Carroll County Courthouse · National Register of Historic Places
Mount Carroll’s story
Mount Carroll in pictures
4 places on the National Register of Historic Places.
Explore the history →
Mount CarrollIL
A town of 1,501. Safer than 67% of U.S. towns.
4 bordering townsMap →
Photo: PeteBobb · CC BY-SA 3.0
Population
1,501
−13.9% since 2010
Median home value
$87K
Census ACS
Household income
$59K
median
Median age
43.2
years
Jobs based here
405
A commuter town
What makes Mount Carroll stand out
The thing Mount Carroll does most differently from other towns.
A shrinking town
Mount Carroll has shrunk 13.9% since 2010
1,717 people in 2010; 1,501 today.
U.S. Census 2010 & 2020 · ACS
Mount Carroll’s report card
Now in Mount Carroll
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Residents weigh in
Live in Mount Carroll? Is a B+ for safety right?
Your answer becomes a post in Mount Carroll’s Town Square.
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The data
Ordered by what stands out in Mount Carroll. Another town gets a different order.
Work & commute
About one in seven working residents works right in Mount Carroll
Most working residents leave Mount Carroll for work: only 14% work in town. The top destinations are Savanna (11%), Freeport (5%) and Clinton (5%). Half commute less than 22 miles.
14%work in town
Where working residents work
In Mount Carroll14%
Savanna11%
Freeport5%
Clinton5%
Fulton4%
22 mi
median commute distance
405
jobs based in Mount Carroll
A commuter town
jobs vs. working residents
Census LEHD 2023 · ACSCommute map →
Safety
Less crime per resident than 67% of U.S. towns
Mount Carroll reports less crime per resident than 67% of the U.S. towns and cities we grade.
B+Safety Grade
Violent crime per 1,000 residents
Mount Carroll0
Illinois2.6
U.S.3.3
Property crime per 1,000 residents
Mount Carroll3.5
Illinois15.6
U.S.15.5
67th
percentile among U.S. towns we grade
48th
percentile among IL towns
0
violent crimes reported in 2025
5
property crimes reported in 2025
FBI crime data, 2025 · crimes reported to policeFull safety report →
Climate
Four seasons, pleasant summers
Mount Carroll has cold, snowy winters and pleasant summers. A typical July afternoon reaches 84°, a January night drops to 13°, and about 33 inches of snow falls in a normal winter.
33″snow a winter
Typical low → high °F
Winter16–32°
Spring38–59°
Summer60–82°
Fall41–62°
Oct 7
typical first frost
May 2
typical last frost
+1.8°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020Full climate →
Health
Healthier than 41% of U.S. towns
Mount Carroll beats the Illinois average on 5 of 32 CDC measures and trails it on 9.
C+Health Grade
32 measures vs. Illinois
5 better18 too close to call9 worse
| What stands out | Mount Carroll | IL |
|---|---|---|
| Fewer adults facing housing insecurity | 9.6% | 13.2% |
| Fewer uninsured adults | 7.4% | 9.9% |
| More adults with heart disease | 9.1% | 5.9% |
Mercyone Clinton Medical Center
19.5 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health
29th
percentile among IL towns
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSAFull health report →
Natural hazards
Moderate risk, with inland flooding at the top
Expected storm and flood damage is higher than in 40% of U.S. communities.
40risk score of 100
FEMA risk score
Inland floodingTornadoesCold waves
4
paid flood claims since 1990
3
federal disasters paid out here
FEMA National Risk Index · OpenFEMANatural hazards →
Outdoors
0.4% of Mount Carroll is conserved land
0.0 miles of trails across 2 parks and preserves.
0.4%conserved
0.4%
conserved · 5 of 1,272 acres
0.0 mi
of trails · 0 per sq mi
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Point Rock Park | — | 25 |
| 2. Stone House Memorial Park | — | 1 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-USParks & trails →
A commuter town
86% of working residents leave Mount Carroll for work
Where Mount Carroll’s working residents go each day. Line width shows the share.
405jobs based in Mount Carroll
14%of working residents work in town
22 mimedian commute distance
Census LEHD 2023
Landmarks
4 places in Mount Carroll on the National Register of Historic Places.
About Mount Carroll
City in Illinois, United States
Mount Carroll is a city in and the county seat of Carroll County, Illinois, United States. The population was 1,479 at the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Population
- 1,479
- Area
- 2.0 sq mi
- Elevation
- 810 ft
- ZIP code
- 61053
- Area code
- 815
Mount Carroll’s neighbors
4 towns share a border with Mount Carroll.
Mount CarrollSalemFreedomWoodlandMount Carroll