Zip Code: 21012 (Arnold, 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 21012 Zip Code in February 2026 was 76.374.

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 21012 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: 21012 - Market Hotness: Trend of Hotness Score
Zip Code: 21012 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 80.35926273039675
October 2017 69.35684518255894
November 2017 65.71022727272727
December 2017 62.05239047680496
January 2018 58.75609919123053
February 2018 48.263647728851225
March 2018 66.2316705255034
April 2018 73.51270863633215
May 2018 65.20878820960698
June 2018 57.817589576547235
July 2018 47.26544844062762
August 2018 48.3616504854369
September 2018 44.185899061628206
October 2018 60.4857968828557
November 2018 59.49383106611832
December 2018 57.97352865587253
January 2019 55.166392092257006
February 2019 42.32882356980977
March 2019 69.95843436092831
April 2019 67.28606692265497
May 2019 65.68909926596695
June 2019 55.782290055805824
July 2019 66.6764956424874
August 2019 56.63544106167056
September 2019 55.144072713208274
October 2019 56.53563129357087
November 2019 52.5419867204791
December 2019 53.94605726433269
January 2020 59.67629412585461
February 2020 45.925222725281145
March 2020 66.84442809856564
April 2020 76.50289446341102
May 2020 75.22767990444909
June 2020 63.47179448659205
July 2020 64.91763978037275
August 2020 69.15207006369425
September 2020 64.45513081750754
October 2020 78.40432668120074
November 2020 45.762925598991174
December 2020 57.49867748192558
January 2021 59.152734485690004
February 2021 62.02720807997527
May 2021 50.554272517321024
June 2021 54.35541971400502
July 2021 56.73261330372465
August 2021 51.00028176951254
September 2021 49.16249431042331
October 2021 42.80111792282726
November 2021 44.455058224163025
December 2021 44.17546948356808
January 2022 51.21655840581306
April 2022 50.10984750581545
May 2022 45.59925093632959
June 2022 38.59921373887855
July 2022 51.02806335093081
August 2022 58.989148081688455
September 2022 58.33825141219121
October 2022 65.63848692561564
November 2022 66.43636060933989
December 2022 58.49817471771797
January 2023 64.98843622131292
February 2023 67.6219687529953
June 2023 74.00729135875456
September 2023 73.91497292979497
October 2023 65.6338148559706
November 2023 73.2580754270252
December 2023 75.760906323977
January 2024 83.50401695064889
February 2024 67.19584152851925
June 2024 74.81436712139526
July 2024 73.56695766760006
August 2024 78.66896939513214
September 2024 60.517685640665256
October 2024 78.12524010756819
November 2024 84.89192089529357
December 2024 69.08761655236188
January 2025 78.70400788436268
February 2025 84.74598126020803
March 2025 84.38336066281178
April 2025 75.89946200403497
May 2025 81.26018246985988
June 2025 85.04839334107628
July 2025 71.23797354179194
August 2025 59.25761608991422
September 2025 67.86932849364791
October 2025 69.16455696202533
November 2025 76.1399057629576
December 2025 71.6756002643366
January 2026 73.92466868170193
February 2026 68.93125454398579
March 2026 76.37394233138915