Grundy County
County in Illinois · Updated Jan 2026
Median Home Value
$306,618
↑ +3.5%
Year-over-year
Median Rent
$1,330/mo
Year-over-year
Rental Yield
5.2%
Good for investors
5-Year Appreciation
+32.4%
Price-to-Rent Ratio
19.2
Neutral market