61559 ZIP Code — Princeville, IL

Peoria County, Illinois

ZIP code 61559 is located in Princeville, Illinois, within Peoria County. It covers approximately 97.15 square miles and serves a population of 3,845 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 309.

About ZIP code 61559

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 $173,100. Owner-occupancy is high at 83%, well above the national average.

Median household income is $72,415. 40% 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 22 minutes is near the national average.

Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.

Overall, ZIP code 61559 reflects a community defined by high homeownership and a significant Social Security-dependent population.

3,845
population
97.15
sq mi land
Standard
ZIP type
Central (CT)
timezone
61559 ZIP code map
Cities in ZIP code 61559

Below are the cities the US Postal Service accepts for ZIP code 61559. Using any city not on this list may result in mail delivery delays.

City Status
Princeville Acceptable
Princeville Preferred
Nearby ZIP codes
61517 Brimfield (6.9 mi) 61525 Dunlap (7.4 mi) 61451 Laura (8.1 mi) 61479 Speer (8.5 mi) 61526 Edelstein (8.5 mi) 61528 Edwards (8.9 mi) 61529 Elmwood (10.4 mi) 61615 Peoria (11.5 mi) 61491 Wyoming (12.4 mi) 61489 Williamsfield (13.2 mi) 61523 Chillicothe (13.4 mi) 61614 Peoria (13.9 mi)
Demographics updated 05/2026
Population
Total population 3,845
Population density 40 / sq mi
State FIPS 17
County FIPS 143
Geography
Land area 97.15 sq mi
Water area 0.13 sq mi
Latitude 40.8979
Longitude -89.7861
Timezone Central (CT)
Area code 309
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 42.4% 44.8% 37.2%
$50k – $100k 36.0% 30.9% 29.6%
$100k – $200k 17.4% 19.2% 24.4%
Over $200k 4.1% 5.2% 8.8%

Demographics & statistics

3,845
Population
40
People per sq mi
46.4
Median age
$72,415
Median household income
$32,890
Per capita income
$173,100
Median home value
$971
Median monthly rent
83.1%
Home ownership
8.7%
Poverty rate
10.4%
Unemployment
1,267
Housing units
23.9%
Bachelor's or higher

Age distribution

Male Female
78
Under 5
80
131
5–9
136
122
10–14
127
194
15–19
202
80
20–24
84
123
25–34
128
173
35–44
179
256
45–54
265
262
55–59
272
77
60–64
79
238
65–74
246
106
75–84
109
48
85+
50
← Male
Female →

Age summary

GroupCount%
Under 1889623.3%
18 and over2,94976.7%
65 and over79720.7%
Median age46.4 years

Race & ethnicity

White 88%
Two or more races 5%
Hispanic or Latino 4%
Other race 2.3%
Black or African American 0.3%
American Indian / Alaska Native 0.3%
GroupCount%
White3,52788%
Two or more races2025%
Hispanic or Latino1624%
Other race912.3%
Black or African American130.3%
American Indian / Alaska Native120.3%

Household income

Income range This ZIP County avg State avg
Under $50k 42.4% 44.8% 37.2%
$50k – $100k 36.0% 30.9% 29.6%
$100k – $200k 17.4% 19.2% 24.4%
Over $200k 4.1% 5.2% 8.8%
Under $10k 2.7%
$10k–$15k 3.2%
$15k–$25k 9.7%
$25k–$35k 2.4%
$35k–$50k 16.5%
$50k–$75k 16.0%
$75k–$100k 12.5%
$100k–$150k 23.6%
$150k–$200k 8.1%
$200k+ 5.4%
Range% of households
Under $10k2.7%
$10k–$15k3.2%
$15k–$25k9.7%
$25k–$35k2.4%
$35k–$50k16.5%
$50k–$75k16.0%
$75k–$100k12.5%
$100k–$150k23.6%
$150k–$200k8.1%
$200k+5.4%
Median income$72,415

Housing

Home values

Under $50k 2.6%
$50k–$100k 25.5%
$100k–$150k 14.7%
$150k–$200k 13.4%
$200k–$300k 21.2%
$300k–$500k 19.6%
$500k–$1M 2.6%
$1M+ 0.2%

Housing overview

MetricValue
Median home value$173,100
Median rent / month$971
Owner occupied83.1%
Renter occupied16.9%
Vacant3.9%
Single-family detached84.6%
Large apartment buildings0.0%
Mobile homes2.3%
Median rooms6.9
Avg household size (owned)2.62

Year built

Era%
2020 or later0.7%
2010–20191.4%
2000–200913.0%
1990–19998.5%
1980–19896.4%
1970–197919.2%
1960–19694.6%
1950–195911.4%
1940–19496.0%
1939 or earlier28.8%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom2.1%
2 bedrooms28.9%
3 bedrooms48.1%
4 bedrooms17.2%
5+ bedrooms3.7%

