Home values, rents and more in Williamsfield, IL
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Williamsfield in ProMap- Under $170k
- $170k–$180k
- $180k–$220k
- $220k–$290k
- $290k+
- No data
How Williamsfield compares
The typical home in Williamsfield, IL is worth about $149,000, according to the Zillow Home Value Index for September 2026. Home values in Williamsfield are 24% above the typical value in the Galesburg metro area ($120,000) and 59% below the U.S. typical value ($366,000).
Over the past year, home values in Williamsfield rose 8.9%, compared with +11.8% in the Galesburg metro area and +1.2% nationally.
The median household income is $82,417, against $57,030 in the Galesburg metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 531 people live in Williamsfield (American Community Survey 2020–24).
Williamsfield has the 2nd-highest typical home value of the 9 cities in the Galesburg metro area and the 291st-lowest of 1,005 in Illinois with Zillow figures.
Part of: Knox County, IL · Galesburg metro area · Illinois
More for Williamsfield in ProMap Plus
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- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- Crime rates
- Homeowners insurance premiums
- Commute time to downtown
- Flood, wildfire and natural hazard risk
- Property-tax rate
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby cities
ZIP codes in Williamsfield, IL
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.