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Illinois ZIP Codes
Iroquois County
Onarga, IL
60955
60955 ZIP Code — Onarga, IL
Iroquois County, Illinois
ZIP code 60955 is located in
Onarga ,
Illinois ,
within Iroquois County .
It covers approximately 86.34 square miles and serves a population of
1,877 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 779/815 .
About ZIP code 60955
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 $109,200. Owner-occupancy is high at 90%, well above the national average.
Median household income is $70,500. 34% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 22 minutes is near the national average.
College attainment at 11% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 60955 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
60955 ZIP code map
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Cities in ZIP code 60955
Below are the cities the US Postal Service accepts for ZIP code 60955. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,877
Population density
22 / sq mi
State FIPS
17
County FIPS
075
Geography
Land area
86.34 sq mi
Water area
0.02 sq mi
Latitude
40.7042
Longitude
-87.9879
Timezone
Central (CT)
Area code
779/815
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
42.2%
46.1%
37.2%
$50k – $100k
35.2%
33.9%
29.6%
$100k – $200k
18.7%
17.2%
24.4%
Over $200k
4.0%
2.8%
8.8%
Demographics & statistics
$70,500
Median household income
$109,200
Median home value
11.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 505 26.9%
18 and over 1,372 73.1%
65 and over 282 15.0%
Median age 39.5 years
Race & ethnicity
Black or African American
0.9%
American Indian / Alaska Native
0.4%
Group Count %
White 1,196 47.4%
Hispanic or Latino 648 25.7%
Other race 424 16.8%
Two or more races 224 8.9%
Black or African American 23 0.9%
American Indian / Alaska Native 9 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
42.2%
46.1%
37.2%
$50k – $100k
35.2%
33.9%
29.6%
$100k – $200k
18.7%
17.2%
24.4%
Over $200k
4.0%
2.8%
8.8%
Range % of households
Under $10k 4.8%
$10k–$15k 3.7%
$15k–$25k 7.7%
$25k–$35k 9.0%
$35k–$50k 10.5%
$50k–$75k 18.3%
$75k–$100k 17.4%
$100k–$150k 19.3%
$150k–$200k 6.1%
$200k+ 3.2%
Median income $70,500
Housing
Housing overview
Metric Value
Median home value $109,200
Median rent / month $727
Owner occupied 89.9%
Renter occupied 10.1%
Vacant 13.9%
Single-family detached 92.7%
Large apartment buildings 0.0%
Mobile homes 0.0%
Median rooms 6.4
Avg household size (owned) 2.95
Year built
Era %
2020 or later 0.0%
2010–2019 2.4%
2000–2009 9.4%
1990–1999 5.5%
1980–1989 0.4%
1970–1979 12.3%
1960–1969 13.4%
1950–1959 8.4%
1940–1949 8.0%
1939 or earlier 40.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 1.7%
2 bedrooms 19.8%
3 bedrooms 48.8%
4 bedrooms 20.4%
5+ bedrooms 9.4%
Vehicles per household
Vehicles % of households
No vehicle 2.9%
1 vehicle 25.4%
2 vehicles 37.6%
3 or more 34.1%
Heating fuel
Fuel type %
Utility gas 59.6%
Electricity 16.1%
Propane / LP gas 18.0%
Fuel oil 0.8%
Wood 3.1%
No fuel used 0.3%
Households & families
Household type Count %
Married-couple family 371 59.6%
Cohabiting couple 41 6.6%
Male householder, no spouse 45 7.2%
Female householder, no spouse 165 26.5%
Households with children under 18 216 34.7%
Households with seniors (65+) 209 33.6%
Average household size 2.97
Marital status
Status Male Female
Never married 37.0% 27.4%
Married 58.2% 48.4%
Separated 0.4% 1.2%
Widowed 0.4% 13.5%
Divorced 3.9% 9.6%
Education
Less than 9th grade
18.0%
Some college, no degree
19.6%
Graduate / professional
3.2%
Metric %
HS diploma or higher 74.5%
Bachelor's or higher 11.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 55 10.1%
Kindergarten 3 0.6%
Elementary school 288 52.9%
High school 168 30.9%
College / grad school 30 5.5%
Employment
Industry of employment
Education & healthcare
23.0%
Agriculture & mining
13.2%
Arts, food & hospitality
3.9%
Transportation & utilities
2.3%
Public administration
1.9%
Professional & management
1.5%
Occupation
Category %
Management, business & arts 30.3%
Service 15.0%
Sales & office 9.0%
Natural resources & construction 16.5%
Production & transportation 29.2%
Employment type
Type %
Private sector 83.5%
Government 7.4%
Self-employed 8.5%
Unpaid family workers 0.6%
Commute
Method %
Drive alone 77.3%
Carpool 13.4%
Public transit 0.0%
Walk 0.0%
Work from home 8.8%
Other means 0.5%
Avg commute (minutes) 22.1
Poverty
Married-couple families
5.9%
Female-led households
8.4%
Income support
Source % of households
Social Security 33.9%
Retirement income 23.3%
Supplemental Security 6.1%
Cash public assistance 1.4%
Food stamps / SNAP 16.9%
Health indicators
Condition %
Obesity 36.2%
High blood pressure 34.0%
High cholesterol 35.1%
Diabetes 11.3%
Heart disease 6.7%
Stroke 3.2%
Asthma 9.7%
Arthritis 26.9%
Kidney disease 3.1%
Pulmonary disease 7.6%
Cancer 6.4%
Behavior / access %
Smoking 19.4%
Binge drinking 15.1%
No physical activity 29.2%
Less than 7 hrs sleep 34.3%
Depression 17.2%
Fair or poor health 17.2%
Poor mental health 13.2%
Poor physical health 11.0%
No health insurance 16.8%
Visited doctor (checkup) 76.4%
Visited dentist 59.5%
Cholesterol screening 88.3%
Teeth loss 16.9%
Veterans & disability
Veterans Count %
Civilian veterans 50 3.6%
Disability %
Any disability 12.3%
Under 18 5.4%
18–64 years 8.7%
65 and over 37.9%
Health insurance coverage
Type %
Private insurance 64.0%
Public insurance 39.4%
No insurance 9.4%
Uninsured under 19 3.2%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,806 96.2%
Spanish 308 17.1%
Other Indo-European 301 16.7%
Asian & Pacific Islander 6 0.3%
Other languages 1 0.1%
Place of birth & citizenship
Origin Count %
Native born (US) 1,503 80.1%
Born in same state 1,495 79.6%
Born in different state 1,352 72.0%
Foreign born 8 0.4%
Naturalized citizen 374 19.9%
Not a US citizen 106 28.3%
Ancestry
Ancestry Count %
French 129 6.9%
Italian 119 6.3%
Irish 109 5.8%
Ancestry Count %
Arab 83 4.4%
English 57 3%
Dutch 4 0.2%
Technology access
Metric % of households
Computer access 33.1%
Internet access 81.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 60955
What city is ZIP code 60955 in?
ZIP code 60955 is primarily assigned to Onarga, Illinois.
What county is ZIP code 60955 in?
ZIP code 60955 falls within Iroquois County, Illinois.
Is ZIP code 60955 mostly owner-occupied?
90% of occupied units in ZIP code 60955 are owner-occupied, well above the national average.
How educated is the population of ZIP code 60955?
11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What is the typical home value in ZIP code 60955?
The median home value in ZIP code 60955 is $109,200.
What is the population of ZIP code 60955?
ZIP code 60955 has an estimated population of 1,877 residents, with a density of 22 people per square mile.
What timezone is ZIP code 60955 in?
ZIP code 60955 observes the CST timezone.
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