Sonoma County, CA - Market Hotness: Trend of Supply Score (Realtor)
Updated on March 13, 2026.
According to data from Realtor.com, the market hotness: supply score for Sonoma County, CA in January 2026 was 31.906.
The chart and table below shows the trend of the market hotness: supply score for Sonoma County, CA.
You can see similar for other California 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: Sonoma County, California - Realtor House Inventory Topic List
Data Source: Realtor.
Sonoma County, CA - Market Hotness: Trend of Supply Score
Sonoma County, CA - Market Hotness: Trend of Supply Score
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| Month | Supply Score |
|---|---|
| September 2017 | 95.34450651769087 |
| October 2017 | 97.3308504034761 |
| November 2017 | 92.86157666045935 |
| December 2017 | 94.47548106765984 |
| January 2018 | 96.52389819987586 |
| February 2018 | 98.75853507138423 |
| March 2018 | 99.06890130353817 |
| April 2018 | 98.75853507138423 |
| May 2018 | 98.63438857852266 |
| June 2018 | 97.08255741775295 |
| July 2018 | 95.84109248913718 |
| August 2018 | 96.64804469273743 |
| September 2018 | 90.9993792675357 |
| October 2018 | 90.19242706393544 |
| November 2018 | 86.21973929236499 |
| December 2018 | 88.7647423960273 |
| January 2019 | 83.9851024208566 |
| February 2019 | 73.74301675977654 |
| March 2019 | 74.487895716946 |
| April 2019 | 77.6536312849162 |
| May 2019 | 94.16511483550589 |
| June 2019 | 93.0477963997517 |
| July 2019 | 81.19180633147114 |
| August 2019 | 77.77777777777779 |
| September 2019 | 69.02545003103663 |
| October 2019 | 61.1421477343265 |
| November 2019 | 54.624456859093726 |
| December 2019 | 44.816883923029174 |
| January 2020 | 43.51334574798262 |
| February 2020 | 39.16821849782743 |
| March 2020 | 69.27374301675978 |
| April 2020 | 77.09497206703911 |
| May 2020 | 70.08069522036003 |
| June 2020 | 75.17070142768468 |
| July 2020 | 84.23339540657977 |
| August 2020 | 61.32836747361887 |
| September 2020 | 55.865921787709496 |
| October 2020 | 47.796399751707014 |
| November 2020 | 67.59776536312849 |
| December 2020 | 81.50217256362508 |
| January 2021 | 69.77032898820609 |
| February 2021 | 51.02420856610801 |
| March 2021 | 60.583488516449414 |
| April 2021 | 61.88702669149596 |
| May 2021 | 38.11297330850403 |
| June 2021 | 31.59528243327126 |
| July 2021 | 24.82929857231533 |
| August 2021 | 15.766604593420237 |
| September 2021 | 14.835505896958413 |
| October 2021 | 17.5667287399131 |
| November 2021 | 21.291123525760398 |
| December 2021 | 23.525760397268776 |
| January 2022 | 20.980757293606455 |
| February 2022 | 55.43140906269398 |
| March 2022 | 76.22594661700806 |
| April 2022 | 52.76225946617008 |
| May 2022 | 26.38112973308504 |
| June 2022 | 23.02917442582247 |
| July 2022 | 13.594040968342643 |
| August 2022 | 12.911235257603973 |
| September 2022 | 21.104903786468032 |
| October 2022 | 23.4016139044072 |
| November 2022 | 24.39478584729981 |
| December 2022 | 27.49844816883923 |
| January 2023 | 22.594661700806952 |
| February 2023 | 27.49844816883923 |
| March 2023 | 50.83798882681564 |
| April 2023 | 60.955927995034145 |
| May 2023 | 43.01675977653631 |
| June 2023 | 46.617008069522036 |
| July 2023 | 35.87833643699565 |
| August 2023 | 57.417752948479205 |
| September 2023 | 49.162011173184354 |
| October 2023 | 53.1967721911856 |
| November 2023 | 55.99006828057107 |
| December 2023 | 47.23774053382992 |
| January 2024 | 36.623215394165115 |
| February 2024 | 48.10676598386095 |
| March 2024 | 66.23215394165115 |
| April 2024 | 87.15083798882681 |
| May 2024 | 92.05462445685909 |
| June 2024 | 84.91620111731844 |
| July 2024 | 72.8739913097455 |
| August 2024 | 52.017380509000624 |
| September 2024 | 42.0235878336437 |
| October 2024 | 48.23091247672253 |
| November 2024 | 57.60397268777157 |
| December 2024 | 48.541278708876476 |
| January 2025 | 42.27188081936685 |
| February 2025 | 47.61018001241465 |
| March 2025 | 86.34388578522658 |
| April 2025 | 85.41278708876474 |
| May 2025 | 77.28119180633148 |
| June 2025 | 77.96399751707014 |
| July 2025 | 58.47299813780261 |
| August 2025 | 42.14773432650528 |
| September 2025 | 35.754189944134076 |
| October 2025 | 41.527001862197395 |
| November 2025 | 51.83116076970825 |
| December 2025 | 36.80943513345748 |
| January 2026 | 29.671011793916826 |
| February 2026 | 31.9056486654252 |