Delaware County, OK ZIP Codes
Oklahoma (OK) · 8 ZIP codes · 7 cities
8
ZIP codes
41,000
population (2021)
-1.2%
pop change since 2010
40041
FIPS code
Delaware County ZIP code map
About Delaware County
Delaware County is located in Oklahoma and contains 8 ZIP codes across 7 cities and communities.
The county's population was 41,000 as of 2021,
a decrease of
1.2% from 41,487 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Delaware County is 40041.
| Population | |
|---|---|
| 2021 population | 41,000 |
| 2010 population | 41,487 |
| Change | -1.2% |
| County details | |
|---|---|
| State | Oklahoma |
| FIPS code | 40041 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Delaware County
ZIP codes for Delaware County, OK (8)
| ZIP code | City | County | Map |
|---|---|---|---|
| 74338 | Colcord | Delaware | View map |
| 74342 | Eucha | Delaware | View map |
| 74344 | Grove | Delaware | View map |
| 74345 | Grove | Delaware | View map |
| 74346 | Jay | Delaware | View map |
| 74347 | Kansas | Delaware | View map |
| 74359 | Oaks | Delaware | View map |
| 74368 | Twin Oaks | Delaware | View map |
Demographics & statistics
41,518
Population
47.4
Median age
$52,181
Median household income
$34,222
Per capita income
$110,444
Median home value
$721
Median monthly rent
73.9%
Home ownership
26.6%
Poverty rate
4.8%
Unemployment
20,536
Housing units
14.9%
Bachelor's or higher
Age distribution
Male
Female
1,092
Under 5
886
1,363
5–9
1,105
1,271
10–14
1,031
1,317
15–19
1,068
1,097
20–24
889
2,439
25–34
1,978
2,353
35–44
1,908
2,665
45–54
2,161
1,608
55–59
1,304
1,953
60–64
1,584
3,320
65–74
2,693
2,050
75–84
1,663
398
85+
322
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 8,288 | 24.0% |
| 18 and over | 33,230 | 76.0% |
| 65 and over | 10,446 | 21.7% |
| Median age | 47.4 years | |
Race & ethnicity
White
63.7%
American Indian / Alaska Native
20.2%
Two or more races
10.9%
Hispanic or Latino
2.2%
Asian
1.4%
Other race
1%
Black or African American
0.4%
Native Hawaiian / Pacific Islander
0.1%
| Group | Count | % |
|---|---|---|
| White | 27,063 | 63.7% |
| American Indian / Alaska Native | 8,582 | 20.2% |
| Two or more races | 4,645 | 10.9% |
| Hispanic or Latino | 948 | 2.2% |
| Asian | 592 | 1.4% |
| Other race | 420 | 1% |
| Black or African American | 165 | 0.4% |
| Native Hawaiian / Pacific Islander | 51 | 0.1% |
Household income
Under $10k
5.3%
$10k–$15k
7.9%
$15k–$25k
12.6%
$25k–$35k
12.2%
$35k–$50k
15.6%
$50k–$75k
16.5%
$75k–$100k
13.0%
$100k–$150k
9.7%
$150k–$200k
3.5%
$200k+
3.6%
| Range | % of households |
|---|---|
| Under $10k | 5.3% |
| $10k–$15k | 7.9% |
| $15k–$25k | 12.6% |
| $25k–$35k | 12.2% |
| $35k–$50k | 15.6% |
| $50k–$75k | 16.5% |
| $75k–$100k | 13.0% |
| $100k–$150k | 9.7% |
| $150k–$200k | 3.5% |
| $200k+ | 3.6% |
| Median income | $52,181 |
Housing
Home values
Under $50k
25.2%
$50k–$100k
21.5%
$100k–$150k
12.8%
$150k–$200k
14.4%
$200k–$300k
11.8%
$300k–$500k
8.6%
$500k–$1M
4.5%
$1M+
1.4%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $110,444 |
| Median rent / month | $721 |
| Owner occupied | 73.9% |
| Renter occupied | 26.1% |
| Vacant | 26.4% |
| Single-family detached | 68.3% |
| Large apartment buildings | 0.5% |
| Mobile homes | 27.2% |
| Median rooms | 5.2 |
| Avg household size (owned) | 2.61 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.1% |
| 2010–2019 | 7.7% |
| 2000–2009 | 13.6% |
| 1990–1999 | 18.0% |
| 1980–1989 | 16.9% |
| 1970–1979 | 21.3% |
| 1960–1969 | 9.8% |
| 1950–1959 | 5.3% |
| 1940–1949 | 2.9% |
| 1939 or earlier | 4.4% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.3% |
| 1 bedroom | 6.9% |
| 2 bedrooms | 22.6% |
| 3 bedrooms | 54.3% |
| 4 bedrooms | 13.4% |
| 5+ bedrooms | 1.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 8.0% |
| 1 vehicle | 27.6% |
| 2 vehicles | 33.6% |
| 3 or more | 30.8% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 10.4% |
| Electricity | 47.8% |
| Propane / LP gas | 20.4% |
| Fuel oil | 0.7% |
| Wood | 14.8% |
| Solar | 0.2% |
