Zip Code: 21128 (Perry Hall, MD) - Market Hotness: Trend of Hotness Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: hotness score for the 21128 Zip Code in February 2026 was 59.41.

You can see similar for other Maryland Zip Codes.

The chart and table below shows the trend of the market hotness: hotness score for the 21128 zip code.

Note: Hotness Score is an equally-weighted composite metric of a geography’s supply score and demand score.

Data Source: Realtor.
Zip Code: 21128 - Market Hotness: Trend of Hotness Score
Zip Code: 21128 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 60.659169009684476
October 2017 58.44995956957143
November 2017 68.79734848484848
December 2017 67.75921027163042
January 2018 72.88282868792194
February 2018 60.21322405889707
March 2018 62.45702659089314
April 2018 64.31885864672068
May 2018 64.2706058951965
June 2018 64.0663431496377
July 2018 55.55627300316395
August 2018 56.776954522227896
September 2018 57.10119198579761
October 2018 51.79738562091504
November 2018 45.62480227776021
December 2018 43.08018504240555
January 2019 50.28995057660626
February 2019 50.08241192225809
March 2019 80.9040526498095
April 2019 79.19295117937466
May 2019 70.43973382726213
June 2019 70.30525112620184
July 2019 67.95753882445449
August 2019 56.51183970856102
September 2019 64.6973506091665
October 2019 64.34288665117481
November 2019 61.808358286681425
December 2019 59.85849996678403
January 2020 48.11636668061951
February 2020 59.30699576456843
March 2020 74.33983082015448
April 2020 82.80762950868339
May 2020 83.33830994326664
June 2020 75.55021407646662
July 2020 77.43020648055061
August 2020 69.31130573248407
September 2020 85.78531257641208
October 2020 77.5742076136173
November 2020 38.16729718369063
December 2020 54.0204549462176
January 2021 44.87579106451308
July 2021 50.21701826991017
September 2021 66.11743286299499
December 2021 59.70755086071987
August 2022 69.57617704862001
September 2022 71.73088272489672
October 2022 64.45375306761446
November 2022 45.12611337717473
December 2022 39.099244418032086
June 2023 76.59867967287417
August 2023 56.453367171213635
September 2023 57.779355640365665
October 2023 42.644670484656814
November 2023 41.687806527989174
December 2023 66.20307744335474
January 2024 42.64147611900768
February 2024 67.19115856514003
March 2024 59.18903429171841
April 2024 67.82021425244528
August 2024 74.19069804803598
September 2024 71.66393378621066
November 2024 72.36700904491798
December 2024 65.25776373584033
January 2025 46.40686596583443
February 2025 67.08931488008253
March 2025 88.14188314490377
April 2025 74.94956287827841
May 2025 71.20804822417726
June 2025 84.53735965931088
July 2025 68.332832230908
August 2025 60.695800059154095
September 2025 63.87295825771325
October 2025 68.83182640144665
November 2025 59.27509967379485
December 2025 55.75666348483736
January 2026 44.377276602340544
February 2026 40.05977865740367
March 2026 59.41017004846792