Carroll County, IL ZIP Codes
Illinois (IL) · 7 ZIP codes · 7 cities
7
ZIP codes
15,698
population (2021)
+2.0%
pop change since 2010
17015
FIPS code
Carroll County ZIP code map
About Carroll County
Carroll County is located in Illinois and contains 7 ZIP codes across 7 cities and communities.
The county's population was 15,698 as of 2021,
an increase of
2% from 15,387 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Carroll County is 17015.
| Population | |
|---|---|
| 2021 population | 15,698 |
| 2010 population | 15,387 |
| Change | +2.0% |
| County details | |
|---|---|
| State | Illinois |
| FIPS code | 17015 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Carroll County
ZIP codes for Carroll County, IL (7)
| ZIP code | City | County | Map |
|---|---|---|---|
| 61014 | Chadwick | Carroll | View map |
| 61046 | Lanark | Carroll | View map |
| 61051 | Milledgeville | Carroll | View map |
| 61053 | Mount Carroll | Carroll | View map |
| 61074 | Savanna | Carroll | View map |
| 61078 | Shannon | Carroll | View map |
| 61285 | Thomson | Carroll | View map |
Demographics & statistics
16,120
Population
44.6
Median age
$67,460
Median household income
$31,924
Per capita income
$117,200
Median home value
$765
Median monthly rent
81.5%
Home ownership
11.3%
Poverty rate
4.2%
Unemployment
6,950
Housing units
19.4%
Bachelor's or higher
Age distribution
Male
Female
434
Under 5
361
451
5–9
375
449
10–14
373
480
15–19
400
579
20–24
481
976
25–34
811
1,066
35–44
887
1,002
45–54
833
623
55–59
518
655
60–64
544
1,194
65–74
993
681
75–84
567
211
85+
176
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 2,986 | 19.3% |
| 18 and over | 13,134 | 80.7% |
| 65 and over | 3,822 | 22.4% |
| Median age | 44.6 years | |
Race & ethnicity
White
89.6%
Two or more races
3.3%
Black or African American
3.2%
Hispanic or Latino
2.4%
Asian
0.6%
Other race
0.6%
American Indian / Alaska Native
0.2%
| Group | Count | % |
|---|---|---|
| White | 14,788 | 89.6% |
| Two or more races | 552 | 3.3% |
| Black or African American | 533 | 3.2% |
| Hispanic or Latino | 393 | 2.4% |
| Asian | 103 | 0.6% |
| Other race | 103 | 0.6% |
| American Indian / Alaska Native | 41 | 0.2% |
Household income
Under $10k
3.3%
$10k–$15k
3.5%
$15k–$25k
6.6%
$25k–$35k
10.6%
$35k–$50k
11.6%
$50k–$75k
21.5%
$75k–$100k
14.2%
$100k–$150k
18.2%
$150k–$200k
6.7%
$200k+
3.8%
| Range | % of households |
|---|---|
| Under $10k | 3.3% |
| $10k–$15k | 3.5% |
| $15k–$25k | 6.6% |
| $25k–$35k | 10.6% |
| $35k–$50k | 11.6% |
| $50k–$75k | 21.5% |
| $75k–$100k | 14.2% |
| $100k–$150k | 18.2% |
| $150k–$200k | 6.7% |
| $200k+ | 3.8% |
| Median income | $67,460 |
Housing
Home values
Under $50k
10.8%
$50k–$100k
32.4%
$100k–$150k
20.5%
$150k–$200k
11.4%
$200k–$300k
14.4%
$300k–$500k
7.6%
$500k–$1M
2.0%
$1M+
0.9%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $117,200 |
| Median rent / month | $765 |
| Owner occupied | 81.5% |
| Renter occupied | 18.5% |
| Vacant | 19.2% |
| Single-family detached | 87.4% |
| Large apartment buildings | 1.7% |
| Mobile homes | 3.3% |
| Median rooms | 6.3 |
| Avg household size (owned) | 2.39 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 3.2% |
| 2000–2009 | 8.7% |
| 1990–1999 | 9.7% |
| 1980–1989 | 6.0% |
| 1970–1979 | 10.1% |
| 1960–1969 | 8.9% |
| 1950–1959 | 9.7% |
| 1940–1949 | 6.1% |
| 1939 or earlier | 37.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.6% |
| 1 bedroom | 7.8% |
| 2 bedrooms | 25.6% |
| 3 bedrooms | 45.8% |
| 4 bedrooms | 16.8% |
| 5+ bedrooms | 2.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.1% |
| 1 vehicle | 28.9% |
| 2 vehicles | 42.6% |
| 3 or more | 25.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 62.2% |
| Electricity | 10.8% |
| Propane / LP gas | 23.4% |
| Fuel oil | 0.5% |
| Wood | 2.8% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 3,275 | 54.2% |
| Cohabiting couple | 534 | 8.3% |
