County

Carroll County, IL

7 ZIP codes  ·  7 cities  ·  Illinois

👥16,253Population
💰$65,794Median HH Income▼ 14% below avg
🎂45.3Median Age
🏠$121,147Median Home Value▼ 57% below avg
🎓30.7%College Grads▼ 21% below avg
📊4.4%Unemployment▼ 9% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 54.4% Female 45.6% ♀

Race & Ethnicity

White: 88.9%Hispanic: 4.9%Black: 4.3%Asian: 1.3%Other: 1.7%Race
White88.9%
Hispanic4.9%
Black4.3%
Asian1.3%
Other1.7%

Age Breakdown

Under 5
5%
5–17
14%
18–24
8%
25–44
23%
45–64
26%
65+
11%

Key Indicators

Median Age45.3 yrs
Avg HH Size2.25
Below Poverty12.3% ▲ 23% above avg
College Grads30.7% ▼ 21% below avg
Unemployment4.4% ▼ 9% below avg
No HS Diploma189 (1.8%)
HS Graduate3,712 (34.7%)
Some College1,873 (17.5%)
Associates1,656 (15.5%)
Bachelors1,196 (11.2%)
Graduate Degree2,085 (19.5%)

Education

No HS: 1.8%HS Grad: 34.7%Some College: 17.5%Associates: 15.5%Bachelors: 11.2%Graduate: 19.5%Edu
No HS1.8%
HS Grad34.7%
Some College17.5%
Associates15.5%
Bachelors11.2%
Graduate19.5%
Housing & Income

Housing Tenure

Owner: 79.4%Renter: 20.7%Tenure
Owner79.4%
Renter20.7%

Home Value Distribution

Under $50k
12%
$50k–$100k
30%
$100k–$150k
22%
$150k–$200k
12%
$200k–$300k
14%
$300k–$500k
7%
Over $500k
3%

Financials

Median HH Income$65,794 ▼ 14% below avg
Median Home Value$121,146 ▼ 57% below avg
Home/Income Ratio1.8x (nat avg ~3.5x)
Median Rent$774/mo
Total Housing Units8,453
Vacant Units1,712

Income Distribution

Under $25k
16%
$25k–$50k
21%
$50k–$75k
21%
$75k–$100k
14%
$100k–$150k
17%
$150k–$200k
6%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
89%
Public Transit
1%
Walked
4%
Work From Home
7%

Commute Time

Under 15 min
36%
15–30 min
32%
30–45 min
20%
Over 45 min
12%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
12%
1960s–1970s
11%
1980s–1990s
9%
2000+
63%
About Carroll County, IL

Carroll County is located in Illinois and encompasses 7 ZIP codes spanning 7 cities and communities. The county has an estimated population of 16,253 residents. With a median age of 45.33, it is a mature county.

Carroll County has a solidly middle-class economic profile. The median household income of $65,793 is near the national average. Unemployment stands at 4.4%, near the national average. The poverty rate of 12.3% is above the national average.

Housing in Carroll County is one of the more affordable housing markets in the country, with a median home value of $121,146 — well below the national average. Monthly median rent is approximately $773. Homeownership rates are high at 79.4%, reflecting a largely residential, stable population.

The residents of Carroll County are primarily White (88.88%). Educational attainment is moderately educated — 30.7% of adults hold a bachelor's degree or higher, below the national average.

Carroll County, IL is a solidly middle-class area in Illinois. The 7 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Carroll County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
61014 Chadwick 1,124 $69,375 $110,400 1.8% 36.7%
61046 Lanark 2,599 $88,833 $147,600 $703 3.4% 39.6%
61051 Milledgeville 1,521 $63,125 $101,100 $763 4.5% 24.8%
61053 Mount Carroll 2,902 $61,932 $105,400 $763 2.2% 34.1%
61074 Savanna 4,009 $48,387 $93,900 $807 5.9% 27.7%
61078 Shannon 1,411 $75,150 $128,500 $733 1.3% 27.9%
61285 Thomson 2,687 $68,750 $165,200 $832 8.4% 24.9%