Zip Code: 21133 (Randallstown, 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 21133 Zip Code in February 2026 was 67.863.

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 21133 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: 21133 - Market Hotness: Trend of Supply Score
Zip Code: 21133 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 83.74258044361137
October 2017 91.6153511227219
November 2017 91.5530303030303
December 2017 75.65649396735273
January 2018 81.0841521288684
February 2018 84.29643005973053
March 2018 73.85111906265348
April 2018 83.48223561188448
May 2018 79.08024017467248
June 2018 42.092667685966894
July 2018 43.55911409569316
August 2018 49.16326009197752
September 2018 89.7476540705047
October 2018 85.02388134741075
November 2018 84.39101550142361
December 2018 88.55050115651504
January 2019 74.41186161449752
February 2019 93.7160909278209
March 2019 88.70107377900935
April 2019 88.27482172243555
May 2019 89.42855182822255
June 2019 93.8142943589054
July 2019 90.30207719022346
August 2019 88.71975019516003
September 2019 82.39541030103784
October 2019 76.3426284533953
November 2019 71.5922405936727
December 2019 79.83790606523617
January 2020 58.67168968885168
February 2020 73.9374908719147
March 2020 86.85546156675248
April 2020 78.02434317945674
May 2020 69.71484025082114
June 2020 88.54503117253813
July 2020 86.66769778052742
August 2020 96.01910828025477
June 2021 65.06931557690208
July 2021 49.69213687291814
August 2021 29.097398328167557
September 2021 58.7892580791989
October 2021 70.94302199783627
November 2021 70.04184861717613
December 2021 78.85367762128325
January 2022 76.13123417373114
February 2022 64.1976845512262
April 2022 75.89816490049108
June 2022 41.92013242292572
July 2022 76.63239788830231
August 2022 92.924891053576
September 2022 92.98541438327291
October 2022 83.3883388338834
November 2022 46.34978772995921
December 2022 53.85007216232278
January 2023 62.22202455079168
February 2023 70.7274992811272
March 2023 46.48805940196669
April 2023 26.395730706075533
May 2023 43.55115644884356
June 2023 40.74293033796433
July 2023 66.05037260635788
August 2023 28.18816278437415
September 2023 79.99467471376587
October 2023 69.92905376527908
November 2023 60.375443937087766
December 2023 98.32600608725059
January 2024 92.82245960978194
February 2024 87.55268333801631
March 2024 62.18358964562041
April 2024 98.3791336748952
May 2024 44.63639652677279
June 2024 96.51182869970644
July 2024 90.6028660846648
August 2024 81.33183388223954
September 2024 98.36807995627392
October 2024 91.417595082597
November 2024 82.23210179365323
December 2024 98.55128303922324
January 2025 96.46024967148489
February 2025 98.89968193931058
March 2025 93.19064468801243
April 2025 82.05279085406859
May 2025 96.52981427174976
June 2025 95.27680991095625
July 2025 90.44648226097415
August 2025 99.47500739426205
September 2025 98.96188747731397
October 2025 98.66184448462928
November 2025 96.47698441464298
December 2025 93.35487187018137
January 2026 89.43656513988995
February 2026 90.5727441635027
March 2026 67.8633040335168