Zip Code: 21012 (Arnold, MD) - Market Hotness: Trend of Hotness Rank (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the hotness rank for the 21012 Zip Code in February 2026 was 1,728. The year over year change (YoY) was 821.

You can see similar for other Maryland Zip Codes.

The chart below shows the trend of the hotness rank for the 21012 zip code. The table below shows the trend, and the YoY changes.

Note: Hotness rank refers to the rank by hotness score. A rank value of 1 is considered the hottest (highest Hotness score).

Data Source: Realtor.
Zip Code: 21012 - Market Hotness: Trend of Hotness Rank
Zip Code: 21012 - Market Hotness: Trend of Hotness Rank
Items per page:
1 – 10 of 91
Month Hotness Rank YoY Change
September 2017 2174
October 2017 4284
November 2017 4927
December 2017 5545
January 2018 5970
February 2018 7660
March 2018 4306
April 2018 3130
May 2018 4730
June 2018 6280
July 2018 8445
August 2018 8370
September 2018 9234 7,060
October 2018 5929 1,645
November 2018 6164 1,237
December 2018 6408 863
January 2019 6763 793
February 2019 8985 1,325
March 2019 3474 -832
April 2019 4064 934
May 2019 4438 -292
June 2019 6412 132
July 2019 4276 -4,169
August 2019 6291 -2,079
September 2019 6720 -2,514
October 2019 6510 581
November 2019 7299 1,135
December 2019 6843 435
January 2020 5393 -1,370
February 2020 7739 -1,246
March 2020 3846 372
April 2020 2355 -1,709
May 2020 2529 -1,909
June 2020 4235 -2,177
July 2020 3798 -478
August 2020 3031 -3,260
September 2020 3624 -3,096
October 2020 1820 -4,690
November 2020 6594 -705
December 2020 4473 -2,370
January 2021 3937 -1,456
February 2021 3183 -4,556
May 2021 4254 1,725
June 2021 3931 -304
July 2021 3941 143
August 2021 5138 2,107
September 2021 5715 2,091
October 2021 6839 5,019
November 2021 6436 -158
December 2021 6090 1,617
January 2022 4422 485
April 2022 3841
May 2022 4830 576
June 2022 6572 2,641
July 2022 5176 1,235
August 2022 4059 -1,079
September 2022 4320 -1,395
October 2022 3111 -3,728
November 2022 3097 -3,339
December 2022 4298 -1,792
January 2023 3116 -1,306
February 2023 2486
June 2023 1866 -4,706
September 2023 2005 -2,315
October 2023 3201 90
November 2023 2221 -876
December 2023 1889 -2,409
January 2024 997 -2,119
February 2024 2612 126
June 2024 2123 257
July 2024 2319
August 2024 1729
September 2024 4380 2,375
October 2024 1911 -1,290
November 2024 1211 -1,010
December 2024 3148 1,259
January 2025 1675 678
February 2025 891 -1,721
March 2025 907
April 2025 1889
May 2025 1534
June 2025 1234 -889
July 2025 2979 660
August 2025 4744 3,015
September 2025 3530 -850
October 2025 3408 1,497
November 2025 2412 1,201
December 2025 2894 -254
January 2026 2378 703
February 2026 2802 1,911
March 2026 1728 821