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Missouri ZIP Codes
Linn County
Bucklin, MO
64631
64631 ZIP Code — Bucklin, MO
Linn County, Missouri
ZIP code 64631 is located in
Bucklin ,
Missouri ,
within Linn County .
It covers approximately 88.50 square miles and serves a population of
770 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 660 .
About ZIP code 64631
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 $100,000. Owner-occupancy is high at 80%, well above the national average.
Median household income is $54,375. 40% 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 25 minutes is near the national average.
Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.
Overall, ZIP code 64631 reflects a community defined by high homeownership and a significant Social Security-dependent population.
64631 ZIP code map
View map of 64631
Cities in ZIP code 64631
Below are the cities the US Postal Service accepts for ZIP code 64631. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
770
Population density
9 / sq mi
State FIPS
29
County FIPS
115
Geography
Land area
88.50 sq mi
Water area
0.29 sq mi
Latitude
39.8214
Longitude
-92.8871
Timezone
Central (CT)
Area code
660
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
52.4%
48.5%
43.8%
$50k – $100k
38.7%
32.7%
31.5%
$100k – $200k
7.2%
17.1%
19.5%
Over $200k
1.7%
1.7%
5.2%
Demographics & statistics
$54,375
Median household income
$100,000
Median home value
22.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 183 23.8%
18 and over 587 76.2%
65 and over 176 22.9%
Median age 43.6 years
Race & ethnicity
American Indian / Alaska Native
0.1%
Native Hawaiian / Pacific Islander
0.1%
Group Count %
White 749 96.5%
Two or more races 19 2.4%
Hispanic or Latino 6 0.8%
American Indian / Alaska Native 1 0.1%
Native Hawaiian / Pacific Islander 1 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
52.4%
48.5%
43.8%
$50k – $100k
38.7%
32.7%
31.5%
$100k – $200k
7.2%
17.1%
19.5%
Over $200k
1.7%
1.7%
5.2%
Range % of households
Under $10k 9.0%
$10k–$15k 5.9%
$15k–$25k 10.0%
$25k–$35k 8.1%
$35k–$50k 12.5%
$50k–$75k 25.5%
$75k–$100k 11.2%
$100k–$150k 13.4%
$150k–$200k 2.8%
$200k+ 1.6%
Median income $54,375
Housing
Housing overview
Metric Value
Median home value $100,000
Median rent / month $603
Owner occupied 79.8%
Renter occupied 20.2%
Vacant 29.0%
Single-family detached 86.1%
Large apartment buildings 0.4%
Mobile homes 8.8%
Median rooms 5.8
Avg household size (owned) 2.54
Year built
Era %
2020 or later 2.7%
2010–2019 5.8%
2000–2009 6.6%
1990–1999 8.6%
1980–1989 8.6%
1970–1979 15.3%
1960–1969 8.0%
1950–1959 7.7%
1940–1949 12.4%
1939 or earlier 24.3%
Bedrooms
Size % of units
No bedroom (studio) 3.5%
1 bedroom 6.4%
2 bedrooms 27.4%
3 bedrooms 46.5%
4 bedrooms 13.7%
5+ bedrooms 2.4%
Vehicles per household
Vehicles % of households
No vehicle 3.1%
1 vehicle 32.1%
2 vehicles 39.3%
3 or more 25.5%
Heating fuel
Fuel type %
Utility gas 38.3%
Electricity 26.5%
Propane / LP gas 29.6%
Wood 4.7%
No fuel used 0.9%
Households & families
Household type Count %
Married-couple family 169 52.6%
Cohabiting couple 16 5.0%
Male householder, no spouse 62 19.3%
Female householder, no spouse 74 23.1%
Households with children under 18 88 27.4%
Households with seniors (65+) 132 41.1%
Average household size 2.40
Marital status
Status Male Female
Never married 12.1% 23.9%
Married 63.0% 55.0%
Separated 0.7% 0.0%
Widowed 6.2% 9.1%
Divorced 17.9% 12.1%
Education
Some college, no degree
14.4%
Graduate / professional
8.6%
Metric %
HS diploma or higher 93.6%
Bachelor's or higher 22.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 9 6.5%
Kindergarten 3 2.2%
Elementary school 80 58.0%
High school 33 23.9%
College / grad school 13 9.4%
Employment
Industry of employment
Education & healthcare
28.3%
Agriculture & mining
9.9%
Professional & management
8.7%
Finance & real estate
5.2%
Transportation & utilities
4.4%
Public administration
4.1%
Arts, food & hospitality
2.9%
Occupation
Category %
Management, business & arts 37.9%
Service 19.2%
Sales & office 16.3%
Natural resources & construction 2.6%
Production & transportation 23.9%
Employment type
Type %
Private sector 70.0%
Government 14.3%
Self-employed 14.3%
Unpaid family workers 1.5%
Commute
Method %
Drive alone 73.3%
Carpool 9.8%
Public transit 0.0%
Walk 1.2%
Work from home 15.6%
Other means 0.0%
Avg commute (minutes) 24.5
Poverty
Married-couple families
8.9%
Female-led households
31.6%
Income support
Source % of households
Social Security 40.2%
Retirement income 27.4%
Supplemental Security 3.4%
Cash public assistance 2.2%
Food stamps / SNAP 7.2%
Health indicators
Condition %
Obesity 36.4%
High blood pressure 36.0%
High cholesterol 38.5%
Diabetes 12.0%
Heart disease 8.8%
Stroke 3.8%
Asthma 9.0%
Arthritis 32.3%
Kidney disease 3.4%
Pulmonary disease 9.5%
Cancer 8.6%
Behavior / access %
Smoking 19.4%
Binge drinking 14.8%
No physical activity 25.4%
Less than 7 hrs sleep 30.9%
Depression 23.2%
Fair or poor health 17.0%
Poor mental health 14.1%
Poor physical health 12.4%
No health insurance 14.3%
Visited doctor (checkup) 76.4%
Visited dentist 59.4%
Cholesterol screening 90.7%
Teeth loss 17.5%
Veterans & disability
Veterans Count %
Civilian veterans 46 7.8%
Disability %
Any disability 15.3%
Under 18 8.7%
18–64 years 14.4%
65 and over 24.4%
Health insurance coverage
Type %
Private insurance 72.1%
Public insurance 34.4%
No insurance 7.0%
Uninsured under 19 2.1%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 720 93.5%
Spanish 0 0.0%
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) 767 99.6%
Born in same state 764 99.2%
Born in different state 605 78.6%
Foreign born 3 0.4%
Naturalized citizen 3 0.4%
Not a US citizen 1 33.3%
Ancestry
Ancestry Count %
French 97 12.6%
Italian 80 10.4%
Arab 45 5.8%
Ancestry Count %
Polish 12 1.6%
English 10 1.3%
Dutch 4 0.5%
Technology access
Metric % of households
Computer access 41.7%
Internet access 91.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 64631
What city is ZIP code 64631 in?
ZIP code 64631 is primarily assigned to Bucklin, Missouri.
What county is ZIP code 64631 in?
ZIP code 64631 falls within Linn County, Missouri.
Does ZIP code 64631 have a large retiree population?
40% of households in ZIP code 64631 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 64631?
The median home value in ZIP code 64631 is $100,000.
What is the population of ZIP code 64631?
ZIP code 64631 has an estimated population of 770 residents, with a density of 9 people per square mile.
What is the median household income in ZIP code 64631?
The median household income in ZIP code 64631 is $54,375, below the national median of ~$75,000.
What timezone is ZIP code 64631 in?
ZIP code 64631 observes the CST timezone.
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