Average rent in Decatur, IL
As of September 2026, the typical asking rent in the Decatur, IL metro area is $1,059 per month, up 5.1% from a year ago — 29% below the US metro average of $1,498.
Figures cover all property types — single-family, condo and apartment — at every bedroom count. The interactive map can break rents down by home type.
Average rent
$1,059
September 2026
Year over year
+5.1%
vs $1,007 a year ago
3-year change
+22.5%
from $865
Our forecast accuracy here
±2.0%
avg error on held-out data
Decatur, IL rent history
Observed market rent since January 2023, with the next 2 forecast months and their expected range.
Decatur, IL rent forecast
Our forecasting engine projects rents each month for every US metro with at least a year of observed data. The next 2 months for Decatur, IL are free below; the full 12-month outlook with confidence ranges is part of RentLens Pro.
| Month | Forecast rent | Expected range | MoM | YoY | Since Sep 2026 |
|---|---|---|---|---|---|
| October 2026 | $1,062 | $1,051–$1,073 | +0.3% | +3.9% | +0.3% |
| November 2026 | $1,061 | $1,049–$1,080 | -0.1% | +3.0% | +0.2% |
| Months 3–12 are available on the interactive forecast → see the full Decatur, IL forecast | |||||
Explore Decatur, IL on the live map
Interactive history, zip-level rents, and 12-month ML forecasts with explainability.
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Rent figures are smoothed median asking rents (Zillow Observed Rent Index) for the Decatur, IL metro area, updated monthly. Forecasts are produced by RentLens's proprietary ML models; “forecast accuracy” is this metro's average prediction error on held-out historical data.