Zip Code: 37870 (Speedwell, 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 37870 Zip Code in November 2025 was 13.782.

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 37870 zip code.

Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.

Data Source: Realtor.
Zip Code: 37870 - Market Hotness: Trend of Supply Score
Zip Code: 37870 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 47.44142455482662
October 2017 24.86160353299745
November 2017 8.75
December 2017 7.858571520743274
January 2018 18.541541340819464
February 2018 61.612723989442976
March 2018 45.09226127832737
April 2018 26.366091834614586
May 2018 10.159661572052402
June 2018 15.395865186465466
July 2018 28.753147801381807
August 2018 25.466274910577415
September 2018 21.766421506467157
October 2018 18.822272498743086
November 2018 29.243910155014234
December 2018 79.82523772809047
January 2019 59.09060955518945
February 2019 40.93812238170456
March 2019 24.593003117422928
April 2019 10.580087767416346
May 2019 5.62530013034232
June 2019 2.6289248974652053
July 2019 3.6170631020247686
August 2019 1.860525631017434
September 2019 3.5518597305485717
October 2019 14.291247095274981
November 2019 26.94310636635855
December 2019 24.27423105028898
January 2020 20.726942932886843
February 2020 55.59369066744559
March 2020 33.73299006987863
April 2020 21.65652367522636
May 2020 12.876978202448491
June 2020 7.143393675354916
July 2020 6.642951047869461
August 2020 5.35828025477707
September 2020 2.763061374195126
October 2020 0.645648163676002
November 2020 7.137452711223204
December 2020 12.898959619114795
January 2021 3.523188816473033
January 2022 12.727072553121216
January 2023 39.201209749154955
July 2023 6.3861899820771635
August 2023 2.873198586060002
September 2023 5.982071536345079
October 2023 7.188648602444653
November 2023 40.04735328936242
December 2023 60.57659790328035
January 2024 33.62761543215326
February 2024 50.71649339702164
March 2024 38.580571210239754
April 2024 11.12249650675361
May 2024 6.846960926193922
June 2024 4.386116387497842
July 2024 9.520672047438643
August 2024 5.116876857578922
September 2024 3.2482236277035996
October 2024 2.819823280829812
November 2024 2.337881342940365
December 2024 2.250134853972413
January 2025 3.161957950065703
February 2025 2.2694060001719247
March 2025 2.485544144299646
April 2025 28.40450571620713
May 2025 25.23623330074943
June 2025 19.84514130855594
July 2025 9.403187011425135
August 2025 4.081632653061225
September 2025 3.5136116152450088
October 2025 12.347197106690777
November 2025 31.243204059441826
December 2025 13.782216021734342