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Missouri ZIP Codes
Greene County
Walnut Grove, MO
65770
65770 ZIP Code — Walnut Grove, MO
Greene County, Missouri
ZIP code 65770 is located in
Walnut Grove ,
Missouri ,
within Greene County .
It covers approximately 95.72 square miles and serves a population of
2,655 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 417 .
About ZIP code 65770
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $157,700. Owner-occupancy is high at 85%, well above the national average.
The gap between median ($54,485) and mean household income suggests income inequality — a small number of higher earners pull the average up. 45% 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 33 minutes is near the national average.
College attainment at 13% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (22%) compared to national benchmarks.
Overall, ZIP code 65770 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
65770 ZIP code map
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Cities in ZIP code 65770
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,655
Population density
28 / sq mi
State FIPS
29
County FIPS
077
Geography
Land area
95.72 sq mi
Water area
0.24 sq mi
Latitude
37.4077
Longitude
-93.5279
Timezone
Central (CT)
Area code
417
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
46.1%
52.2%
43.8%
$50k – $100k
39.4%
30.3%
31.5%
$100k – $200k
12.3%
14.5%
19.5%
Over $200k
2.2%
2.9%
5.2%
Demographics & statistics
$54,485
Median household income
$157,700
Median home value
13.3%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 599 22.6%
18 and over 2,056 77.4%
65 and over 660 24.9%
Median age 43.6 years
Race & ethnicity
American Indian / Alaska Native
0.2%
Black or African American
0.1%
Group Count %
White 2,214 76.3%
Two or more races 263 9.1%
Hispanic or Latino 248 8.5%
Other race 140 4.8%
Asian 29 1%
American Indian / Alaska Native 7 0.2%
Black or African American 2 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
46.1%
52.2%
43.8%
$50k – $100k
39.4%
30.3%
31.5%
$100k – $200k
12.3%
14.5%
19.5%
Over $200k
2.2%
2.9%
5.2%
Range % of households
Under $10k 3.5%
$10k–$15k 5.0%
$15k–$25k 10.9%
$25k–$35k 7.8%
$35k–$50k 15.5%
$50k–$75k 17.1%
$75k–$100k 13.3%
$100k–$150k 15.7%
$150k–$200k 6.3%
$200k+ 4.8%
Median income $54,485
Housing
Housing overview
Metric Value
Median home value $157,700
Median rent / month $735
Owner occupied 84.7%
Renter occupied 15.3%
Vacant 7.8%
Single-family detached 85.2%
Large apartment buildings 0.2%
Mobile homes 9.6%
Median rooms 5.6
Avg household size (owned) 2.61
Year built
Era %
2020 or later 1.6%
2010–2019 8.9%
2000–2009 15.6%
1990–1999 18.9%
1980–1989 4.2%
1970–1979 12.5%
1960–1969 9.7%
1950–1959 4.9%
1940–1949 6.5%
1939 or earlier 17.3%
Bedrooms
Size % of units
No bedroom (studio) 0.4%
1 bedroom 7.2%
2 bedrooms 25.2%
3 bedrooms 53.8%
4 bedrooms 11.7%
5+ bedrooms 1.7%
Vehicles per household
Vehicles % of households
No vehicle 2.2%
1 vehicle 26.6%
2 vehicles 41.2%
3 or more 30.1%
Heating fuel
Fuel type %
Utility gas 16.9%
Electricity 32.9%
Propane / LP gas 34.8%
Wood 11.2%
No fuel used 0.8%
Households & families
Household type Count %
Married-couple family 690 65.3%
Cohabiting couple 39 3.7%
Male householder, no spouse 141 13.3%
Female householder, no spouse 187 17.7%
Households with children under 18 301 28.5%
Households with seniors (65+) 451 42.7%
Average household size 2.50
Marital status
Status Male Female
Never married 24.5% 14.4%
Married 64.9% 66.5%
