Zip Code: 21223 (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 21223 Zip Code in February 2026 was 72.48.

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 21223 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: 21223 - Market Hotness: Trend of Supply Score
Zip Code: 21223 - Market Hotness: Trend of Supply Score
Items per page:
0 of 0
Month Supply Score
September 2017 33.05217119650109
October 2017 31.803197113889407
November 2017 32.84722222222222
December 2017 80.98587005613265
January 2018 52.737116502907554
February 2018 46.81900263925545
March 2018 46.24991229916509
April 2018 35.902763349262415
May 2018 25.655021834061138
June 2018 26.005451040350998
July 2018 25.156582940530768
August 2018 43.05058763413388
September 2018 43.96398681207202
October 2018 58.163650075414786
November 2018 56.02657386902878
December 2018 48.10460035980468
January 2019 42.51729818780889
February 2019 54.79019298125129
March 2019 47.57187391756148
April 2019 42.43006034009874
May 2019 43.47945393428003
June 2019 44.34882000941303
July 2019 62.39433850992726
August 2019 43.34504293520687
September 2019 43.59569393411977
October 2019 51.91711851278079
November 2019 56.26220544199973
December 2019 39.46057264332691
January 2020 35.01465048137296
February 2020 61.95414049948883
March 2020 57.56528135343877
April 2020 47.469199940626396
May 2020 41.64676022693341
June 2020 32.479531285209944
July 2020 36.934498491995974
August 2020 38.83757961783439
September 2020 38.69100986225446
October 2020 80.49639443233272
November 2020 50.63472047078604
December 2020 50.23805325339447
January 2021 40.71975063757438
February 2021 37.266824693393794
March 2021 75.10259917920656
April 2021 76.28637951105938
May 2021 65.93533487297921
June 2021 45.16974129461849
July 2021 44.22125769657818
August 2021 25.509533201840895
September 2021 37.26900318616295
October 2021 47.06094482509917
November 2021 46.46106259097525
December 2021 33.78325508607199
January 2022 42.254761642629084
February 2022 51.87352172289307
March 2022 45.34510433386838
April 2022 27.94003618506074
May 2022 31.46067415730337
June 2022 17.701220773846472
July 2022 13.225896082245066
August 2022 14.534734683414511
September 2022 25.579630722536038
October 2022 40.45019886604045
November 2022 25.588945309248313
December 2022 27.515069190933016
January 2023 64.9973314356876
February 2023 75.88421355314865
March 2023 52.388119606662656
April 2023 30.285303776683087
May 2023 25.876174123825873
June 2023 22.790422701744014
July 2023 19.00764078860485
August 2023 16.885706516813197
September 2023 17.227300967427002
October 2023 42.34549961535174
November 2023 42.09369186538136
December 2023 61.66723030098073
January 2024 65.6837644566081
February 2024 43.055165308607286
March 2024 37.49164199063903
April 2024 37.40102468560782
May 2024 46.90665701881331
June 2024 25.99723709203937
July 2024 33.95651457749958
August 2024 35.75387581331834
September 2024 31.7326462091044
October 2024 37.556665386092966
November 2024 33.987429097041236
December 2024 26.516143946983124
January 2025 60.47141918528253
February 2025 64.08493080030946
March 2025 55.64857167515319
April 2025 58.70040349697378
May 2025 39.516129032258064
June 2025 38.59852884243128
July 2025 46.053818400481056
August 2025 42.028985507246375
September 2025 44.740471869328495
October 2025 51.529837251356234
November 2025 47.27075027183763
December 2025 52.1036786841912
January 2026 54.305200341005964
February 2026 53.66346231521124
March 2026 72.48007886305759