Rent Tracker
Rent Inflation in Ottawa, IL
The average asking rent in Ottawa, IL is $1,100/month as of 2026-08. That is +7.8% compared to a year ago.
Source: Zillow Observed Rent Index (ZORI) | zillow.com/research
Current Avg Rent
$1,100/mo
as of 2026-08
Year-over-Year Change
+7.8%
24-Month Rent Trend
Monthly ZORI index values for Ottawa, IL.
| Month | Avg Asking Rent | Change from Prior Month |
|---|---|---|
| 2026-08 | $1,100 | -0.27% |
| 2026-07 | $1,103 | +0.64% |
| 2026-06 | $1,096 | +1.58% |
| 2026-05 | $1,079 | +0.84% |
| 2026-04 | $1,070 | +0.85% |
| 2026-03 | $1,061 | +1.24% |
| 2026-02 | $1,048 | +0.29% |
| 2026-01 | $1,045 | -0.57% |
| 2025-12 | $1,051 | -0.19% |
| 2025-11 | $1,053 | +0.86% |
| 2025-10 | $1,044 | +0.77% |
| 2025-09 | $1,036 | +1.57% |
| 2025-08 | $1,020 | +0.20% |
| 2025-07 | $1,018 | -0.29% |
| 2025-06 | $1,021 | -1.26% |
| 2025-05 | $1,034 | +0.39% |
| 2025-04 | $1,030 | +1.08% |
| 2025-03 | $1,019 | +2.00% |
| 2025-02 | $999 | -0.89% |
| 2025-01 | $1,008 | -0.10% |
| 2024-12 | $1,009 | +0.50% |
| 2024-11 | $1,004 | +1.41% |
| 2024-10 | $990 | +1.43% |
| 2024-09 | $976 | — |
Why Rent Inflation Matters
Shelter is the single largest component of the official CPI, accounting for roughly one-third of the index. But the BLS shelter index tends to lag real-market rent changes by 12–18 months because it measures rents paid by all tenants — including long-term renters locked into old leases. ZORI measures asking rents for new leases, making it a timelier signal of where CPI shelter inflation is headed.
When ZORI is rising sharply in your city, it is a leading indicator that official shelter inflation — and therefore overall CPI — will remain elevated in coming months.
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Data Source
Rent data uses the Zillow Observed Rent Index (ZORI), a smoothed measure of typical market-rate asking rents updated monthly by Zillow Research. ZORI covers single-family homes, condos, and co-ops and reflects asking rents for new leases — making it a more timely indicator than the lagged BLS shelter index. zillow.com/research | Money & Prices