Zip Code: 37721 (Corryton, 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 37721 Zip Code in February 2026 was 71.741.

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 37721 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: 37721 - Market Hotness: Trend of Supply Score
Zip Code: 37721 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 38.637925648234926
October 2017 88.36225663992037
November 2017 76.12373737373737
December 2017 39.27350151622686
January 2018 47.10246641267295
February 2018 46.81900263925545
March 2018 37.865712481582825
April 2018 55.67560080337973
May 2018 60.95796943231441
June 2018 35.212391145383236
July 2018 80.46103183315039
August 2018 69.7751660705161
September 2018 77.0669540958661
October 2018 74.534942182001
November 2018 47.34577665295793
December 2018 37.20123361603701
January 2019 19.677100494233937
February 2019 24.785385619119566
March 2019 53.93834430204364
April 2019 43.417443773998905
May 2019 34.86314056390204
June 2019 27.855846164190147
July 2019 40.58711748902431
August 2019 91.24381993234452
September 2019 80.58402630052214
October 2019 46.165762974438415
November 2019 24.59966150240854
December 2019 29.70836378130605
January 2020 68.55029998604716
February 2020 74.6531327588725
March 2020 55.23354174328797
April 2020 44.374350601157786
May 2020 76.23917587339506
June 2020 56.140614437016445
July 2020 70.46632124352331
August 2020 81.18630573248407
September 2020 72.03521069361805
October 2020 35.35971826261949
November 2020 78.29340058848256
December 2020 82.58684535355316
August 2021 54.26880811496196
October 2021 87.18896501983411
July 2022 88.20968787626192
August 2022 71.72519866700846
September 2022 67.0432509906416
November 2022 82.61050528594023
December 2022 86.66270481365142
January 2023 98.09642412382138
February 2023 85.78548835426052
March 2023 56.221151916516156
June 2023 90.11725293132329
July 2023 74.94575983397793
August 2023 67.42499773407052
September 2023 95.97053341617112
October 2023 65.27053594324302
November 2023 29.604261796042618
December 2023 64.22894825836997
January 2024 47.88558311997881
February 2024 44.60990915051044
March 2024 39.0104116916611
April 2024 15.798789007918026
May 2024 34.026772793053546
June 2024 33.78518390606113
July 2024 21.98155163893922
August 2024 68.23841272391357
September 2024 59.975013664402276
October 2024 46.95351517479831
November 2024 50.70519699524758
December 2024 65.59297218155197
January 2025 65.11169513797634
February 2025 58.83263130748732
March 2025 45.128160869940444
April 2025 47.797579018157364
May 2025 81.62267839687195
June 2025 62.9500580720093
July 2025 71.47474443776308
August 2025 63.13960366755398
September 2025 49.08892921960072
October 2025 56.89692585895118
November 2025 47.27075027183763
December 2025 79.50657170129965
January 2026 71.44075021312874
February 2026 69.06858389207528
March 2026 71.7407376981845