Zip Code: 37309 (Calhoun, TN) - Market Hotness: Trend of Supply Score (Realtor)
Updated on March 13, 2026.
According to data from Realtor.com, the market hotness: supply score for the 37309 Zip Code in December 2025 was 5.433.
You can see similar for other Tennessee Zip Codes.
The chart and table below shows the trend of the market hotness: supply score for the 37309 zip code.
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: Zip Code: 37309 - Realtor House Inventory Topic List
Data Source: Realtor.
Zip Code: 37309 - Market Hotness: Trend of Supply Score
Zip Code: 37309 - Market Hotness: Trend of Supply Score
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| Month | Supply Score |
|---|---|
| January 2018 | 68.36441414343962 |
| June 2018 | 33.67679319284717 |
| August 2018 | 91.59427695452223 |
| September 2018 | 53.88663454222673 |
| October 2018 | 34.10005027652087 |
| November 2018 | 49.6551724137931 |
| December 2018 | 41.467489077358 |
| January 2019 | 30.108731466227347 |
| February 2019 | 28.32223061602912 |
| March 2019 | 17.0280568063734 |
| April 2019 | 21.283598464070213 |
| May 2019 | 11.861151128490087 |
| June 2019 | 10.5560411483897 |
| July 2019 | 7.581416683048293 |
| August 2019 | 6.219099661722613 |
| September 2019 | 12.969767291948688 |
| November 2022 | 74.08640639307417 |
| December 2022 | 98.22565582816878 |
| January 2023 | 53.22896281800391 |
| January 2024 | 12.942526706100468 |
| February 2024 | 11.00496394118198 |
| September 2025 | 28.88566243194192 |
| October 2025 | 57.73598553345389 |
| November 2025 | 42.53715114171801 |
| December 2025 | 12.438505029737867 |
| January 2026 | 5.432845074788808 |
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