Data through September 2026 · updated 2026-11-07 · free, from Zillow, Realtor.com, the Census Bureau and other public sources
Typical home value$322,819+3.6% YoY · prices are rising fast
Market right nowBalanced marketMore homes for sale than last year, 22% have cut their price
Income needed to buy, per year$69,980About 0.7× the local median income ($96,937): affordable for a typical household
Days on market37 daysFaster than a year ago: sellers have the edge
Next 12 months+2.7%Zillow expects prices to rise slightly
The typical home in Grundy County, IL is worth $322,819, up 3.6% from a year ago. That is slightly above what local incomes have historically supported: fair value is about $296,758, so the area is 8.8% overvalued. It is a balanced market: homes take about 37 days to sell, listings are up 10% from a year ago, 22% of listings have had a price cut. Zillow expects prices to rise about 2.7% over the next year. A household needs about $69,980 a year to afford the typical home here at today's 7.18% mortgage rate (20% down, payment at 30% of income); the median household earns $96,937. Typical rent is $1,392 a month, or $1,632 for a house. In the latest IRS figures, 123 more people moved in than out.
Home value over time
Solid: typical home value · dashed: fair value (household income × the 20-year average price-to-income ratio). Sources: FHFA, Zillow, U.S. Census Bureau.
Prices and affordability
Typical home value
$322,819
Change in 1 year
+3.6%
Overvalued %
+8.8%
Show 7 more
Fair home value
$296,758
Change in 5 years
+27.8%
Zillow forecast, next 12 months
+2.7%
Home value to income
3.3×
Monthly mortgage payment (20% down)
$1,750
Income needed to afford it
$69,980
Property tax rate
2.00%
Rent and investing
Typical rent
$1,392
Typical rent for houses
$1,632
Price-to-rent ratio
19.3×
Show 3 more
HUD Fair Market Rent, 2 bedrooms
$1,613
Gross rental yield
5.18%
Cap rate (estimate)
3.36%
Market activity
Listings vs a year ago
+9.7%
Days on market
37
Listings with a price cut
21.9%
Show 3 more
Homes for sale
113
Pending sales per 100 listings
67
Asking price per sq ft
$194
People and jobs
Median household income
$96,937
Population change (1 year)
+0.6%
Unemployment rate
4.6%
Show 4 more
Population
54,052
Income adjusted for cost of living
$93,569
Net moves in (IRS)
+123
Cost of living (US = 100)
103.6
Schools, risk and environment
School rating (1 to 10)
6.4
FEMA hazard risk score (0 to 100)
66.5
Flood risk score
66.5
Show 3 more
Wildfire risk score
15.7
Walkability (1 to 20)
6.7
Road, rail and air noise
54 dB
Questions people ask
Is Grundy County, IL overvalued?
Home prices in Grundy County, IL are slightly above what local incomes have historically supported: fair value is about $296,758, so the area is 8.8% overvalued.
Is Grundy County, IL a buyer's or seller's market?
Grundy County, IL is a balanced market: homes take about 37 days to sell, listings are up 10% from a year ago, 22% of listings have had a price cut.
Are home prices going down in Grundy County, IL?
Home values in Grundy County, IL are up 3.6% over the last year. Zillow's forecast for the next 12 months is +2.7%.
How much do you need to earn to buy a home in Grundy County, IL?
A household needs about $69,980 a year to afford the typical home in Grundy County, IL at today's 7.18% mortgage rate (20% down, payment at 30% of income); the median household earns $96,937.