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Carroll County, Illinois eviction risk overview
County brief·Updated July 25, 2026

Carroll County, Illinois Eviction Risk: Moderate

8 incorporated cities and unincorporated areas. The county Eviction Risk Score is held aloft by the city of Savanna (4.5) and a small number of dense urban cores. Rent-control coverage varies by city.

In 2026
Risk score
4
MODERATE

Ranked #47 of 102 IL counties

11k residents · 8 cities · 6 tracts

1976–2026 · pop-weighted from cities

Carroll County eviction risk score history

Min1.8 Average3.1 Now4
10 5 1976 · score 1.8 1977 · score 1.8 1978 · score 1.8 1979 · score 1.8 1980 · score 2.0 1981 · score 2.0 1982 · score 2.1 1983 · score 2.1 1984 · score 2.0 1985 · score 2.1 1986 · score 2.0 1987 · score 2.0 1988 · score 2.0 1989 · score 2.0 1990 · score 2.0 1991 · score 2.1 1992 · score 2.7 1993 · score 2.7 1994 · score 2.7 1995 · score 2.7 1996 · score 2.8 1997 · score 2.6 1998 · score 2.6 1999 · score 2.7 2000 · score 2.8 2001 · score 2.9 2002 · score 3.0 2003 · score 3.1 2004 · score 3.0 2005 · score 3.0 2006 · score 3.0 2007 · score 3.1 2008 · score 3.8 2009 · score 4.1 2010 · score 4.2 2011 · score 4.3 2012 · score 4.2 2013 · score 4.1 2014 · score 4.0 2015 · score 3.9 2016 · score 3.9 2017 · score 3.8 2018 · score 3.8 2019 · score 4.0 2020 · score 5.4 2021 · score 5.4 2022 · score 4.4 2023 · score 4.1 2024 · score 4.1 2025 · score 4.0 2026 · score 4.0

Key metrics

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Scrub 50 years

2026
● LIVE · today ◀ REPLAY · historical

How Carroll County ranks in Illinois

Lower number means more extreme, where #1 is the most
Eviction Risk Score
Moderate
#47 of 102 IL counties 4.0 / 10
Eviction Risk Score, 55th percentileLowHigh
#47 of 102 counties in Illinois for landlord eviction risk.
Cost of living
Elevated
#19 of 51 states (statewide) 100.0 index
Cost of living, 64th percentileLowHigh
Illinois ranks #19 of 51 states on overall cost of living (right at the U.S. avg).
Housing services cost
Elevated
#21 of 51 states (statewide) 93.9 index
Housing services cost, 60th percentileLowHigh
Illinois ranks #21 of 51 states on housing services (6.1% cheaper than the U.S. avg).
Income spent on rent
Very Low
#88 of 102 IL counties 23.5% of income
Income spent on rent, 14th percentileLowHigh
#88 of 102 counties in Illinois on % of income spent on rent.

Landlord guides for Illinois

State-specific playbooks
Illinois Eviction Costs →
Filing fees, attorney fees, lost rent, sheriff lockout
Illinois Eviction Process →
Step-by-step timeline, notices, statute cites
Illinois Rent Control →
Statewide caps, local ordinances, just-cause
Illinois Tenant Screening →
Five-point protocol, legal rules, protected classes
Illinois Tenant Protections →
Just cause, retaliation, habitability, entry
Cities in Carroll County
Sorted by Eviction Risk Score · highest first
Map view
CityPopulationRisk% income on rentAverage rentLean
001 Savanna Pop 2,816 · 24.9% income · $835 rent · Rep 2,816 4.2 24.9% $835 Rep
002 Thomson Pop 1,757 · 31.7% income · $918 rent · Rep 1,757 4.5 31.7% $918 Rep
003 Lanark Pop 1,541 · 24.4% income · $819 rent · Rep 1,541 3.9 24.4% $819 Rep
004 Mount Carroll Pop 1,501 · 17.0% income · $785 rent · Rep 1,501 3.7 17.0% $785 Rep
005 Milledgeville Pop 1,218 · 20.2% income · $513 rent · Rep 1,218 4.1 20.2% $513 Rep
006 Lake Carroll Pop 853 · 24.1% income · $780 rent · Rep 853 3.6 24.1% $780 Rep
007 Shannon Pop 772 · 28.3% income · $604 rent · Rep 772 3.8 28.3% $604 Rep
008 Chadwick Pop 591 · 17.6% income · $780 rent · Rep 591 3.7 17.6% $780 Rep

County heatmap

Geographic distribution
Local landlord context

One county, multiple regulatory regimes.

