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Indiana ZIP Codes
Putnam County
Coatesville, IN
46121
46121 ZIP Code — Coatesville, IN
Putnam County, Indiana
ZIP code 46121 is located in
Coatesville ,
Indiana ,
within Putnam County .
It covers approximately 55.26 square miles and serves a population of
4,727 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 765 .
About ZIP code 46121
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 $227,800. Owner-occupancy is high at 90%, well above the national average.
Median household income is $76,945.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 32 minutes is near the national average.
Educational attainment is near the national average, with 21% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of smoking (22%) compared to national benchmarks.
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Cities in ZIP code 46121
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
4,727
Population density
86 / sq mi
State FIPS
18
County FIPS
133
Geography
Land area
55.26 sq mi
Water area
0.69 sq mi
Latitude
39.6660
Longitude
-86.6634
Timezone
Eastern (ET)
Area code
765
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.3%
38.9%
42.9%
$50k – $100k
50.3%
39.1%
32.7%
$100k – $200k
22.7%
19.8%
19.8%
Over $200k
2.8%
2.2%
4.5%
Demographics & statistics
$76,945
Median household income
$227,800
Median home value
$1,178
Median monthly rent
21.0%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 1,158 24.5%
18 and over 3,569 75.5%
65 and over 506 10.7%
Median age 33.5 years
Race & ethnicity
American Indian / Alaska Native
0.3%
Group Count %
White 4,655 97.5%
Hispanic or Latino 46 1%
Two or more races 44 0.9%
American Indian / Alaska Native 16 0.3%
Other race 12 0.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.3%
38.9%
42.9%
$50k – $100k
50.3%
39.1%
32.7%
$100k – $200k
22.7%
19.8%
19.8%
Over $200k
2.8%
2.2%
4.5%
Range % of households
Under $10k 5.0%
$10k–$15k 2.6%
$15k–$25k 3.9%
$25k–$35k 1.9%
$35k–$50k 5.5%
$50k–$75k 23.6%
$75k–$100k 25.5%
$100k–$150k 16.0%
$150k–$200k 9.8%
$200k+ 6.3%
Median income $76,945
Housing
Housing overview
Metric Value
Median home value $227,800
Median rent / month $1,178
Owner occupied 89.7%
Renter occupied 10.3%
Vacant 10.7%
Single-family detached 97.2%
Large apartment buildings 0.0%
Mobile homes 2.0%
Median rooms 6.5
Avg household size (owned) 2.47
Year built
Era %
2020 or later 2.6%
2010–2019 5.6%
2000–2009 23.8%
1990–1999 28.1%
1980–1989 12.0%
1970–1979 6.4%
1960–1969 3.9%
1950–1959 4.9%
1940–1949 3.6%
1939 or earlier 9.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.7%
2 bedrooms 13.3%
3 bedrooms 70.1%
4 bedrooms 12.2%
5+ bedrooms 3.7%
Vehicles per household
Vehicles % of households
No vehicle 3.4%
1 vehicle 10.6%
2 vehicles 48.1%
3 or more 37.9%
Heating fuel
Fuel type %
Utility gas 2.7%
Electricity 52.4%
Propane / LP gas 33.2%
Fuel oil 4.6%
Wood 4.7%
Solar 1.5%
No fuel used 0.9%
Households & families
Household type Count %
Married-couple family 896 49.0%
Cohabiting couple 417 22.8%
Male householder, no spouse 200 10.9%
Female householder, no spouse 316 17.3%
Households with children under 18 742 40.6%
Households with seniors (65+) 439 24.0%
Average household size 2.58
Marital status
Status Male Female
Never married 37.1% 25.1%
Married 48.4% 51.7%
Separated 1.9% 0.2%
Widowed 1.9% 7.5%
Divorced 10.8% 15.4%
Education
Some college, no degree
32.6%
Graduate / professional
4.6%
Metric %
HS diploma or higher 92.7%
Bachelor's or higher 21.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 77 6.6%
Kindergarten 18 1.5%
Elementary school 576 49.2%
High school 212 18.1%
College / grad school 287 24.5%
Employment
Industry of employment
Education & healthcare
18.8%
Transportation & utilities
10.0%
Finance & real estate
6.6%
Professional & management
6.5%
Public administration
5.6%
Arts, food & hospitality
3.6%
Agriculture & mining
2.2%
Occupation
Category %
Management, business & arts 29.3%
Service 14.2%
Sales & office 20.7%
Natural resources & construction 9.7%
Production & transportation 26.1%
Employment type
Type %
Private sector 77.4%
Government 12.6%
Self-employed 10.1%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 86.3%
Carpool 4.6%
Public transit 0.0%
Walk 0.3%
Work from home 8.3%
Other means 0.5%
Avg commute (minutes) 31.8
Poverty
Married-couple families
2.2%
Female-led households
30.5%
Income support
Source % of households
Social Security 25.7%
Retirement income 19.8%
Supplemental Security 4.9%
Cash public assistance 0.7%
Food stamps / SNAP 4.3%
Health indicators
Condition %
Obesity 37.9%
High blood pressure 35.1%
High cholesterol 36.2%
Diabetes 11.0%
Heart disease 6.8%
Stroke 3.0%
Asthma 9.7%
Arthritis 27.1%
Kidney disease 2.8%
Pulmonary disease 8.2%
Cancer 6.8%
Behavior / access %
Smoking 21.6%
Binge drinking 16.1%
No physical activity 26.3%
Less than 7 hrs sleep 34.4%
Depression 23.5%
Fair or poor health 15.1%
Poor mental health 15.4%
Poor physical health 11.0%
No health insurance 12.4%
Visited doctor (checkup) 73.7%
Visited dentist 63.2%
Cholesterol screening 89.6%
Teeth loss 15.0%
Veterans & disability
Veterans Count %
Civilian veterans 293 8.2%
Disability %
Any disability 8.5%
Under 18 5.8%
18–64 years 5.8%
65 and over 30.8%
Health insurance coverage
Type %
Private insurance 78.0%
Public insurance 27.5%
No insurance 5.3%
Uninsured under 19 1.7%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 4,330 91.6%
Spanish 32 0.7%
Other Indo-European 12 0.3%
Asian & Pacific Islander 20 0.5%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 4,691 99.2%
Born in same state 4,674 98.9%
Born in different state 3,921 82.9%
Foreign born 17 0.4%
Naturalized citizen 36 0.8%
Not a US citizen 16 44.4%
Ancestry
Ancestry Count %
Arab 661 14%
Italian 509 10.8%
French 475 10%
English 23 0.5%
Ancestry Count %
German 9 0.2%
Polish 9 0.2%
Norwegian 6 0.1%
Technology access
Metric % of households
Computer access 38.7%
Internet access 98.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 46121
What city is ZIP code 46121 in?
ZIP code 46121 is primarily assigned to Coatesville, Indiana.
What county is ZIP code 46121 in?
ZIP code 46121 falls within Hendricks County, Indiana.
Is ZIP code 46121 mostly owner-occupied?
90% of occupied units in ZIP code 46121 are owner-occupied, well above the national average.
What is the population of ZIP code 46121?
ZIP code 46121 has an estimated population of 4,727 residents, with a density of 86 people per square mile.
What is the typical home value in ZIP code 46121?
The median home value in ZIP code 46121 is $227,800.
What is the median household income in ZIP code 46121?
The median household income in ZIP code 46121 is $76,945, above the national median of ~$75,000.
What timezone is ZIP code 46121 in?
ZIP code 46121 observes the EST timezone.
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