Separated 1.8% 1.7%
Widowed 2.6% 7.9%
Divorced 6.2% 9.5%
Education
Some HS, no diploma
13.0%
Some college, no degree
20.2%
Graduate / professional
3.6%
Metric %
HS diploma or higher 83.2%
Bachelor's or higher 13.3%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 31 5.5%
Kindergarten 71 12.5%
Elementary school 235 41.5%
High school 145 25.6%
College / grad school 84 14.8%
Employment
Industry of employment
Education & healthcare
22.2%
Professional & management
9.8%
Transportation & utilities
6.1%
Finance & real estate
4.0%
Public administration
3.2%
Agriculture & mining
1.5%
Arts, food & hospitality
1.1%
Occupation
Category %
Management, business & arts 30.8%
Service 9.2%
Sales & office 29.7%
Natural resources & construction 16.4%
Production & transportation 13.9%
Employment type
Type %
Private sector 76.2%
Government 12.7%
Self-employed 11.2%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 84.2%
Carpool 7.7%
Public transit 0.0%
Walk 0.0%
Work from home 7.1%
Other means 1.0%
Avg commute (minutes) 33.1
Poverty
Married-couple families
5.9%
Female-led households
15.5%
Income support
Source % of households
Social Security 44.6%
Retirement income 29.5%
Supplemental Security 7.9%
Cash public assistance 0.2%
Food stamps / SNAP 9.8%
Health indicators
Condition %
Obesity 35.6%
High blood pressure 32.7%
High cholesterol 35.4%
Diabetes 11.0%
Heart disease 7.4%
Stroke 3.4%
Asthma 9.6%
Arthritis 29.8%
Kidney disease 3.1%
Pulmonary disease 9.0%
Cancer 7.0%
Behavior / access %
Smoking 21.6%
Binge drinking 16.7%
No physical activity 25.6%
Less than 7 hrs sleep 32.5%
Depression 25.3%
Fair or poor health 17.1%
Poor mental health 16.1%
Poor physical health 12.5%
No health insurance 15.4%
Visited doctor (checkup) 74.3%
Visited dentist 59.1%
Cholesterol screening 88.4%
Teeth loss 17.8%
Veterans & disability
Veterans Count %
Civilian veterans 153 7.4%
Disability %
Any disability 16.6%
Under 18 5.4%
18–64 years 14.0%
65 and over 32.0%
Health insurance coverage
Type %
Private insurance 61.5%
Public insurance 43.9%
No insurance 10.2%
Uninsured under 19 9.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 2,525 95.1%
Spanish 35 1.4%
Other Indo-European 0 0.0%
Asian & Pacific Islander 29 1.1%
Other languages 6 0.2%
Place of birth & citizenship
Origin Count %
Native born (US) 2,616 98.5%
Born in same state 2,605 98.1%
Born in different state 1,973 74.3%
Foreign born 11 0.4%
Naturalized citizen 39 1.5%
Not a US citizen 4 10.3%
Ancestry
Ancestry Count %
French 357 13.4%
Italian 272 10.2%
Arab 227 8.5%
English 26 1%
Ancestry Count %
German 6 0.2%
Polish 6 0.2%
Dutch 3 0.1%
Technology access
Metric % of households
Computer access 39.8%
Internet access 84.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 65770
What city is ZIP code 65770 in?
ZIP code 65770 is primarily assigned to Walnut Grove, Missouri.
What county is ZIP code 65770 in?
ZIP code 65770 falls within Greene County, Missouri.
How educated is the population of ZIP code 65770?
13% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is ZIP code 65770 mostly owner-occupied?
85% of occupied units in ZIP code 65770 are owner-occupied, well above the national average.
Does ZIP code 65770 have a large retiree population?
45% of households in ZIP code 65770 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 65770?
The median home value in ZIP code 65770 is $157,700.
What timezone is ZIP code 65770 in?
ZIP code 65770 observes the CST timezone.
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