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Oklahoma ZIP Codes
Custer County
Custer City, OK
73639
73639 ZIP Code — Custer City, OK
Custer County, Oklahoma
ZIP code 73639 is located in
Custer City ,
Oklahoma ,
within Custer County .
It covers approximately 180.93 square miles and serves a population of
768 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 580 .
About ZIP code 73639
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $100,800. Owner-occupancy sits near the national average at 71%.
Median household income is $54,583. SNAP benefit usage at 22% of households reflects economic stress in the area.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.
Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of smoking (23%) compared to national benchmarks.
Notable community characteristics include a notable veteran presence at 13% of civilians, above the national average of 7%.
Overall, ZIP code 73639 reflects a community defined by a strong veteran community and elevated reliance on food assistance.
73639 ZIP code map
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Cities in ZIP code 73639
Below are the cities the US Postal Service accepts for ZIP code 73639. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
768
Population density
4 / sq mi
State FIPS
40
County FIPS
039
Geography
Land area
180.93 sq mi
Water area
0.40 sq mi
Latitude
35.7256
Longitude
-98.9882
Timezone
Central (CT)
Area code
580
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
60.5%
47.9%
46.5%
$50k – $100k
27.3%
26.0%
31.0%
$100k – $200k
10.2%
22.1%
18.1%
Over $200k
2.0%
4.0%
4.5%
Demographics & statistics
$54,583
Median household income
$100,800
Median home value
25.8%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 221 28.8%
18 and over 547 71.2%
65 and over 124 16.1%
Median age 37.7 years
Race & ethnicity
American Indian / Alaska Native
5.2%
Black or African American
0.4%
Group Count %
White 656 81.7%
Two or more races 58 7.2%
American Indian / Alaska Native 42 5.2%
Hispanic or Latino 35 4.4%
Other race 9 1.1%
Black or African American 3 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
60.5%
47.9%
46.5%
$50k – $100k
27.3%
26.0%
31.0%
$100k – $200k
10.2%
22.1%
18.1%
Over $200k
2.0%
4.0%
4.5%
Range % of households
Under $10k 4.6%
$10k–$15k 5.3%
$15k–$25k 12.1%
$25k–$35k 6.8%
$35k–$50k 11.7%
$50k–$75k 33.5%
$75k–$100k 12.5%
$100k–$150k 10.3%
$150k–$200k 1.4%
$200k+ 1.8%
Median income $54,583
Housing
Housing overview
Metric Value
Median home value $100,800
Median rent / month $742
Owner occupied 70.5%
Renter occupied 29.5%
Vacant 22.2%
Single-family detached 71.5%
Large apartment buildings 0.0%
Mobile homes 26.6%
Median rooms 5.4
Avg household size (owned) 2.34
Year built
Era %
2020 or later 0.0%
2010–2019 10.5%
2000–2009 11.9%
1990–1999 7.2%
1980–1989 9.7%
1970–1979 16.6%
1960–1969 14.7%
1950–1959 2.8%
1940–1949 5.0%
1939 or earlier 21.6%
Bedrooms
Size % of units
No bedroom (studio) 3.3%
1 bedroom 3.9%
2 bedrooms 29.6%
3 bedrooms 49.6%
4 bedrooms 13.3%
5+ bedrooms 0.3%
Vehicles per household
Vehicles % of households
No vehicle 9.3%
1 vehicle 24.9%
2 vehicles 34.2%
3 or more 31.7%
Heating fuel
Fuel type %
Utility gas 24.9%
Electricity 63.3%
Propane / LP gas 3.6%
Wood 6.4%
Households & families
Household type Count %
Married-couple family 116 41.3%
Cohabiting couple 16 5.7%
Male householder, no spouse 88 31.3%
Female householder, no spouse 61 21.7%
Households with children under 18 98 34.9%
Households with seniors (65+) 72 25.6%
Average household size 2.73
Marital status
Status Male Female
Never married 22.9% 40.3%
Married 50.2% 45.3%
Separated 0.0% 0.0%
Widowed 11.8% 5.5%
Divorced 15.1% 8.9%
Education
Some college, no degree
24.9%
Graduate / professional
5.2%
Metric %
HS diploma or higher 87.7%
Bachelor's or higher 25.8%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 5 2.5%
Kindergarten 4 2.0%
Elementary school 75 37.1%
High school 107 53.0%
College / grad school 11 5.4%
Employment
Industry of employment
Education & healthcare
26.7%
Agriculture & mining
12.7%
Arts, food & hospitality
12.7%
Transportation & utilities
6.7%
Professional & management
4.3%
Public administration
1.9%
Finance & real estate
1.3%
Occupation
Category %
Management, business & arts 31.5%
Service 18.3%
Sales & office 17.0%
Natural resources & construction 16.2%
Production & transportation 17.0%
Employment type
Type %
Private sector 75.2%
Government 20.2%
Self-employed 4.6%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 80.5%
Carpool 15.9%
Public transit 0.0%
Walk 3.3%
Work from home 0.3%
Other means 0.0%
Avg commute (minutes) 29.3
Poverty
Married-couple families
0.0%
Female-led households
93.3%
Income support
Source % of households
Social Security 29.5%
Retirement income 10.3%
Supplemental Security 8.2%
Cash public assistance 4.6%
Food stamps / SNAP 22.1%
Health indicators
Condition %
Obesity 38.4%
High blood pressure 45.1%
High cholesterol 43.1%
Diabetes 14.6%
Heart disease 9.7%
Stroke 4.6%
Asthma 11.1%
Arthritis 33.5%
Kidney disease 3.9%
Pulmonary disease 11.6%
Cancer 8.0%
Behavior / access %
Smoking 23.4%
Binge drinking 11.8%
No physical activity 33.5%
Less than 7 hrs sleep 32.7%
Depression 24.7%
Fair or poor health 22.2%
Poor mental health 16.4%
Poor physical health 15.6%
No health insurance 17.6%
Visited doctor (checkup) 77.5%
Visited dentist 56.0%
Cholesterol screening 90.0%
Teeth loss 20.3%
Veterans & disability
Veterans Count %
Civilian veterans 71 13.0%
Disability %
Any disability 16.8%
Under 18 1.4%
18–64 years 10.2%
65 and over 66.9%
Health insurance coverage
Type %
Private insurance 57.6%
Public insurance 66.8%
No insurance 8.2%
Uninsured under 19 1.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 748 97.4%
Spanish 16 2.1%
Other Indo-European 16 2.1%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 750 97.7%
Born in same state 750 97.7%
Born in different state 500 65.1%
Foreign born 0 0.0%
Naturalized citizen 18 2.3%
Not a US citizen 8 44.4%
Ancestry
Ancestry Count %
Italian 73 9.5%
French 68 8.9%
English 9 1.2%
Ancestry Count %
Arab 7 0.9%
Polish 6 0.8%
Technology access
Metric % of households
Computer access 36.6%
Internet access 94.3%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 73639
What city is ZIP code 73639 in?
ZIP code 73639 is primarily assigned to Custer City, Oklahoma.
What county is ZIP code 73639 in?
ZIP code 73639 falls within Custer County, Oklahoma.
Does ZIP code 73639 have a large veteran population?
13% of civilians in ZIP code 73639 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 73639?
The median home value in ZIP code 73639 is $100,800.
What is the population of ZIP code 73639?
ZIP code 73639 has an estimated population of 768 residents, with a density of 4 people per square mile.
What is the median household income in ZIP code 73639?
The median household income in ZIP code 73639 is $54,583, below the national median of ~$75,000.
What timezone is ZIP code 73639 in?
ZIP code 73639 observes the CST timezone.
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