Williamson County, Illinois Housing Market
In Williamson County, Illinois, the median home value is $156,400, with a median monthly rent of $930. This places Williamson County at #2104 nationally out of 3134 counties by median home value, and #34 within Illinois.
📈 Price Trend (2017 → 2024)
📊 Recent Market Momentum (FHFA HPI)
FHFA House Price Index — All-Transactions, Annual (2000 = 100) · Latest: 2025
📍 Economic Snapshot
Employment & Wages
- Avg weekly wage: $1,022
- Establishments: 1,388
- BLS QCEW, 2025
Housing Supply
- Single-family: 68
- Multi-family: 73
- U.S. Census Bureau, Building Permits Survey
Migration Patterns
- Inflow: 26,802 (avg $69,286)
- Outflow: 25,259 (avg $70,260)
- IRS Statistics of Income
📍 Sub-Market Activity
Top 2 active ZIP codes in Williamson County · Latest: 2025
| # | ZIP Code | HPI | YoY Change | Latest Year |
|---|---|---|---|---|
| 1 | 62948 | 198.5 | -4.50% | 2025 |
| 2 | 62959 | 199.0 | +7.60% | 2025 |
Source: FHFA HPI for Five-Digit ZIP Codes (All-Transactions Index, 2000 = 100).
This product uses FHFA Data but is neither endorsed nor certified by FHFA.
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💰 Mortgage Guide → 🧾 Property Tax Data →How Williamson County Compares
| Metric | Williamson County | Illinois Average | U.S. Average |
|---|---|---|---|
| Median Home Value | $156,400 | $153,019 | $227,706 |
| Median Gross Rent | $930 | $867 | $968 |
| Owner Occupancy Rate | 70.7% | 75.8% | 73.3% |
| Price/Rent Ratio | 14.0 | 14.5 | 18.7 |
Market Analysis
The median home value in Williamson County is 2.2% above the Illinois state average and 31.3% below the U.S. national average. The median rent of $930/month is 7.3% above the state average.
With a price-to-rent ratio of 14.0, buying a home in Williamson County is generally more favorable than renting for those planning to stay long-term. A ratio below 15 typically signals that purchasing is financially advantageous over a multi-year horizon.
Williamson County has an owner-occupancy rate of 70.7%, compared to 75.8% in Illinois and 73.3% nationally. This indicates a more renter-heavy market than the U.S. average.
Similar Counties by Home Value
| County | State | Median Home Value | Median Rent |
|---|---|---|---|
| Pulaski County | Indiana | $156,400 | $772 |
| Hamilton County | Iowa | $156,400 | $877 |
| Warren County | Mississippi | $156,400 | $888 |
| Chaves County | New Mexico | $156,400 | $867 |
| Bennett County | South Dakota | $156,400 | $617 |
Other Counties in Illinois
| County | Median Home Value | Median Rent | Owner Occ. |
|---|---|---|---|
| Washington County | $155,700 | $818 | 84.1% |
| Lee County | $154,600 | $894 | 73.6% |
| Peoria County | $158,500 | $993 | 67.0% |
| Johnson County | $160,500 | $781 | 82.0% |
| Henry County | $151,600 | $842 | 79.9% |
Data Source: U.S. Census Bureau, American Community Survey (ACS) 2024 5-Year Estimates (2017–2024). Variables: B25077 (Median Home Value), B25064 (Median Gross Rent), B25003 (Tenure). Data collected on 2026-10-14. The price-to-rent ratio is calculated as Median Home Value ÷ (Median Monthly Rent × 12).