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Illinois ZIP Codes
Peoria County
Peoria, IL
61605
61605 ZIP Code — Peoria, IL
Peoria County, Illinois
ZIP code 61605 is located in
Peoria ,
Illinois ,
within Peoria County .
It covers approximately 4.38 square miles and serves a population of
13,776 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 309 .
About ZIP code 61605
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 $47,800. Renters make up the majority at 61%, typical of denser urban areas.
Median household income is $23,155. Poverty affects 37% of residents, above the national average. SNAP benefit usage at 50% of households reflects economic stress in the area. 34% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.
College attainment at 4% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of obesity (48%), diabetes (18%), smoking (30%) compared to national benchmarks.
Notable community characteristics include disability rates above the national average at 23%.
Overall, ZIP code 61605 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.
61605 ZIP code map
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Cities in ZIP code 61605
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Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
13,776
Population density
3,145 / sq mi
State FIPS
17
County FIPS
143
Geography
Land area
4.38 sq mi
Water area
0.00 sq mi
Latitude
40.6782
Longitude
-89.6350
Timezone
Central (CT)
Area code
309
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
74.4%
44.8%
37.2%
$50k – $100k
22.4%
30.9%
29.6%
$100k – $200k
3.1%
19.2%
24.4%
Over $200k
0.0%
5.2%
8.8%
Demographics & statistics
$23,155
Median household income
Age distribution
Age summary
Group Count %
Under 18 4,112 29.8%
18 and over 9,664 70.2%
65 and over 2,089 15.2%
Median age 35.9 years
Race & ethnicity
Black or African American
54.7%
American Indian / Alaska Native
0.5%
Group Count %
Black or African American 8,016 54.7%
White 4,357 29.7%
Hispanic or Latino 886 6%
Two or more races 672 4.6%
Other race 590 4%
Asian 75 0.5%
American Indian / Alaska Native 66 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
74.4%
44.8%
37.2%
$50k – $100k
22.4%
30.9%
29.6%
$100k – $200k
3.1%
19.2%
24.4%
Over $200k
0.0%
5.2%
8.8%
Range % of households
Under $10k 18.6%
$10k–$15k 12.2%
$15k–$25k 21.8%
$25k–$35k 10.8%
$35k–$50k 6.9%
$50k–$75k 18.0%
$75k–$100k 6.5%
$100k–$150k 4.4%
$150k–$200k 0.4%
$200k+ 0.3%
Median income $23,155
Housing
Housing overview
Metric Value
Median home value $47,800
Median rent / month $810
Owner occupied 38.7%
Renter occupied 61.3%
Vacant 18.5%
Single-family detached 74.8%
Large apartment buildings 10.4%
Mobile homes 0.3%
Median rooms 5.0
Avg household size (owned) 2.47
Year built
Era %
2020 or later 0.0%
2010–2019 3.2%
2000–2009 5.9%
1990–1999 4.2%
1980–1989 5.5%
1970–1979 8.4%
1960–1969 13.0%
1950–1959 10.8%
1940–1949 9.8%
1939 or earlier 39.2%
Bedrooms
Size % of units
No bedroom (studio) 2.4%
1 bedroom 13.3%
2 bedrooms 42.3%
3 bedrooms 30.8%
4 bedrooms 9.8%
5+ bedrooms 1.4%
Vehicles per household
Vehicles % of households
No vehicle 22.9%
1 vehicle 47.5%
2 vehicles 21.8%
3 or more 7.8%
Heating fuel
Fuel type %
Utility gas 73.5%
Electricity 25.1%
Propane / LP gas 0.7%
No fuel used 0.8%
Households & families
Household type Count %
Married-couple family 1,339 22.9%
Cohabiting couple 477 8.2%
Male householder, no spouse 1,446 24.8%
Female householder, no spouse 2,574 44.1%
Households with children under 18 1,944 33.3%
Households with seniors (65+) 1,817 31.1%
Average household size 2.35
Marital status
Status Male Female
