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Missouri ZIP Codes
Polk County
Dunnegan, MO
65640
65640 ZIP Code — Dunnegan, MO
Polk County, Missouri
ZIP code 65640 is located in
Dunnegan ,
Missouri ,
within Polk County .
It covers approximately 39.36 square miles and serves a population of
1,343 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 417 .
About ZIP code 65640
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $170,800.
Median household income is $56,081. Poverty affects 22% of residents, above the national average.
The dominant occupation class is management, business, and professional, with arts, entertainment, and food service as the leading industry. The average commute of 34 minutes is near the national average.
College attainment at 6% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (26%) compared to national benchmarks. 27% of residents lack health insurance, above the national average.
Overall, ZIP code 65640 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, and high homeownership.
65640 ZIP code map
View map of 65640
Cities in ZIP code 65640
Below are the cities the US Postal Service accepts for ZIP code 65640. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,343
Population density
34 / sq mi
State FIPS
29
County FIPS
167
Geography
Land area
39.36 sq mi
Water area
0.10 sq mi
Latitude
37.7046
Longitude
-93.5321
Timezone
Central (CT)
Area code
417
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
30.2%
54.9%
43.8%
$50k – $100k
67.2%
28.6%
31.5%
$100k – $200k
2.6%
13.6%
19.5%
Over $200k
0.0%
2.9%
5.2%
Demographics & statistics
$56,081
Median household income
$170,800
Median home value
Age distribution
Age summary
Group Count %
Under 18 623 46.4%
18 and over 720 53.6%
65 and over 99 7.4%
Median age 27.2 years
Race & ethnicity
Group Count %
White 1,343 100%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
30.2%
54.9%
43.8%
$50k – $100k
67.2%
28.6%
31.5%
$100k – $200k
2.6%
13.6%
19.5%
Over $200k
0.0%
2.9%
5.2%
Range % of households
$10k–$15k 4.2%
$15k–$25k 9.3%
$25k–$35k 3.0%
$35k–$50k 6.0%
$50k–$75k 62.2%
$75k–$100k 10.5%
$100k–$150k 2.4%
$200k+ 2.4%
Median income $56,081
Housing
Housing overview
Metric Value
Median home value $170,800
Median rent / month $0
Owner occupied 100.0%
Renter occupied 0.0%
Vacant 19.8%
Single-family detached 94.9%
Large apartment buildings 0.0%
Mobile homes 5.1%
Median rooms 6.2
Avg household size (owned) 4.03
Year built
Era %
2020 or later 0.0%
2010–2019 18.1%
2000–2009 25.8%
1990–1999 2.4%
1980–1989 15.4%
1970–1979 21.7%
1960–1969 2.4%
1950–1959 0.0%
1940–1949 0.0%
1939 or earlier 14.2%
Bedrooms
Size % of units
No bedroom (studio) 1.9%
1 bedroom 2.4%
2 bedrooms 15.9%
3 bedrooms 49.6%
4 bedrooms 22.7%
5+ bedrooms 7.5%
Vehicles per household
Vehicles % of households
No vehicle 9.6%
1 vehicle 7.2%
2 vehicles 10.2%
3 or more 73.0%
Heating fuel
Fuel type %
Electricity 53.2%
Propane / LP gas 25.2%
Wood 19.8%
Households & families
Household type Count %
Married-couple family 261 78.4%
Cohabiting couple 43 12.9%
Male householder, no spouse 0 0.0%
Female householder, no spouse 29 8.7%
Households with children under 18 209 62.8%
Households with seniors (65+) 58 17.4%
Average household size 4.03
Marital status
Status Male Female
Never married 19.9% 24.0%
Married 80.1% 69.8%
Separated 0.0% 0.0%
Widowed 0.0% 3.0%
Divorced 0.0% 3.2%
Education
Less than 9th grade
10.2%
Some college, no degree
45.5%
Graduate / professional
3.6%
Metric %
HS diploma or higher 84.8%
Bachelor's or higher 6.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 25 8.8%
Kindergarten 8 2.8%
Elementary school 226 79.3%
High school 8 2.8%
College / grad school 18 6.3%
Employment
Industry of employment
Arts, food & hospitality
33.3%
Agriculture & mining
4.6%
Public administration
2.6%
Professional & management
2.0%
Education & healthcare
1.8%
Occupation
Category %
Management, business & arts 32.1%
Service 11.8%
Sales & office 27.3%
Natural resources & construction 20.3%
Production & transportation 8.4%
Employment type
Type %
Private sector 55.0%
Government 3.6%
Self-employed 41.4%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 72.7%
Carpool 3.6%
Public transit 0.0%
Walk 2.0%
Work from home 17.1%
Other means 4.6%
Avg commute (minutes) 34.2
Poverty
Married-couple families
22.6%
Female-led households
0.0%
Income support
Source % of households
Social Security 19.5%
Retirement income 16.2%
Supplemental Security 1.8%
Cash public assistance 0.0%
Food stamps / SNAP 3.3%
Health indicators
Condition %
Obesity 38.3%
High blood pressure 35.1%
High cholesterol 36.6%
Diabetes 12.7%
Heart disease 8.6%
Stroke 4.0%
Asthma 10.2%
Arthritis 31.6%
Kidney disease 3.4%
Pulmonary disease 10.9%
Cancer 6.9%
Behavior / access %
Smoking 25.5%
Binge drinking 16.2%
No physical activity 29.8%
Less than 7 hrs sleep 35.0%
Depression 25.6%
Fair or poor health 20.5%
Poor mental health 16.9%
Poor physical health 14.5%
No health insurance 17.3%
Visited doctor (checkup) 73.1%
Visited dentist 52.7%
Cholesterol screening 87.6%
Teeth loss 21.9%
Veterans & disability
Veterans Count %
Civilian veterans 29 4.0%
Disability %
Any disability 2.8%
Under 18 0.0%
18–64 years 2.6%
65 and over 21.2%
Health insurance coverage
Type %
Private insurance 58.6%
Public insurance 19.3%
No insurance 26.7%
Uninsured under 19 26.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,045 77.8%
Spanish 50 4.8%
Other Indo-European 0 0.0%
Asian & Pacific Islander 50 4.8%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,343 100.0%
Born in same state 1,343 100.0%
Born in different state 831 61.9%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
French 257 19.1%
Arab 69 5.1%
Ancestry Count %
Italian 22 1.6%
Technology access
Metric % of households
Computer access 24.8%
Internet access 84.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 65640
What city is ZIP code 65640 in?
ZIP code 65640 is primarily assigned to Dunnegan, Missouri.
What county is ZIP code 65640 in?
ZIP code 65640 falls within Polk County, Missouri.
Is ZIP code 65640 family-oriented?
46% of residents in ZIP code 65640 are under 18, reflecting a younger, family-oriented community.
How educated is the population of ZIP code 65640?
6% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What is the poverty rate in ZIP code 65640?
22% of residents in ZIP code 65640 live below the poverty line, above the national average.
What is the typical home value in ZIP code 65640?
The median home value in ZIP code 65640 is $170,800.
What timezone is ZIP code 65640 in?
ZIP code 65640 observes the CST timezone.
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