Williamson County
IL · Pop. 66,902 · Mixed County
Williamson County, Illinois covers 420 square miles with a population of 66,902 and a density of 159.3 people per square mile. The agricultural economy is rated moderate, built on soybeans, corn, hay. A median home price of $146,000 and an effective property tax rate of 1.71% set the cost of entry. The climate sits in USDA hardiness zone 7a with a 189-day growing season, average summer highs of 87.8°F and average winter lows of 25°F. Annual rainfall averages 44.5 inches, and with drought risk rated high, water storage and irrigation planning matter. Marion Hospital Corporation is 3.5 miles away and includes an emergency room. Broadband reaches 98.4% of homes. On the hazard side, flood risk is very high, tornado risk is very high, drought risk is high, so plan infrastructure and insurance accordingly.
Pros
- A long 189-day growing season in USDA zone 7a supports a wide range of crops and multiple plantings.
- A median home price of $146,000 makes land and property relatively affordable.
- Broadband reaches 98.4% of homes, making remote work and online farm sales realistic.
- Marion Hospital Corporation, with an emergency room, is just 3.5 miles away — strong local healthcare access.
Cons
- Tornado risk is very high, so a storm shelter and wind-resistant structures are practical necessities.
- Flood risk is very high, so careful parcel siting and flood insurance are essential.
- An effective property tax rate of 1.71% is on the higher side and adds to annual carrying costs.
At a glance
Williamson County, IL is a mixed homesteading prospect — weigh the tradeoffs.
- Homestead score
- 47/100
- Median home price
- $146k
- Property tax
- 1.71%
- Growing season
- 189 days (zone 7a)
- Annual rainfall
- 44.5"
- Broadband
- 98.4%
- Nearest hospital
- Marion Hospital Corporation, 3.5 mi
Taxes & Cost of Living
Land & Building
Climate & Growing
Natural Disaster Risk
Healthcare
Infrastructure & Community
Business & Employment
Homesteading in Williamson County: FAQ
- What is the growing season like in Williamson County?
- Williamson County is in USDA hardiness zone 7a with a 189-day growing season, average summer highs of 87.8°F, and average winter lows of 25°F. The established crops are soybeans, corn, hay.
- How affordable is land and property here?
- The median home price is $146,000 and the effective property tax rate is 1.71%. County-level per-acre prices aren't published, so compare current local listings for raw land.
- Is broadband internet available?
- Broadband reaches 98.4% of homes, strong coverage that supports remote work for most parcels.
- How close is healthcare?
- Marion Hospital Corporation is 3.5 miles away and includes an emergency room; there are 3 hospitals in the county.
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Data sources
Verified
Figures are sourced from public datasets: U.S. Census Bureau — ACS 5-year & Gazetteer, USDA NASS Census of Agriculture, USDA Plant Hardiness Zone Map, NOAA NCEI U.S. Climate Normals (1991–2020), FEMA National Risk Index, FCC Broadband Data Collection, BLS Local Area Unemployment Statistics, HIFLD Hospitals. Always confirm specifics locally before relying on them. See our methodology for how the homestead score is calculated.
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