St. Clair County, IL - Market Hotness: Trend of Supply Score (Realtor)
Updated on March 13, 2026.
According to data from Realtor.com, the market hotness: supply score for St. Clair County, IL in February 2026 was 69.284.
The chart and table below shows the trend of the market hotness: supply score for St. Clair County, IL.
You can see similar for other Illinois counties.
Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.
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Related Topics: St. Clair County, Illinois - Realtor House Inventory Topic List
Data Source: Realtor.
St. Clair County, IL - Market Hotness: Trend of Supply Score
St. Clair County, IL - Market Hotness: Trend of Supply Score
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| Month | Supply Score |
|---|---|
| September 2017 | 62.53443526170799 |
| October 2017 | 60.19283746556474 |
| November 2017 | 67.28650137741047 |
| December 2017 | 78.85674931129476 |
| January 2018 | 66.59779614325069 |
| February 2018 | 59.29752066115702 |
| March 2018 | 50.964187327823694 |
| April 2018 | 56.12947658402204 |
| May 2018 | 50.964187327823694 |
| June 2018 | 34.15977961432507 |
| July 2018 | 29.820936639118457 |
| August 2018 | 28.030303030303028 |
| September 2018 | 38.36088154269973 |
| October 2018 | 54.20110192837465 |
| November 2018 | 61.63911845730028 |
| December 2018 | 55.16528925619835 |
| January 2019 | 56.81818181818182 |
| February 2019 | 47.24517906336088 |
| March 2019 | 55.3030303030303 |
| April 2019 | 58.1267217630854 |
| May 2019 | 59.84848484848485 |
| June 2019 | 49.931129476584026 |
| July 2019 | 47.658402203856745 |
| August 2019 | 50.55096418732782 |
| September 2019 | 51.652892561983464 |
| October 2019 | 53.994490358126725 |
| November 2019 | 54.20110192837465 |
| December 2019 | 56.68044077134986 |
| January 2020 | 46.83195592286501 |
| February 2020 | 38.49862258953168 |
| March 2020 | 34.43526170798898 |
| April 2020 | 34.29752066115703 |
| May 2020 | 36.77685950413223 |
| June 2020 | 40.77134986225895 |
| July 2020 | 37.94765840220386 |
| August 2020 | 28.37465564738292 |
| September 2020 | 31.749311294765842 |
| October 2020 | 26.033057851239672 |
| November 2020 | 34.43526170798898 |
| December 2020 | 30.991735537190085 |
| January 2021 | 24.449035812672175 |
| February 2021 | 32.09366391184573 |
| March 2021 | 64.60055096418733 |
| April 2021 | 54.82093663911846 |
| May 2021 | 33.19559228650138 |
| June 2021 | 25.757575757575758 |
| July 2021 | 31.955922865013775 |
| August 2021 | 47.38292011019284 |
| September 2021 | 53.099173553719005 |
| October 2021 | 57.30027548209367 |
| November 2021 | 67.63085399449037 |
| December 2021 | 63.42975206611571 |
| January 2022 | 55.99173553719008 |
| February 2022 | 64.60055096418733 |
| March 2022 | 64.25619834710744 |
| April 2022 | 54.6831955922865 |
| May 2022 | 36.294765840220386 |
| June 2022 | 21.62534435261708 |
| July 2022 | 27.685950413223143 |
| August 2022 | 31.68044077134986 |
| September 2022 | 40.22038567493113 |
| October 2022 | 47.107438016528924 |
| November 2022 | 52.27272727272727 |
| December 2022 | 57.438016528925615 |
| January 2023 | 71.96969696969697 |
| February 2023 | 51.446280991735534 |
| March 2023 | 48.07162534435262 |
| April 2023 | 57.5068870523416 |
| May 2023 | 71.96969696969697 |
| June 2023 | 65.84022038567493 |
| July 2023 | 57.78236914600551 |
| August 2023 | 64.87603305785123 |
| September 2023 | 83.81542699724518 |
| October 2023 | 70.79889807162535 |
| November 2023 | 50.964187327823694 |
| December 2023 | 46.76308539944903 |
| January 2024 | 57.162534435261705 |
| February 2024 | 63.84297520661158 |
| March 2024 | 50.48209366391184 |
| April 2024 | 56.473829201101935 |
| May 2024 | 79.75206611570248 |
| June 2024 | 67.4931129476584 |
| July 2024 | 59.09090909090909 |
| August 2024 | 75.13774104683195 |
| September 2024 | 64.11845730027548 |
| October 2024 | 80.9228650137741 |
| November 2024 | 72.38292011019284 |
| December 2024 | 79.82093663911846 |
| January 2025 | 87.74104683195593 |
| February 2025 | 78.58126721763085 |
| March 2025 | 78.168044077135 |
| April 2025 | 92.56198347107438 |
| May 2025 | 74.3801652892562 |
| June 2025 | 68.38842975206612 |
| July 2025 | 74.58677685950413 |
| August 2025 | 63.42975206611571 |
| September 2025 | 59.29752066115702 |
| October 2025 | 62.94765840220386 |
| November 2025 | 70.66115702479338 |
| December 2025 | 55.99173553719008 |
| January 2026 | 48.829201101928376 |
| February 2026 | 48.07162534435262 |
| March 2026 | 69.28374655647383 |