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Illinois ZIP Codes
Winnebago County
Rockton, IL
61072
61072 ZIP Code — Rockton, IL
Winnebago County, Illinois
ZIP code 61072 is located in
Rockton ,
Illinois ,
within Winnebago County .
It covers approximately 52.35 square miles and serves a population of
11,077 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 815 .
About ZIP code 61072
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $218,300. Owner-occupancy is high at 86%, well above the national average.
Median household income is $108,681. The poverty rate of 5% is below the national average. 33% 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.
Educational attainment is near the national average, with 33% of residents holding a bachelor's degree or higher.
Overall, ZIP code 61072 reflects a community defined by high homeownership and a significant Social Security-dependent population.
61072 ZIP code map
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Cities in ZIP code 61072
Below are the cities the US Postal Service accepts for ZIP code 61072. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
11,077
Population density
212 / sq mi
State FIPS
17
County FIPS
201
Geography
Land area
52.35 sq mi
Water area
1.08 sq mi
Latitude
42.4377
Longitude
-89.1466
Timezone
Central (CT)
Area code
815
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.5%
45.2%
37.2%
$50k – $100k
28.1%
31.4%
29.6%
$100k – $200k
38.2%
19.5%
24.4%
Over $200k
5.2%
4.0%
8.8%
Demographics & statistics
$108,681
Median household income
$218,300
Median home value
33.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 2,399 21.7%
18 and over 8,678 78.3%
65 and over 1,870 16.9%
Median age 41.9 years
Race & ethnicity
Black or African American
1%
Group Count %
White 10,383 90.9%
Two or more races 372 3.3%
Hispanic or Latino 346 3%
Asian 144 1.3%
Black or African American 111 1%
Other race 67 0.6%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
28.5%
45.2%
37.2%
$50k – $100k
28.1%
31.4%
29.6%
$100k – $200k
38.2%
19.5%
24.4%
Over $200k
5.2%
4.0%
8.8%
Range % of households
Under $10k 1.6%
$10k–$15k 4.5%
$15k–$25k 3.9%
$25k–$35k 2.0%
$35k–$50k 9.2%
$50k–$75k 13.2%
$75k–$100k 12.0%
$100k–$150k 25.9%
$150k–$200k 14.5%
$200k+ 13.2%
Median income $108,681
Housing
Housing overview
Metric Value
Median home value $218,300
Median rent / month $839
Owner occupied 85.7%
Renter occupied 14.3%
Vacant 2.6%
Single-family detached 82.0%
Large apartment buildings 3.9%
Mobile homes 0.0%
Median rooms 6.5
Avg household size (owned) 2.74
Year built
Era %
2020 or later 0.0%
2010–2019 3.7%
2000–2009 28.5%
1990–1999 19.3%
1980–1989 16.7%
1970–1979 12.2%
1960–1969 3.5%
1950–1959 5.2%
1940–1949 2.6%
1939 or earlier 8.4%
Bedrooms
Size % of units
No bedroom (studio) 0.2%
1 bedroom 5.9%
2 bedrooms 15.1%
3 bedrooms 48.6%
4 bedrooms 25.0%
5+ bedrooms 5.2%
Vehicles per household
Vehicles % of households
No vehicle 0.8%
1 vehicle 21.6%
2 vehicles 46.4%
3 or more 31.2%
Heating fuel
Fuel type %
Utility gas 81.8%
Electricity 8.3%
Propane / LP gas 8.5%
Fuel oil 0.2%
Wood 0.9%
No fuel used 0.1%
Households & families
Household type Count %
Married-couple family 2,847 67.5%
Cohabiting couple 191 4.5%
Male householder, no spouse 461 10.9%
Female householder, no spouse 718 17.0%
Households with children under 18 1,496 35.5%
Households with seniors (65+) 1,272 30.2%
Average household size 2.62
Marital status
Status Male Female
Never married 24.4% 22.4%
Married 66.0% 62.4%
Separated 0.7% 0.3%
Widowed 2.1% 6.6%
Divorced 6.7% 8.2%
Education
