Will County, IL real estate

What the numbers say

Will County, IL real estate at a glance

By AstroCore · Realtor.com, US Census and Freddie Mac data

In September 2026, the median home in Will County listed for $409,900, up 2.7% from a year earlier. That is 26% above the Illinois median of $324,950.

Homes spent a median of 35 days on the market, faster than 37 days a year ago. That makes Will County the #9 fastest-selling of 32 Illinois counties we track.

Homeowners in Will County pay a median of $7,173 a year in property taxes on a median home value of $319,600, an effective rate of about 2.24%. The Illinois average is 2.01%, which makes Will County the #94 lowest-tax of 102 counties in the state with published tax data.

Renters pay a median of $1,462 a month, and $1,427 for a two-bedroom. At today's prices a typical home costs about 23 times a year's rent, which generally favors renting over buying in the short term.

With 20% down and today's 7.24% average 30-year rate, the monthly payment on a $410,000 home here comes to about $3,172 including property tax and insurance. Lenders typically want that to be under 28% of income, which works out to roughly $136,000 a year (the median household here earns $109,984).