Real Estate Investing in Knox County, Illinois

Everything the listing leaves out — vacancy, rent trend, cap rate, landlord climate. All free.

9 ZIP codes • Population: 44,388

Should you buy in Knox County, IL? Our answer, based on the numbers below.

🏠 For Homebuyers
GOOD FIT
Grade B (72/100)

Solid choice β€” stable market with a reasonable entry point and good rental backup if you ever need to move.

πŸ“ˆ For Investors
MIXED
3.0 / 5 (52/100)

A middle-of-the-road market. Workable, but the best opportunities may be nearby ZIPs rather than this one.

⚠️ Risks to Know
1 flag
  • High vacancy: 12.6% of homes vacant β€” above national norms.

What’s happening in Knox County, IL?

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3.0/ 5

Investability

County-wide average

3.0/ 5

Appreciation

4.2% 5yr CAGR

5.0/ 5

Landlord Climate

Regulatory friendliness

Avg Investability β˜…β˜…β˜…β˜…β˜…
Avg Home Value $155,248
Avg Monthly Rent $863
ZIP Codes 9

Investing in Knox County Real Estate

Knox County spans 9 ZIP codes across 9 cities in Illinois, with a population of 44,388. The county's thin investment metrics reflect deeper structural challenges β€” worth studying before making commitments.

Knox is the kind of county where the cap rate on paper and the cap rate realized tend to diverge. firmly out-of-state capital should be especially careful with carry-in assumptions.

Distressed-leaning demographics in Knox β€” soft income growth, high rent burden, population shifts β€” are among the reasons the β˜…β˜…β˜…β˜†β˜† rating sits where it does.

A great house in the wrong ZIP is still a bad deal — screen every market by cash flow & cap rate.
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Landlord Ground Truth

Real numbers from people who own or manage rentals in Knox County, IL. Anonymous, moderated, never written by AI.

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Avg Home Value
$155,248
Avg Monthly Rent
$863
1% Rule
βœ— Below
Landlord Friendly (IL)
β˜…β˜…β˜…β˜…β˜…

πŸ“‰ Market Crash Risk Index

Based on Galesburg, IL metro

1/10
Low Risk
Price YoY
0/3
N/A
Rent YoY
0/2
N/A
Below List
1/3
57%
Days Pending
0/2
0 days

View all metro crash risk rankings β†’

πŸŽ“ Colleges & Universities in Knox County

2 Colleges 2,689 Students 437 Off-Campus Renters
C+
Knox College
4-Year Private Β· 1,001 students
C
Carl Sandburg College
2-Year Public Β· 1,688 students
πŸ“ ~437 students rent off-campus

Cities in Knox County

ZIP Codes in Knox County, IL

Screen every market in Knox County

Filter this county’s ZIPs by cap rate, vacancy, appreciation and 30+ more criteria, and export your shortlist to CSV — with the Investor plan ($19/mo). Add weekly alerts when these markets move with Investor Pro+.

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Frequently Asked Questions About Knox County

Do landlords face vacancy issues in, IL?

Rental vacancy in, IL is elevated. Investors should budget normal turnover but not chronic empty units.

Is investability higher in, IL than across IL?

Versus statewide IL, is broadly in line with. Its 3.0/5 investability score reflects that position.

Which real estate strategy fits, IL?

The best-fit strategy in, IL is careful cash-flow rentals with hands-on management. That approach the rent and price profile of the market.

What is the typical home price in, IL?

In, IL the median home value sits at $155K. Against the broader IL market, that reads as reasonable for most investors.

Community Ratings

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