Zip Code: 21220 (Middle River, 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 21220 Zip Code in February 2026 was 55.262.

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 21220 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: 21220 - Market Hotness: Trend of Hotness Score
Zip Code: 21220 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 60.18431740081225
October 2017 66.1721714250171
November 2017 62.6010101010101
December 2017 51.716239757403706
January 2018 64.11001938373104
February 2018 66.15502153076817
March 2018 58.784115624780746
April 2018 56.75600803379736
May 2018 49.931768558951966
June 2018 46.018081499700855
July 2018 42.96183896170982
August 2018 47.288579458354626
September 2018 55.53195536393609
October 2018 60.696329813976874
November 2018 56.080354318253725
December 2018 56.91017733230532
January 2019 67.26523887973642
February 2019 66.84980427168463
March 2019 65.47280914444059
April 2019 66.27811300054856
May 2019 64.49886807985183
June 2019 59.95091777045653
July 2019 49.91153921761352
August 2019 51.45068956544367
September 2019 56.094888158318824
October 2019 57.26504002065582
November 2019 58.07837521156099
December 2019 61.30007307513453
January 2020 49.926747593135204
February 2020 53.4796261136264
March 2020 66.39573372563443
April 2020 69.65637524120528
May 2020 58.18527918781726
June 2020 63.19011492526102
July 2020 57.28095274920733
August 2020 65.58121019108282
September 2020 78.4456760942212
October 2020 71.8891497568338
November 2020 47.923497267759565
December 2020 60.593369776053606
January 2021 55.332010956833855
February 2021 64.02658971452128
March 2021 55.51755585955312
April 2021 56.81606519208382
May 2021 45.41570438799076
June 2021 49.4596659753302
July 2021 39.043100837791464
August 2021 29.44491406029868
September 2021 23.240782885753298
October 2021 41.53443923548503
November 2021 48.53529839883552
December 2021 39.35348200312989
January 2022 43.49333920510844
February 2022 31.905888211129092
March 2022 35.60058855002675
April 2022 50.71077797880589
May 2022 41.438436329588015
June 2022 33.28677839851024
July 2022 33.08789478558859
August 2022 33.53413654618474
September 2022 40.19475592277211
October 2022 65.18574934416519
November 2022 56.64280362940147
December 2022 49.45666015790814
January 2023 51.512186443693295
February 2023 70.76104667880763
March 2023 58.42364037728276
April 2023 58.27175697865353
May 2023 53.39359660640339
June 2023 61.29667947581042
July 2023 59.78209602867655
August 2023 56.49868576089912
September 2023 44.98535546285613
October 2023 40.73425079066587
November 2023 50.48198883815322
December 2023 53.559350693270204
January 2024 48.86554250904918
February 2024 40.98061253161
March 2024 44.14461744197154
April 2024 36.88868188169539
May 2024 54.26465267727931
June 2024 49.52944223795544
July 2024 55.180365672871034
August 2024 51.87966904972287
September 2024 60.3693292730538
October 2024 54.93276988090664
November 2024 45.50053656293117
December 2024 49.344994991138165
January 2025 48.985709592641264
February 2025 59.73093784922204
March 2025 63.95529472684905
April 2025 66.85860793544049
May 2025 66.37341153470186
June 2025 64.86643437862949
July 2025 70.9561034275406
August 2025 66.68515232179828
September 2025 65.24500907441016
October 2025 67.82640144665461
November 2025 61.920985864443644
December 2025 58.72677876496072
January 2026 63.628613500736265
February 2026 63.24016479521771
March 2026 55.261644623346754