Never married 52.5% 47.4%
Married 32.3% 27.1%
Separated 0.6% 2.1%
Widowed 4.1% 10.8%
Divorced 10.5% 12.7%
Education
Some HS, no diploma
14.2%
Some college, no degree
24.1%
Graduate / professional
1.1%
Metric %
HS diploma or higher 77.6%
Bachelor's or higher 4.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 243 7.3%
Kindergarten 238 7.1%
Elementary school 1,776 53.2%
High school 800 23.9%
College / grad school 284 8.5%
Employment
Industry of employment
Education & healthcare
22.8%
Arts, food & hospitality
19.8%
Professional & management
13.6%
Transportation & utilities
4.1%
Finance & real estate
2.0%
Public administration
1.8%
Occupation
Category %
Management, business & arts 15.2%
Service 35.3%
Sales & office 20.9%
Natural resources & construction 6.7%
Production & transportation 21.9%
Employment type
Type %
Private sector 87.4%
Government 7.9%
Self-employed 4.7%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 76.5%
Carpool 11.8%
Public transit 4.1%
Walk 1.3%
Work from home 2.9%
Other means 3.4%
Avg commute (minutes) 19.3
Poverty
Married-couple families
12.9%
Female-led households
50.7%
Income support
Source % of households
Social Security 33.6%
Retirement income 23.4%
Supplemental Security 15.5%
Cash public assistance 7.2%
Food stamps / SNAP 49.8%
Health indicators
Condition %
Obesity 48.1%
High blood pressure 44.6%
High cholesterol 33.4%
Diabetes 18.2%
Heart disease 8.7%
Stroke 6.2%
Asthma 13.8%
Arthritis 30.9%
Kidney disease 4.8%
Pulmonary disease 11.9%
Cancer 5.5%
Behavior / access %
Smoking 29.6%
Binge drinking 10.8%
No physical activity 41.3%
Less than 7 hrs sleep 41.9%
Depression 18.6%
Fair or poor health 30.8%
Poor mental health 17.1%
Poor physical health 16.9%
No health insurance 20.1%
Visited doctor (checkup) 79.9%
Visited dentist 43.4%
Cholesterol screening 85.9%
Teeth loss 35.1%
Veterans & disability
Veterans Count %
Civilian veterans 688 7.1%
Disability %
Any disability 22.8%
Under 18 8.9%
18–64 years 24.8%
65 and over 43.3%
Health insurance coverage
Type %
Private insurance 30.9%
Public insurance 68.3%
No insurance 9.6%
Uninsured under 19 4.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 12,709 92.3%
Spanish 463 3.6%
Other Indo-European 459 3.6%
Asian & Pacific Islander 0 0.0%
Other languages 4 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 13,344 96.9%
Born in same state 13,275 96.4%
Born in different state 10,348 75.1%
Foreign born 69 0.5%
Naturalized citizen 432 3.1%
Not a US citizen 134 31.0%
Ancestry
Ancestry Count %
Italian 726 5.3%
French 471 3.4%
Arab 323 2.3%
English 222 1.6%
Ancestry Count %
Polish 77 0.6%
Dutch 42 0.3%
Irish 12 0.1%
Technology access
Metric % of households
Computer access 42.4%
Internet access 83.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 61605
What city is ZIP code 61605 in?
ZIP code 61605 is primarily assigned to Peoria, Illinois.
What county is ZIP code 61605 in?
ZIP code 61605 falls within Peoria County, Illinois.
What is the poverty rate in ZIP code 61605?
37% of residents in ZIP code 61605 live below the poverty line, above the national average.
How educated is the population of ZIP code 61605?
4% 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 61605 mostly rentals?
61% of occupied units in ZIP code 61605 are renter-occupied.
What are the health statistics for ZIP code 61605?
Health data for ZIP code 61605 shows elevated rates of obesity (48%) and diabetes (18%) and smoking (30%) compared to national benchmarks.
What timezone is ZIP code 61605 in?
ZIP code 61605 observes the CST timezone.
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