Zip Code: 21239 (Baltimore, MD) - 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 21239 Zip Code in February 2026 was 85.665.

You can see similar for other Maryland Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 21239 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: 21239 - Market Hotness: Trend of Supply Score
Zip Code: 21239 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 85.83567635114026
October 2017 84.59289668470485
November 2017 88.03661616161617
December 2017 79.6503000193561
January 2018 71.6863845999599
February 2018 66.30087512154465
March 2018 64.71620009822493
April 2018 88.35099383613823
May 2018 63.33242358078602
June 2018 54.477165459017485
July 2018 69.84567701943566
August 2018 76.92258559018906
September 2018 73.31980725336038
October 2018 75.89240824534942
November 2018 95.51407782347358
December 2018 94.93703418144436
January 2019 91.72322899505765
February 2019 55.703591786278416
March 2019 71.5691028749567
April 2019 85.66236972024136
May 2019 87.21273238663649
June 2019 89.80030928528205
July 2019 91.57984404691697
August 2019 89.84517304189436
September 2019 80.58402630052214
October 2019 67.37671056028918
November 2019 58.56008332248405
December 2019 77.85159104497443
January 2020 90.53997488488908
February 2020 84.67942164451586
March 2020 85.92865023905848
April 2020 93.4466379694226
May 2020 92.16183935503135
June 2020 54.292796514684895
July 2020 43.7707833887557
August 2020 84.18789808917198
September 2020 76.74627108973836
October 2020 95.32114707362066
November 2020 78.62126944094157
December 2020 75.85081996120614
January 2021 75.43213374893737
February 2021 80.7997526538184
March 2021 71.71682626538988
April 2021 64.47031431897555
May 2021 73.4526558891455
June 2021 51.893898046064834
July 2021 52.064197032401324
August 2021 47.93838639992486
September 2021 84.67000455166136
October 2021 69.61774251712947
November 2021 70.04184861717613
December 2021 58.19640062597809
January 2022 78.85060002201915
February 2022 91.79634009709946
March 2022 61.142322097378276
May 2022 34.91338951310862
June 2022 62.704324436168015
July 2022 59.40539038621839
August 2022 29.906861488507218
September 2022 31.72582412950004
October 2022 49.98730642294999
November 2022 66.3864147173895
December 2022 91.88386110875287
January 2023 93.3196940046255
February 2023 76.57433144828907
March 2023 76.91149909692956
April 2023 67.50821018062398
May 2023 87.2033127966872
June 2023 76.39176273524485
July 2023 71.35175926799359
August 2023 80.85742771684946
September 2023 84.34365847164284
October 2023 44.31147961364219
November 2023 48.02130898021309
December 2023 97.19310111599594
January 2024 88.43471351637679
February 2024 87.04692329305985
March 2024 83.85710191995415
April 2024 70.91755938518864
May 2024 72.8111432706223
June 2024 62.735278881022275
July 2024 44.976115961126666
August 2024 68.23841272391357
September 2024 62.450222534551415
October 2024 88.62082212831348
November 2024 76.90479840564157
December 2024 96.22408877244355
January 2025 96.06603153745073
February 2025 90.17450356743745
March 2025 92.59514973677398
April 2025 89.19804976462676
May 2025 96.782339524275
June 2025 76.58536585365854
July 2025 71.09140108238124
August 2025 94.49866903283053
September 2025 87.66606170598911
October 2025 85.50452079566003
November 2025 96.9989126495107
December 2025 87.2898156986563
January 2026 76.5945904053321
February 2026 91.3482510703611
March 2026 85.66499630329417