| Male householder, no spouse | 1,347 | 18.7% |
| Female householder, no spouse | 1,355 | 18.8% |
| Households with children under 18 | 1,535 | 24.3% |
| Households with seniors (65+) | 2,593 | 38.3% |
| Average household size | 2.39 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 34.8% | 22.9% |
| Married | 49.0% | 57.4% |
| Separated | 0.4% | 0.8% |
| Widowed | 2.9% | 9.0% |
| Divorced | 13.0% | 9.8% |
Education
Less than 9th grade
3.4%
Some HS, no diploma
6.4%
HS graduate
36.4%
Some college, no degree
24.6%
Associate's degree
9.7%
Bachelor's degree
14.2%
Graduate / professional
5.2%
| Metric | % |
|---|---|
| HS diploma or higher | 90.2% |
| Bachelor's or higher | 19.4% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 232 | 7.9% |
| Kindergarten | 172 | 7.3% |
| Elementary school | 1,254 | 42.7% |
| High school | 617 | 23.1% |
| College / grad school | 547 | 19.1% |
Employment
Industry of employment
Manufacturing
23.6%
Education & healthcare
21.0%
Retail trade
10.6%
Agriculture & mining
6.6%
Arts, food & hospitality
6.5%
Transportation & utilities
6.0%
Construction
5.5%
Public administration
4.2%
Professional & management
3.9%
Other services
3.8%
Finance & real estate
3.8%
Wholesale trade
2.5%
Information
2.0%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 31.0% |
| Service | 13.2% |
| Sales & office | 19.2% |
| Natural resources & construction | 9.0% |
| Production & transportation | 27.6% |
Employment type
| Type | % |
|---|---|
| Private sector | 79.1% |
| Government | 12.6% |
| Self-employed | 8.2% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 83.0% |
| Carpool | 7.9% |
| Public transit | 0.3% |
| Walk | 2.7% |
| Other means | 0.6% |
| Avg commute (minutes) | 24.0 |
Poverty
All people
11.3%
Under 18 years
15.5%
18 and over
10.0%
Married-couple families
3.7%
Female-led households
16.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 38.7% |
| Retirement income | 31.1% |
| Supplemental Security | 5.6% |
| Cash public assistance | 1.8% |
| Food stamps / SNAP | 10.8% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 36.1% |
| High cholesterol | 35.6% |
| Heart disease | 7.7% |
| Stroke | 3.5% |
| Asthma | 9.4% |
| Arthritis | 29.5% |
| Kidney disease | 3.2% |
| Pulmonary disease | 8.0% |
| Cancer | 8.1% |
| Behavior / access | % |
|---|---|
| Binge drinking | 14.5% |
| No physical activity | 25.4% |
| Less than 7 hrs sleep | 32.0% |
| Fair or poor health | 14.6% |
| Poor mental health | 12.2% |
| Poor physical health | 10.4% |
| No health insurance | 10.1% |
| Visited doctor (checkup) | 77.8% |
| Visited dentist | 65.2% |
| Cholesterol screening | 91.0% |
| Teeth loss | 14.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,310 | 9.3% |
| Disability | % |
|---|---|
| Any disability | 14.8% |
| Under 18 | 3.3% |
| 18–64 years | 10.5% |
| 65 and over | 36.0% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 70.1% |
| Public insurance | 39.8% |
| Uninsured under 19 | 6.1% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 15,325 | 94.5% |
| Spanish | 118 | 0.7% |
| Other Indo-European | 29 | 0.2% |
| Asian & Pacific Islander | 83 | 0.4% |
| Other languages | 4 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 15,854 | 98.6% |
| Born in same state | 15,765 | 98.1% |
| Born in different state | 10,988 | 70.6% |
| Foreign born | 89 | 0.5% |
| Naturalized citizen | 266 | 1.4% |
| Not a US citizen | 149 | 46.8% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Arab | 2,118 | 13.1% |
| Italian | 1,963 | 12.2% |
| French | 1,326 | 8.2% |
| English | 599 | 3.7% |
| Polish | 173 | 1.1% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 69 | 0.4% |
| German | 68 | 0.4% |
| Irish | 43 | 0.3% |
| Norwegian | 41 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 39.8% |
| Internet access | 90.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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