Rock Falls, IL housing market
The typical Rock Falls home is worth about $122,000, up 0.8% in a year, 59% below the Illinois typical home. Homes typically sell in 60 days, below asking.
Home values, sales, trends and how Rock Falls compares with the towns next door — updated as new data is published.
Rock Falls at a glance
A seller's market
Supply is tight — about 2.6 months of homes for sale at the current pace. Buyers should expect competition on well-priced homes.
Typical home value, 2016–2026
Show as a table
| January | Rock Falls | Illinois |
|---|---|---|
| 2017 | $81,000 | $181,000 |
| 2018 | $82,000 | $190,000 |
| 2019 | $69,000 | $195,000 |
| 2020 | $83,000 | $200,000 |
| 2021 | $89,000 | $215,000 |
| 2022 | $92,000 | $236,000 |
| 2023 | $99,000 | $248,000 |
| 2024 | $106,000 | $263,000 |
| 2025 | $118,000 | $278,000 |
| 2026 | $122,000 | $290,000 |
| August 2026 | $122,000 | $298,000 |
Rock Falls and its neighbors
2.5 years of income
The typical Rock Falls home costs about 2.5 years of the town's median household income, less than across Illinois (3.6 years).
How Rock Falls ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
Recent listings in Rock Falls
Home values: Zillow Home Value Index (ZHVI), Zillow Research, August 2026. Sales, days on market and supply: Redfin Data Center, May 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. Listings link to their publishers.