Vehicles per household

Vehicles% of households
No vehicle1.8%
1 vehicle22.3%
2 vehicles34.8%
3 or more41.2%

Heating fuel

Fuel type%
Utility gas58.2%
Electricity19.5%
Propane / LP gas22.0%

Households & families

Household typeCount%
Married-couple family93164.1%
Cohabiting couple694.7%
Male householder, no spouse16811.6%
Female householder, no spouse28519.6%
Households with children under 1839527.2%
Households with seniors (65+)57639.6%
Average household size2.62

Marital status

StatusMaleFemale
Never married29.1%28.5%
Married61.3%56.9%
Separated0.6%1.7%
Widowed2.5%5.2%
Divorced6.6%7.8%

Education

Less than 9th grade 4.4%
Some HS, no diploma 2.6%
HS graduate 39.3%
Some college, no degree 15.2%
Associate's degree 14.7%
Bachelor's degree 11.9%
Graduate / professional 12.0%
Metric%
HS diploma or higher93.0%
Bachelor's or higher23.9%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool433.9%
Kindergarten898.2%
Elementary school37234.2%
High school29226.8%
College / grad school29326.9%

Employment

Industry of employment

Education & healthcare 23.8%
Retail trade 14.1%
Manufacturing 9.8%
Finance & real estate 9.3%
Agriculture & mining 8.3%
Construction 7.9%
Public administration 7.1%
Arts, food & hospitality 6.1%
Professional & management 4.8%
Transportation & utilities 4.1%
Wholesale trade 2.5%
Other services 2.0%
Information 0.2%

Occupation

Category%
Management, business & arts39.1%
Service15.0%
Sales & office24.9%
Natural resources & construction12.8%
Production & transportation8.3%

Employment type

Type%
Private sector68.1%
Government16.9%
Self-employed12.7%
Unpaid family workers2.3%

Commute

Method%
Drive alone81.9%
Carpool6.8%
Public transit0.0%
Walk2.6%
Work from home8.7%
Other means0.0%
Avg commute (minutes)22.2

Poverty

All people 8.7%
Under 18 years 19.1%
18 and over 5.8%
Married-couple families 0.3%
Female-led households 32.7%

Income support

Source% of households
Social Security39.7%
Retirement income31.9%
Supplemental Security2.8%
Cash public assistance0.6%
Food stamps / SNAP4.2%

Health indicators

Condition%
Obesity33.6%
High blood pressure33.1%
High cholesterol34.1%
Diabetes9.8%
Heart disease6.7%
Stroke3.0%
Asthma9.6%
Arthritis27.1%
Kidney disease2.9%
Pulmonary disease7.1%
Cancer7.3%
Behavior / access%
Smoking17.0%
Binge drinking14.4%
No physical activity22.9%
Less than 7 hrs sleep30.6%
Depression17.5%
Fair or poor health13.4%
Poor mental health12.2%
Poor physical health9.7%
No health insurance9.9%
Visited doctor (checkup)76.4%
Visited dentist68.8%
Cholesterol screening90.6%
Teeth loss13.1%

Veterans & disability

VeteransCount%
Civilian veterans1826.2%
Disability%
Any disability8.0%
Under 183.2%
18–64 years3.8%
65 and over24.8%

Health insurance coverage

Type%
Private insurance68.3%
Public insurance34.0%
No insurance9.7%
Uninsured under 193.9%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only3,68795.9%
Spanish581.6%
Other Indo-European571.5%
Asian & Pacific Islander10.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)3,77798.2%
Born in same state3,75497.6%
Born in different state3,41888.9%
Foreign born230.6%
Naturalized citizen681.8%
Not a US citizen5377.9%

Ancestry

AncestryCount%
Italian56014.6%
French3308.6%
Arab1443.7%
English471.2%
AncestryCount%
Polish160.4%
Irish130.3%
Dutch60.2%

Technology access

Metric% of households
Computer access37.8%
Internet access82.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 61559

What city is ZIP code 61559 in?

ZIP code 61559 is primarily assigned to Princeville, Illinois.

What county is ZIP code 61559 in?

ZIP code 61559 falls within Peoria County, Illinois.

Is ZIP code 61559 mostly owner-occupied?

83% of occupied units in ZIP code 61559 are owner-occupied, well above the national average.

Does ZIP code 61559 have a large retiree population?

40% of households in ZIP code 61559 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 61559?

The median home value in ZIP code 61559 is $173,100.

What is the population of ZIP code 61559?

ZIP code 61559 has an estimated population of 3,845 residents, with a density of 40 people per square mile.

What timezone is ZIP code 61559 in?

ZIP code 61559 observes the CST timezone.

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