Real Estate Investing in Williamson County, Illinois

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

8 ZIP codes • Population: 66,159

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

🏠 For Homebuyers
GOOD FIT
Grade B (78/100)

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
  • Elevated vacancy: 10.9% vacancy may signal weakening demand.

What’s happening in Williamson County, IL?

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3.0/ 5

Investability

County-wide average

3.0/ 5

Appreciation

4.6% 5yr CAGR

5.0/ 5

Landlord Climate

Regulatory friendliness

Avg Investability β˜…β˜…β˜…β˜…β˜…
Avg Home Value $167,657
Avg Monthly Rent $983
ZIP Codes 8

Investing in Williamson County Real Estate

Williamson County spans 8 ZIP codes across 8 cities in Illinois, with a population of 66,159. The county's muted investment metrics reflect deeper structural challenges β€” worth studying before making commitments.

Williamson 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 Williamson 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 Williamson County, IL. Anonymous, moderated, never written by AI.

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Avg Home Value
$167,657
Avg Monthly Rent
$983
1% Rule
βœ— Below
Landlord Friendly (IL)
β˜…β˜…β˜…β˜…β˜…

πŸŽ“ Colleges & Universities in Williamson County

3 Colleges 14,479 Students 974 Off-Campus Renters
B
Southern Illinois University-Carbondale
4-Year Public Β· 11,359 students
πŸ“ ~363 students rent off-campus
C
John A Logan College
2-Year Public Β· 3,120 students
πŸ“ ~611 students rent off-campus
D
Southern Illinois University-System Office
4-Year Public Β· 0 students

Investor Insight: With 974 students living off-campus, Williamson County has substantial rental demand from the college population β€” typically stable, lease-renewing tenants.

Cities in Williamson County

ZIP Codes in Williamson County, IL

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Frequently Asked Questions About Williamson County

What is the rental occupancy rate in, IL?

Expect elevated vacancy in, IL. Rents at $983/mo are absorbed by the tenant base without meaningful lag.

Are renters plentiful in, IL?

The tenant pool in, IL is solid, supported by local employment and population fundamentals. Rents of $983/mo are well-absorbed by the market.

Which real estate strategy fits, IL?

For, IL, careful cash-flow rentals with hands-on management is the standard investor playbook. The market structure makes it a reasonable default approach.

What are home prices like in, IL?

In, IL the median home value sits at $168K. Against the broader IL market, that reads as reasonable for most investors.

Community Ratings

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