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Illinois ZIP Codes
Cass County
Arenzville, IL
62611
62611 ZIP Code — Arenzville, IL
Cass County, Illinois
ZIP code 62611 is located in
Arenzville ,
Illinois ,
within Cass County .
It covers approximately 72.58 square miles and serves a population of
1,114 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 217 .
About ZIP code 62611
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 $131,800. Owner-occupancy is high at 95%, well above the national average.
Median household income is $64,375. The poverty rate of 4% is below the national average. 36% 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 24 minutes is near the national average.
Educational attainment is near the national average, with 37% of residents holding a bachelor's degree or higher.
Overall, ZIP code 62611 reflects a community defined by high homeownership and a significant Social Security-dependent population.
62611 ZIP code map
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Cities in ZIP code 62611
Below are the cities the US Postal Service accepts for ZIP code 62611. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,114
Population density
15 / sq mi
State FIPS
17
County FIPS
017
Geography
Land area
72.58 sq mi
Water area
1.49 sq mi
Latitude
39.8892
Longitude
-90.4015
Timezone
Central (CT)
Area code
217
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
31.5%
44.6%
37.2%
$50k – $100k
40.4%
36.0%
29.6%
$100k – $200k
25.9%
17.8%
24.4%
Over $200k
2.2%
1.7%
8.8%
Demographics & statistics
$64,375
Median household income
$131,800
Median home value
$1,094
Median monthly rent
36.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 266 23.9%
18 and over 848 76.1%
65 and over 282 25.3%
Median age 39.0 years
Race & ethnicity
Native Hawaiian / Pacific Islander
0.1%
Group Count %
White 1,107 99.4%
Two or more races 6 0.5%
Native Hawaiian / Pacific Islander 1 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
31.5%
44.6%
37.2%
$50k – $100k
40.4%
36.0%
29.6%
$100k – $200k
25.9%
17.8%
24.4%
Over $200k
2.2%
1.7%
8.8%
Range % of households
Under $10k 1.1%
$10k–$15k 4.9%
$15k–$25k 1.9%
$25k–$35k 6.1%
$35k–$50k 21.8%
$50k–$75k 26.7%
$75k–$100k 6.4%
$100k–$150k 13.8%
$150k–$200k 13.3%
$200k+ 4.0%
Median income $64,375
Housing
Housing overview
Metric Value
Median home value $131,800
Median rent / month $1,094
Owner occupied 94.7%
Renter occupied 5.3%
Vacant 3.7%
Single-family detached 84.5%
Large apartment buildings 0.0%
Mobile homes 13.5%
Median rooms 6.5
Avg household size (owned) 2.36
Year built
Era %
2020 or later 7.1%
2010–2019 15.7%
2000–2009 4.3%
1990–1999 6.9%
1980–1989 8.0%
1970–1979 19.4%
1960–1969 7.1%
1950–1959 1.8%
1940–1949 0.4%
1939 or earlier 29.2%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 1.6%
2 bedrooms 27.1%
3 bedrooms 43.5%
4 bedrooms 18.0%
5+ bedrooms 9.8%
Vehicles per household
Vehicles % of households
No vehicle 1.5%
1 vehicle 10.4%
2 vehicles 41.3%
3 or more 46.8%
Heating fuel
Fuel type %
Utility gas 27.3%
Electricity 11.0%
Propane / LP gas 39.8%
Wood 12.9%
No fuel used 1.5%
Households & families
Household type Count %
Married-couple family 315 66.7%
Cohabiting couple 25 5.3%
Male householder, no spouse 58 12.3%
Female householder, no spouse 74 15.7%
Households with children under 18 110 23.3%
Households with seniors (65+) 196 41.5%
Average household size 2.36
Marital status
Status Male Female
Never married 10.5% 15.9%
Married 75.3% 67.7%
Separated 0.2% 2.1%
Widowed 2.8% 8.7%
Divorced 11.2% 5.7%
Education
Some college, no degree
15.1%
Graduate / professional
2.4%
Metric %
HS diploma or higher 95.0%
Bachelor's or higher 36.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 25 9.9%
Kindergarten 17 6.7%
Elementary school 127 50.4%
High school 71 28.2%
College / grad school 12 4.8%
Employment
Industry of employment
Education & healthcare
18.4%
Agriculture & mining
13.0%
Finance & real estate
9.9%
Professional & management
9.9%
Public administration
3.4%
Transportation & utilities
3.0%
Arts, food & hospitality
1.7%
Occupation
Category %
Management, business & arts 42.3%
Service 6.1%
Sales & office 20.3%
Natural resources & construction 17.9%
Production & transportation 13.4%
Employment type
Type %
Private sector 75.8%
Government 15.5%
Self-employed 8.8%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 74.5%
Carpool 6.5%
Public transit 0.0%
Walk 0.6%
Work from home 18.4%
Other means 0.0%
Avg commute (minutes) 23.5
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 36.2%
Retirement income 29.9%
Supplemental Security 7.2%
Cash public assistance 0.8%
Food stamps / SNAP 0.6%
Health indicators
Condition %
Obesity 34.7%
High blood pressure 33.9%
High cholesterol 34.8%
Diabetes 10.0%
Heart disease 6.9%
Stroke 3.1%
Asthma 9.5%
Arthritis 28.2%
Kidney disease 2.9%
Pulmonary disease 7.6%
Cancer 7.4%
Behavior / access %
Smoking 18.8%
Binge drinking 15.3%
No physical activity 25.4%
Less than 7 hrs sleep 32.1%
Depression 17.7%
Fair or poor health 14.1%
Poor mental health 12.7%
Poor physical health 10.1%
No health insurance 10.6%
Visited doctor (checkup) 77.1%
Visited dentist 65.3%
Cholesterol screening 90.3%
Teeth loss 14.2%
Veterans & disability
Veterans Count %
Civilian veterans 70 8.3%
Disability %
Any disability 13.1%
Under 18 11.3%
18–64 years 11.0%
65 and over 19.1%
Health insurance coverage
Type %
Private insurance 86.8%
Public insurance 33.1%
No insurance 0.7%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,066 95.7%
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) 1,114 100.0%
Born in same state 1,114 100.0%
Born in different state 970 87.1%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Arab 131 11.8%
French 110 9.9%
Italian 78 7%
Ancestry Count %
English 18 1.6%
German 1 0.1%
Technology access
Metric % of households
Computer access 42.4%
Internet access 92.2%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 62611
What city is ZIP code 62611 in?
ZIP code 62611 is primarily assigned to Arenzville, Illinois.
What county is ZIP code 62611 in?
ZIP code 62611 falls within Cass County, Illinois.
Is ZIP code 62611 mostly owner-occupied?
95% of occupied units in ZIP code 62611 are owner-occupied, well above the national average.
Does ZIP code 62611 have an older population?
25% of residents in ZIP code 62611 are 65 or older, above the national average of ~17%.
Does ZIP code 62611 have a large retiree population?
36% of households in ZIP code 62611 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 62611?
The median home value in ZIP code 62611 is $131,800.
What timezone is ZIP code 62611 in?
ZIP code 62611 observes the CST timezone.
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