Data through September 2026 · updated 2026-11-07 · free, from Zillow, Realtor.com, the Census Bureau and other public sources
Typical home value$124,660+4.2% YoY · prices are rising fast
Market right nowBuyer's marketMore homes for sale than last year, 32% have cut their price
Income needed to buy, per year$27,024About 0.4× the local median income ($62,679): affordable for a typical household
Days on market45 daysSlower than a year ago: buyers have time to negotiate
Next 12 months+3.5%Zillow expects prices to rise slightly
The typical home in Decatur, IL is worth $124,660, up 4.2% from a year ago. That is slightly above what local incomes have historically supported: fair value is about $121,594, so the area is 2.5% overvalued. It is a buyer's market: homes take about 45 days to sell, listings are up 38% from a year ago, 32% of listings have had a price cut. Zillow expects prices to rise about 3.5% over the next year. A household needs about $27,024 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 $62,679. Typical rent is $1,059 a month, or $1,123 for a house. In the latest IRS figures, 482 more people moved out than in.
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
$124,660
Change in 1 year
+4.2%
Overvalued %
+2.5%
Show 7 more
Fair home value
$121,594
Change in 5 years
+29.7%
Zillow forecast, next 12 months
+3.5%
Home value to income
2.0×
Monthly mortgage payment (20% down)
$676
Income needed to afford it
$27,024
Property tax rate
2.12%
Rent and investing
Typical rent
$1,059
Typical rent for houses
$1,123
Price-to-rent ratio
9.8×
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HUD Fair Market Rent, 2 bedrooms
$1,091
Gross rental yield
10.19%
Cap rate (estimate)
6.62%
Market activity
Listings vs a year ago
+37.6%
Days on market
45
Listings with a price cut
31.7%
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Homes for sale
271
Pending sales per 100 listings
19
Asking price per sq ft
$86
People and jobs
Median household income
$62,679
Population change (1 year)
−0.6%
Unemployment rate
6.8%
Show 4 more
Population
99,300
Income adjusted for cost of living
$70,904
Net moves in (IRS)
−482
Cost of living (US = 100)
88.4
Schools, risk and environment
School rating (1 to 10)
4.1
FEMA hazard risk score (0 to 100)
83.3
Unhealthy air days a year
3
Show 4 more
Flood risk score
83.3
Wildfire risk score
21.2
Walkability (1 to 20)
6.9
Road, rail and air noise
53 dB
Questions people ask
Is Decatur, IL overvalued?
Home prices in Decatur, IL are slightly above what local incomes have historically supported: fair value is about $121,594, so the area is 2.5% overvalued.
Is Decatur, IL a buyer's or seller's market?
Decatur, IL is a buyer's market: homes take about 45 days to sell, listings are up 38% from a year ago, 32% of listings have had a price cut.
Are home prices going down in Decatur, IL?
Home values in Decatur, IL are up 4.2% over the last year. Zillow's forecast for the next 12 months is +3.5%.
How much do you need to earn to buy a home in Decatur, IL?
A household needs about $27,024 a year to afford the typical home in Decatur, IL at today's 7.18% mortgage rate (20% down, payment at 30% of income); the median household earns $62,679.