Some college, no degree
24.4%
Graduate / professional
13.9%
Metric %
HS diploma or higher 98.2%
Bachelor's or higher 33.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 121 4.7%
Kindergarten 120 4.7%
Elementary school 1,061 41.2%
High school 845 32.8%
College / grad school 427 16.6%
Employment
Industry of employment
Education & healthcare
20.5%
Arts, food & hospitality
8.8%
Professional & management
7.0%
Finance & real estate
5.9%
Public administration
4.5%
Transportation & utilities
3.5%
Agriculture & mining
0.6%
Occupation
Category %
Management, business & arts 43.4%
Service 13.7%
Sales & office 25.1%
Natural resources & construction 6.4%
Production & transportation 11.5%
Employment type
Type %
Private sector 85.6%
Government 12.2%
Self-employed 2.2%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 81.3%
Carpool 8.8%
Public transit 0.0%
Walk 0.1%
Work from home 9.2%
Other means 0.6%
Avg commute (minutes) 22.4
Poverty
Married-couple families
1.2%
Female-led households
14.9%
Income support
Source % of households
Social Security 33.1%
Retirement income 28.7%
Supplemental Security 3.0%
Cash public assistance 2.5%
Food stamps / SNAP 2.7%
Health indicators
Condition %
Obesity 38.9%
High blood pressure 32.4%
High cholesterol 33.5%
Diabetes 9.1%
Heart disease 5.7%
Stroke 2.6%
Asthma 9.4%
Arthritis 25.5%
Kidney disease 2.6%
Pulmonary disease 6.3%
Cancer 6.7%
Behavior / access %
Smoking 17.0%
Binge drinking 16.1%
No physical activity 22.1%
Less than 7 hrs sleep 30.5%
Depression 18.1%
Fair or poor health 12.1%
Poor mental health 12.5%
Poor physical health 9.0%
No health insurance 9.1%
Visited doctor (checkup) 76.7%
Visited dentist 69.1%
Cholesterol screening 91.0%
Teeth loss 11.3%
Veterans & disability
Veterans Count %
Civilian veterans 526 6.1%
Disability %
Any disability 8.7%
Under 18 3.2%
18–64 years 3.6%
65 and over 34.7%
Health insurance coverage
Type %
Private insurance 85.9%
Public insurance 27.6%
No insurance 3.4%
Uninsured under 19 1.5%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 10,614 95.8%
Spanish 79 0.7%
Other Indo-European 18 0.2%
Asian & Pacific Islander 4 0.0%
Other languages 48 0.5%
Place of birth & citizenship
Origin Count %
Native born (US) 10,802 97.5%
Born in same state 10,782 97.3%
Born in different state 7,369 66.5%
Foreign born 20 0.2%
Naturalized citizen 275 2.5%
Not a US citizen 215 78.2%
Ancestry
Ancestry Count %
French 1,415 12.8%
Italian 1,294 11.7%
Polish 484 4.4%
Arab 378 3.4%
English 151 1.4%
Ancestry Count %
Dutch 108 1%
Irish 26 0.2%
German 23 0.2%
Norwegian 21 0.2%
Technology access
Metric % of households
Computer access 38.1%
Internet access 96.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 61072
What city is ZIP code 61072 in?
ZIP code 61072 is primarily assigned to Rockton, Illinois.
What county is ZIP code 61072 in?
ZIP code 61072 falls within Winnebago County, Illinois.
Is ZIP code 61072 mostly owner-occupied?
86% of occupied units in ZIP code 61072 are owner-occupied, well above the national average.
What is the median household income in ZIP code 61072?
The median household income in ZIP code 61072 is $108,681, above the national median of ~$75,000.
What is the population of ZIP code 61072?
ZIP code 61072 has an estimated population of 11,077 residents, with a density of 212 people per square mile.
What is the typical home value in ZIP code 61072?
The median home value in ZIP code 61072 is $218,300.
What timezone is ZIP code 61072 in?
ZIP code 61072 observes the CST timezone.
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