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North Dakota ZIP Codes
Benson County
Oberon, ND
58357
58357 ZIP Code — Oberon, ND
Benson County, North Dakota
ZIP code 58357 is located in
Oberon ,
North Dakota ,
within Benson County .
It covers approximately 130.33 square miles and serves a population of
557 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 701 .
About ZIP code 58357
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $50,900. Owner-occupancy is high at 84%, well above the national average.
Median household income is $75,195. Poverty affects 26% of residents, above the national average. 58% 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 15 minutes is near the national average.
Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of obesity (44%), diabetes (18%), smoking (33%) compared to national benchmarks.
Notable community characteristics include a notable veteran presence at 17% of civilians, above the national average of 7%.
Overall, ZIP code 58357 reflects a community defined by economic challenges above the national average, a strong veteran community, high homeownership, and a significant Social Security-dependent population.
58357 ZIP code map
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Cities in ZIP code 58357
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
557
Population density
4 / sq mi
State FIPS
38
County FIPS
005
Geography
Land area
130.33 sq mi
Water area
9.01 sq mi
Latitude
47.9773
Longitude
-99.2221
Timezone
Central (CT)
Area code
701
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.1%
50.4%
37.8%
$50k – $100k
34.5%
28.7%
32.8%
$100k – $200k
12.0%
15.1%
23.3%
Over $200k
13.4%
5.8%
6.0%
Demographics & statistics
$75,195
Median household income
23.9%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 165 29.6% 18 and over 392 70.4% 65 and over 137 24.6% Median age 36.6 years
Race & ethnicity
American Indian / Alaska Native
79.2%
Group Count % American Indian / Alaska Native 441 79.2% White 86 15.4% Two or more races 30 5.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.1%
50.4%
37.8%
$50k – $100k
34.5%
28.7%
32.8%
$100k – $200k
12.0%
15.1%
23.3%
Over $200k
13.4%
5.8%
6.0%
Range % of households Under $10k 11.7% $15k–$25k 16.8% $25k–$35k 3.4% $35k–$50k 5.0% $50k–$75k 11.7% $75k–$100k 26.8% $100k–$150k 10.6% $150k–$200k 5.0% $200k+ 8.9% Median income $75,195
Housing
Housing overview
Metric Value Median home value $50,900 Median rent / month $0 Owner occupied 83.8% Renter occupied 16.2% Vacant 21.5% Single-family detached 68.0% Large apartment buildings 1.8% Mobile homes 30.3% Median rooms 5.7 Avg household size (owned) 2.74
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 0.0% 1990–1999 9.2% 1980–1989 18.9% 1970–1979 28.5% 1960–1969 10.5% 1950–1959 11.0% 1940–1949 11.8% 1939 or earlier 10.1%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 3.9% 2 bedrooms 16.2% 3 bedrooms 45.6% 4 bedrooms 30.3% 5+ bedrooms 3.9%
Vehicles per household
Vehicles % of households No vehicle 1.7% 1 vehicle 30.2% 2 vehicles 28.5% 3 or more 39.7%
Heating fuel
Fuel type % Electricity 17.9% Propane / LP gas 56.4% Fuel oil 25.7%
Households & families
Household type Count % Married-couple family 73 40.8% Cohabiting couple 18 10.1% Male householder, no spouse 45 25.1% Female householder, no spouse 43 24.0% Households with children under 18 107 59.8% Households with seniors (65+) 110 61.5% Average household size 3.11
Marital status
Status Male Female Never married 53.8% 37.0% Married 29.9% 34.8% Separated 0.0% 1.6% Widowed 9.0% 21.2% Divorced 7.3% 5.4%
Education
Some HS, no diploma
14.7%
Some college, no degree
27.7%
Graduate / professional
15.9%
Metric % HS diploma or higher 83.0% Bachelor's or higher 23.9%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 25 18.5% Elementary school 83 61.5% High school 19 14.1% College / grad school 8 5.9%
Employment
Industry of employment
Education & healthcare
33.7%
Arts, food & hospitality
32.1%
Professional & management
8.8%
Agriculture & mining
4.7%
Transportation & utilities
4.1%
Occupation
Category % Management, business & arts 46.6% Service 30.6% Sales & office 11.4% Natural resources & construction 2.1% Production & transportation 9.3%
Employment type
Type % Private sector 65.8% Government 18.1% Self-employed 16.1% Unpaid family workers 0.0%
Commute
Method % Drive alone 74.1% Carpool 14.0% Public transit 0.0% Walk 1.0% Work from home 7.8% Other means 3.1% Avg commute (minutes) 15.1
Poverty
Married-couple families
2.7%
Female-led households
70.4%
Income support
Source % of households Social Security 57.5% Retirement income 24.6% Supplemental Security 5.6% Cash public assistance 5.6% Food stamps / SNAP 15.1%
Health indicators
Condition % Obesity 44.3% High blood pressure 41.6% High cholesterol 32.7% Diabetes 18.1% Heart disease 10.9% Stroke 6.0% Asthma 12.6% Arthritis 31.3% Kidney disease 4.9% Pulmonary disease 12.4% Cancer 7.0%
Behavior / access % Smoking 32.8% Binge drinking 17.2% No physical activity 37.6% Less than 7 hrs sleep 34.5% Depression 21.4% Fair or poor health 26.8% Poor mental health 17.0% Poor physical health 16.9% No health insurance 13.9% Visited doctor (checkup) 74.0% Visited dentist 47.3% Cholesterol screening 86.0% Teeth loss 27.2%
Veterans & disability
Veterans Count % Civilian veterans 65 16.6%
Disability % Any disability 16.3% Under 18 0.0% 18–64 years 20.8% 65 and over 27.7%
Health insurance coverage
Type % Private insurance 32.5% Public insurance 62.1% No insurance 12.0% Uninsured under 19 6.7%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 526 94.4% Spanish 21 4.0% 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) 557 100.0% Born in same state 557 100.0% Born in different state 500 89.8% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Polish 34 6.1% French 17 3.1% Italian 7 1.3%
Ancestry Count % German 3 0.5% Dutch 2 0.4%
Technology access
Metric % of households Computer access 32.1% Internet access 86.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 58357
What city is ZIP code 58357 in?
ZIP code 58357 is primarily assigned to Oberon, North Dakota.
What county is ZIP code 58357 in?
ZIP code 58357 falls within Benson County, North Dakota.
Does ZIP code 58357 have a large retiree population?
58% of households in ZIP code 58357 receive Social Security income, suggesting a significant retiree or disability population.
What is the poverty rate in ZIP code 58357?
26% of residents in ZIP code 58357 live below the poverty line, above the national average.
Is ZIP code 58357 mostly owner-occupied?
84% of occupied units in ZIP code 58357 are owner-occupied, well above the national average.
Does ZIP code 58357 have a large veteran population?
17% of civilians in ZIP code 58357 are veterans, above the national average of ~7%.
What timezone is ZIP code 58357 in?
ZIP code 58357 observes the CST timezone.
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