| No fuel used | 0.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 8,481 | 50.7% |
| Cohabiting couple | 991 | 4.8% |
| Male householder, no spouse | 3,205 | 18.6% |
| Female householder, no spouse | 4,385 | 25.9% |
| Households with children under 18 | 4,260 | 30.9% |
| Households with seniors (65+) | 7,567 | 41.8% |
| Average household size | 2.72 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 32.5% | 19.8% |
| Married | 49.2% | 50.3% |
| Separated | 2.7% | 4.3% |
| Widowed | 3.8% | 12.0% |
| Divorced | 11.7% | 13.5% |
Education
Less than 9th grade
5.6%
Some HS, no diploma
10.6%
HS graduate
43.0%
Some college, no degree
19.3%
Associate's degree
6.5%
Bachelor's degree
9.8%
Graduate / professional
5.1%
| Metric | % |
|---|---|
| HS diploma or higher | 83.8% |
| Bachelor's or higher | 14.9% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 550 | 5.8% |
| Kindergarten | 506 | 5.8% |
| Elementary school | 3,784 | 48.3% |
| High school | 1,904 | 27.3% |
| College / grad school | 938 | 12.8% |
Employment
Industry of employment
Education & healthcare
22.1%
Manufacturing
13.7%
Retail trade
10.3%
Construction
9.8%
Arts, food & hospitality
8.6%
Agriculture & mining
7.9%
Professional & management
7.3%
Public administration
5.2%
Transportation & utilities
5.0%
Finance & real estate
3.6%
Other services
3.6%
Wholesale trade
2.1%
Information
0.7%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 28.8% |
| Service | 16.6% |
| Sales & office | 21.3% |
| Natural resources & construction | 18.6% |
| Production & transportation | 14.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 71.3% |
| Government | 18.2% |
| Self-employed | 9.4% |
| Unpaid family workers | 1.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 77.3% |
| Carpool | 11.5% |
| Public transit | 0.0% |
| Walk | 1.6% |
| Other means | 1.7% |
| Avg commute (minutes) | 30.7 |
Poverty
All people
26.6%
Under 18 years
37.1%
18 and over
23.6%
Married-couple families
10.7%
Female-led households
41.8%
Income support
| Source | % of households |
|---|---|
| Social Security | 46.2% |
| Retirement income | 27.5% |
| Supplemental Security | 8.4% |
| Cash public assistance | 3.7% |
| Food stamps / SNAP | 18.6% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 43.7% |
| High cholesterol | 36.6% |
| Heart disease | 9.4% |
| Stroke | 4.8% |
| Asthma | 12.3% |
| Arthritis | 31.7% |
| Kidney disease | 3.9% |
| Pulmonary disease | 11.7% |
| Cancer | 7.2% |
| Behavior / access | % |
|---|---|
| Binge drinking | 12.4% |
| No physical activity | 35.9% |
| Less than 7 hrs sleep | 37.7% |
| Fair or poor health | 24.2% |
| Poor mental health | 18.4% |
| Poor physical health | 16.2% |
| No health insurance | 18.8% |
| Visited doctor (checkup) | 76.9% |
| Visited dentist | 51.6% |
| Cholesterol screening | 87.6% |
| Teeth loss | 23.6% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 3,099 | 7.3% |
| Disability | % |
|---|---|
| Any disability | 23.3% |
| Under 18 | 5.9% |
| 18–64 years | 22.4% |
| 65 and over | 45.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 46.1% |
| Public insurance | 45.6% |
| Uninsured under 19 | 19.7% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 39,540 | 95.9% |
| Spanish | 492 | 1.0% |
| Other Indo-European | 210 | 0.3% |
| Asian & Pacific Islander | 56 | 0.1% |
| Other languages | 167 | 0.4% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 40,754 | 98.5% |
| Born in same state | 40,528 | 98.1% |
| Born in different state | 19,509 | 50.7% |
| Foreign born | 226 | 0.4% |
| Naturalized citizen | 764 | 1.5% |
| Not a US citizen | 416 | 51.4% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 4,651 | 11.2% |
| French | 4,171 | 10% |
| Arab | 2,311 | 5.6% |
| English | 516 | 1.2% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 273 | 0.7% |
| German | 127 | 0.3% |
| Irish | 46 | 0.1% |
| Dutch | 37 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 36.8% |
| Internet access | 85.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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