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Tennessee ZIP Codes
Henry County
Cottage Grove, TN
38224
38224 ZIP Code — Cottage Grove, TN
Henry County, Tennessee
ZIP code 38224 is located in
Cottage Grove ,
Tennessee ,
within Henry County .
It covers approximately 59.86 square miles and serves a population of
860 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 731 .
About ZIP code 38224
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $146,300. Owner-occupancy is high at 83%, well above the national average.
Median household income is $55,714. Poverty affects 19% of residents, above the national average. 47% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is production, transportation, and material moving, with manufacturing as the leading industry. The average commute of 33 minutes is near the national average.
College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (25%) compared to national benchmarks. 23% of residents lack health insurance, above the national average.
Notable community characteristics include disability rates above the national average at 24%.
Overall, ZIP code 38224 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.
38224 ZIP code map
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Cities in ZIP code 38224
Below are the cities the US Postal Service accepts for ZIP code 38224. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
860
Population density
14 / sq mi
State FIPS
47
County FIPS
079
Geography
Land area
59.86 sq mi
Water area
0.17 sq mi
Latitude
36.3975
Longitude
-88.4850
Timezone
Central (CT)
Area code
731
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
52.6%
59.2%
45.7%
$50k – $100k
33.1%
25.5%
30.9%
$100k – $200k
9.8%
13.8%
18.3%
Over $200k
4.5%
1.4%
5.1%
Demographics & statistics
$55,714
Median household income
$146,300
Median home value
13.6%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 160 18.6%
18 and over 700 81.4%
65 and over 181 21.0%
Median age 47.7 years
Race & ethnicity
Black or African American
2.4%
Native Hawaiian / Pacific Islander
1.6%
American Indian / Alaska Native
0.1%
Group Count %
White 785 91.3%
Two or more races 39 4.5%
Black or African American 21 2.4%
Native Hawaiian / Pacific Islander 14 1.6%
American Indian / Alaska Native 1 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
52.6%
59.2%
45.7%
$50k – $100k
33.1%
25.5%
30.9%
$100k – $200k
9.8%
13.8%
18.3%
Over $200k
4.5%
1.4%
5.1%
Range % of households
Under $10k 3.0%
$10k–$15k 8.2%
$15k–$25k 10.5%
$25k–$35k 8.9%
$35k–$50k 15.1%
$50k–$75k 16.1%
$75k–$100k 22.7%
$100k–$150k 11.2%
$200k+ 4.3%
Median income $55,714
Housing
Housing overview
Metric Value
Median home value $146,300
Median rent / month $617
Owner occupied 82.6%
Renter occupied 17.4%
Vacant 14.4%
Single-family detached 65.4%
Large apartment buildings 0.0%
Mobile homes 31.8%
Median rooms 5.7
Avg household size (owned) 2.68
Year built
Era %
2020 or later 0.0%
2010–2019 1.1%
2000–2009 9.0%
1990–1999 13.2%
1980–1989 12.4%
1970–1979 15.8%
1960–1969 26.2%
1950–1959 2.0%
1940–1949 2.0%
1939 or earlier 18.3%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 2.5%
2 bedrooms 25.6%
3 bedrooms 53.8%
4 bedrooms 14.4%
5+ bedrooms 3.7%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 20.1%
2 vehicles 47.7%
3 or more 32.2%
Heating fuel
Fuel type %
Utility gas 11.2%
Electricity 66.8%
Propane / LP gas 18.4%
Wood 2.3%
Households & families
Household type Count %
Married-couple family 154 50.7%
Cohabiting couple 32 10.5%
Male householder, no spouse 65 21.4%
Female householder, no spouse 53 17.4%
Households with children under 18 74 24.3%
Households with seniors (65+) 143 47.0%
Average household size 2.83
Marital status
Status Male Female
Never married 5.9% 18.4%
Married 71.3% 56.8%
Separated 6.2% 0.6%
Widowed 4.7% 13.6%
Divorced 12.0% 10.6%
Education
Some college, no degree
17.8%
Graduate / professional
0.4%
Metric %
HS diploma or higher 90.9%
Bachelor's or higher 13.6%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 1 1.6%
Kindergarten 17 27.9%
Elementary school 38 62.3%
High school 1 1.6%
College / grad school 4 6.6%
Employment
Industry of employment
Agriculture & mining
10.2%
Transportation & utilities
9.0%
Finance & real estate
6.8%
Arts, food & hospitality
6.8%
Education & healthcare
6.1%
Public administration
4.6%
Professional & management
1.7%
Occupation
Category %
Management, business & arts 14.1%
Service 6.1%
Sales & office 22.1%
Natural resources & construction 27.5%
Production & transportation 30.2%
Employment type
Type %
Private sector 82.5%
Government 6.6%
Self-employed 8.0%
Unpaid family workers 2.9%
Commute
Method %
Drive alone 86.4%
Carpool 2.5%
Public transit 0.8%
Walk 3.0%
Work from home 2.2%
Other means 5.0%
Avg commute (minutes) 32.5
Poverty
Married-couple families
16.9%
Female-led households
17.9%
Income support
Source % of households
Social Security 46.7%
Retirement income 31.6%
Supplemental Security 9.5%
Cash public assistance 0.0%
Food stamps / SNAP 15.1%
Health indicators
Condition %
Obesity 38.2%
High blood pressure 39.6%
High cholesterol 37.4%
Diabetes 13.1%
Heart disease 8.1%
Stroke 3.8%
Asthma 10.3%
Arthritis 30.9%
Kidney disease 3.3%
Pulmonary disease 10.1%
Cancer 7.0%
Behavior / access %
Smoking 25.3%
Binge drinking 14.2%
No physical activity 27.7%
Less than 7 hrs sleep 35.5%
Depression 26.7%
Fair or poor health 18.3%
Poor mental health 17.4%
Poor physical health 12.9%
No health insurance 17.5%
Visited doctor (checkup) 75.6%
Visited dentist 56.3%
Cholesterol screening 89.5%
Teeth loss 20.0%
Veterans & disability
Veterans Count %
Civilian veterans 52 7.4%
Disability %
Any disability 24.0%
Under 18 15.0%
18–64 years 13.9%
65 and over 60.8%
Health insurance coverage
Type %
Private insurance 48.7%
Public insurance 42.6%
No insurance 23.1%
Uninsured under 19 31.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 781 90.8%
Spanish 1 0.1%
Other Indo-European 1 0.1%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 860 100.0%
Born in same state 847 98.5%
Born in different state 463 53.8%
Foreign born 13 1.5%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Arab 410 47.7%
French 59 6.9%
Italian 20 2.3%
Ancestry Count %
Irish 8 0.9%
Dutch 3 0.3%
English 1 0.1%
Technology access
Metric % of households
Computer access 35.3%
Internet access 86.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 38224
What city is ZIP code 38224 in?
ZIP code 38224 is primarily assigned to Cottage Grove, Tennessee.
What county is ZIP code 38224 in?
ZIP code 38224 falls within Henry County, Tennessee.
Does ZIP code 38224 have a large retiree population?
47% of households in ZIP code 38224 receive Social Security income, suggesting a significant retiree or disability population.
What is the poverty rate in ZIP code 38224?
19% of residents in ZIP code 38224 live below the poverty line, above the national average.
How educated is the population of ZIP code 38224?
14% 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 38224 mostly owner-occupied?
83% of occupied units in ZIP code 38224 are owner-occupied, well above the national average.
What timezone is ZIP code 38224 in?
ZIP code 38224 observes the CST timezone.
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