Carroll County, Illinois eviction laws carries an average eviction-risk score of 3.2/10 (Low) across its 8 incorporated places, placing it at rank 68 of 102 Illinois counties. That position means 67 counties in the state are riskier for landlords, and only 34 are more landlord-friendly, putting Carroll County firmly in the lower-risk third statewide. With a total county population of roughly 11,049 and an average rent of $780, the rental market here is small, stable, and relatively forgiving compared to most of Illinois eviction laws.

The intra-county spread runs from 2.9 to 3.4 out of 10, a narrow band that signals consistent operating conditions across the county rather than dramatic pockets of stress. Average rent burden sits at 24.1% of renter income, a figure that suggests tenants here are not stretched to a breaking point, which tends to correlate with lower eviction frequency. Renter households make up 25.3% of occupied units, a modest share that reflects a predominantly owner-occupied market where rental demand is steady but not speculative.

The cities inside Carroll County

The highest scores in the county belong to Thomson (3.4/10, population 1,757) and Chadwick (3.4/10, population 591), both sitting at the top of the local risk range. Savanna (3.3/10, population 2,816), the county's largest city, and Shannon (3.3/10, population 772) are a step behind, but still above the county average. Lanark, Mount Carroll, and Lake Carroll all land at the county average of 3.2/10, while Milledgeville comes in as the most landlord-friendly city at 2.9/10. Even that spread of 0.5 points underscores how hyper-local risk can be: the same county statute and court system applies everywhere, yet tenant demographics and local economic conditions create real differences at the city level that investors should weigh before selecting a submarket.

State-level laws that apply here

Illinois eviction laws eviction law (735 ILCS 5/9, Forcible Entry and Detainer) governs every Carroll County landlord. For nonpayment of rent, a 5-day notice is required under 735 ILCS 5/9-209. A material lease violation triggers a 10-day cure notice (735 ILCS 5/9-210), and terminating a month-to-month tenancy requires 30 days notice (735 ILCS 5/9-207). An end-of-fixed-term lease requires no additional notice under 735 ILCS 5/9-205. Illinois eviction laws state law does not require just cause for non-renewal, and the state preempts local rent-control ordinances, so no Carroll County municipality can impose rent caps. Reviewing the full Illinois eviction laws eviction process before filing is worthwhile, because uncontested cases still take 30 to 60 days and contested matters can run 60 to 150 days.

Court filing fees in Illinois eviction laws run $200 to $400, sheriff lockout fees add $60 to $200, and attorney fees for eviction matters typically range from $750 to $3,500, meaning even a straightforward case can approach several thousand dollars all-in. Understanding Illinois eviction costs before a vacancy turns into a dispute is prudent planning, not an afterthought. Illinois eviction laws also protects source of income as a fair-housing class through the Illinois eviction laws Department of Human Rights, which is a factor in tenant screening that landlords in the state must account for.

With a poverty rate of 13.3% and renters comprising roughly one-in-four households, Carroll County's fundamentals support a cautious but viable rental market; review the city grid above to compare scores across all 8 municipalities before committing to a specific submarket.

Peer counties in Illinois

Same state, closest by population and Eviction Risk Score
Peer county
Jo Daviess County eviction risk
4.1
/ 10 · Moderate
Pop. 13.0K
Peer county
Mercer County eviction risk
4
/ 10 · Low
Pop. 9.5K
Peer county
Union County eviction risk
4
/ 10 · Moderate
Pop. 8.2K
Peer county
Lawrence County eviction risk
4.1
/ 10 · Moderate
Pop. 8.8K

Where eviction risk concentrates in Carroll County

Top cities + top neighborhoods · click any card for the full breakdown

Top cities by population

Frequently asked

Frequently asked questions about Carroll County

Q1

What is the eviction risk score for Carroll County?

Carroll County has a county-wide landlord eviction risk score of 4/10 (Moderate), averaged across 8 cities. Scores range from 3.6 to 4.5 within the county.
Q2

What is the rent-to-income ratio in Carroll County?

Rent-to-income ratio in Carroll County averages 24.1% of household income on gross rent, per ACS 2023 5-year data.
Q3

How many cities are in Carroll County?

8 cities sit in Carroll County, IL, serving approximately 11,049 residents.