Round Lake Heights, IL housing market
The typical Round Lake Heights home is worth about $311,000, up 5.1% in a year, close to the Illinois typical home.
Home values, sales, trends and how Round Lake Heights compares with the towns next door — updated as new data is published.
Round Lake Heights at a glance
Only 1 sale in May 2026: in a market this size, monthly medians swing a lot, so the typical value above is the steadier guide.
Typical home value, 2016–2026
Show as a table
| January | Round Lake Heights | Illinois |
|---|---|---|
| 2017 | $159,000 | $181,000 |
| 2018 | $171,000 | $190,000 |
| 2019 | $178,000 | $195,000 |
| 2020 | $182,000 | $200,000 |
| 2021 | $200,000 | $215,000 |
| 2022 | $226,000 | $236,000 |
| 2023 | $244,000 | $248,000 |
| 2024 | $262,000 | $263,000 |
| 2025 | $287,000 | $278,000 |
| 2026 | $303,000 | $290,000 |
| August 2026 | $311,000 | $298,000 |
Round Lake Heights and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Round Lake Heights | $311K | +5.1% | — | $78,986 |
| Long Lake | $263K | +5.6% | 39 | $104,621 |
| Round Lake Beach | $260K | +5.2% | 40 | $86,059 |
| Lake Villa | — | — | 35 | $118,750 |
3.9 years of income
The typical Round Lake Heights home costs about 3.9 years of the town's median household income, more than across Illinois (3.6 years).
How Round Lake Heights ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
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.