11.4%
Work from home 11.4%
Other means 0.0%
Avg commute (minutes) 11.6
Poverty
Married-couple families
3.3%
Female-led households
0.0%
Income support
Source % of households
Social Security 30.5%
Retirement income 20.3%
Supplemental Security 4.2%
Cash public assistance 0.0%
Food stamps / SNAP 0.0%
Health indicators
Condition %
Obesity 34.2%
High blood pressure 33.4%
High cholesterol 32.0%
Diabetes 9.7%
Heart disease 6.7%
Stroke 3.0%
Asthma 9.0%
Arthritis 25.0%
Kidney disease 2.8%
Pulmonary disease 6.3%
Cancer 7.2%
Behavior / access %
Smoking 18.0%
Binge drinking 20.0%
No physical activity 24.1%
Less than 7 hrs sleep 29.2%
Depression 18.3%
Fair or poor health 12.3%
Poor mental health 12.1%
Poor physical health 9.3%
No health insurance 9.6%
Visited doctor (checkup) 69.6%
Visited dentist 65.2%
Cholesterol screening 89.6%
Teeth loss 12.5%
Veterans & disability
Veterans Count %
Civilian veterans 24 10.6%
Disability %
Any disability 12.3%
Under 18 0.0%
18–64 years 14.6%
65 and over 11.5%
Health insurance coverage
Type %
Private insurance 73.3%
Public insurance 43.2%
No insurance 6.2%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 236 97.1%
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) 226 93.0%
Born in same state 226 93.0%
Born in different state 115 47.3%
Foreign born 0 0.0%
Naturalized citizen 17 7.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Polish 63 25.9%
Italian 37 15.2%
French 26 10.7%
Ancestry Count %
German 14 5.8%
English 5 2.1%
Technology access
Metric % of households
Computer access 48.6%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 58645
What city is ZIP code 58645 in?
ZIP code 58645 is primarily assigned to Medora, North Dakota.
What county is ZIP code 58645 in?
ZIP code 58645 falls within Billings County, North Dakota.
Does ZIP code 58645 have an older population?
40% of residents in ZIP code 58645 are 65 or older, above the national average of ~17%.
Does ZIP code 58645 have a large veteran population?
11% of civilians in ZIP code 58645 are veterans, above the national average of ~7%.
What is the population of ZIP code 58645?
ZIP code 58645 has an estimated population of 243 residents, with a density of 1 people per square mile.
What is the median household income in ZIP code 58645?
The median household income in ZIP code 58645 is $70,833, below the national median of ~$75,000.
What timezone is ZIP code 58645 in?
ZIP code 58645 observes the MST timezone.
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