Zip Code: 21001 (Aberdeen, MD) - Trend of Active Listing Count of Houses (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the active listing count of houses in the 21001 Zip Code in February 2026 was 42. The month over month percentage change (MoM) was -0.0455%, and the year over year percentage change (YoY) was -0.2364%.

You can see similar for other Maryland Zip Codes, and for Maryland.

The chart below shows the trend of active listing count in the 21001 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21001 - Trend of Active Listing Count of Houses
Zip Code: 21001 Trend of Active Listing Count of Houses
Items per page:
1 – 10 of 116
Month Active Listing Count MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 124
Sep 2016 121
Oct 2016 115
Nov 2016 110
Dec 2016 105
Jan 2017 87
Feb 2017 84
Mar 2017 80
Apr 2017 84
May 2017 83
Jun 2017 98
Jul 2017 95
Aug 2017 102 0.0737 -0.1774
Sep 2017 101 -0.0098 -0.1653
Oct 2017 95 -0.0594 -0.1739
Nov 2017 89 -0.0684 -0.1955
Dec 2017 90 0.0113 -0.1435
Jan 2018 77 -0.1397 -0.1149
Feb 2018 62 -0.2013 -0.2635
Mar 2018 56 -0.0976 -0.3019
Apr 2018 61 0.0991 -0.2695
May 2018 76 0.2377 -0.0904
Jun 2018 77 0.0199 -0.2143
Jul 2018 69 -0.1039 -0.2737
Aug 2018 70 0.0072 -0.3186
Sep 2018 77 0.1079 -0.2376
Oct 2018 77 0.0 -0.1895
Nov 2018 79 0.026 -0.1073
Dec 2018 81 0.0253 -0.095
Jan 2019 81 0.0 0.0519
Feb 2019 85 0.0494 0.3821
Mar 2019 81 -0.0529 0.4505
Apr 2019 82 0.0186 0.3443
May 2019 86 0.0427 0.1325
Jun 2019 94 0.0994 0.2208
Jul 2019 93 -0.0106 0.3478
Aug 2019 106 0.1398 0.5252
Sep 2019 109 0.0283 0.4156
Oct 2019 106 -0.0321 0.3701
Nov 2019 101 -0.0427 0.2785
Dec 2019 92 -0.0891 0.1358
Jan 2020 75 -0.1848 -0.0741
Feb 2020 59 -0.22 -0.3118
Mar 2020 54 -0.0769 -0.3292
Apr 2020 55 0.0093 -0.3354
May 2020 49 -0.1009 -0.4269
Jun 2020 46 -0.0612 -0.5106
Jul 2020 49 0.0543 -0.4785
Aug 2020 39 -0.2062 -0.6368
Sep 2020 35 -0.0909 -0.6789
Oct 2020 32 -0.0857 -0.6967
Nov 2020 25 -0.2188 -0.7525
Dec 2020 27 0.08 -0.7065
Jan 2021 25 -0.0741 -0.6667
Feb 2021 18 -0.28 -0.6923
Mar 2021 17 -0.0833 -0.6944
Apr 2021 15 -0.0909 -0.7248
May 2021 19 0.2333 -0.6224
Jun 2021 24 0.2973 -0.4783
Jul 2021 27 0.125 -0.4433
Aug 2021 23 -0.1481 -0.4026
Sep 2021 27 0.1739 -0.2286
Oct 2021 34 0.2407 0.0469
Nov 2021 26 -0.2239 0.04
Dec 2021 30 0.1538 0.1111
Jan 2022 25 -0.1833 -0.02
Feb 2022 18 -0.2653 0.0
Mar 2022 16 -0.1389 -0.0606
Apr 2022 15 -0.0645 -0.0333
May 2022 15 0.0345 -0.1892
Jun 2022 22 0.4667 -0.0833
Jul 2022 22 -0.0227 -0.2037
Aug 2022 23 0.0698 0.0
Sep 2022 26 0.1087 -0.0556
Oct 2022 32 0.2549 -0.0448
Nov 2022 31 -0.0313 0.1923
Dec 2022 21 -0.3226 -0.3
Jan 2023 22 0.0476 -0.102
Feb 2023 16 -0.2955 -0.1389
Mar 2023 12 -0.2258 -0.2258
Apr 2023 17 0.375 0.1379
May 2023 15 -0.0909 0.0
Jun 2023 20 0.3333 -0.0909
Jul 2023 24 0.175 0.093
Aug 2023 20 -0.1489 -0.1304
Sep 2023 15 -0.275 -0.4314
Oct 2023 17 0.1724 -0.4688
Nov 2023 25 0.4706 -0.1935
Dec 2023 33 0.32 0.5714
Jan 2024 28 -0.1515 0.2727
Feb 2024 26 -0.0893 0.6452
Mar 2024 24 -0.0784 0.9583
Apr 2024 19 -0.1915 0.1515
May 2024 25 0.2895 0.6333
Jun 2024 24 -0.0204 0.2
Jul 2024 32 0.3333 0.3617
Aug 2024 42 0.2969 1.075
Sep 2024 40 -0.0361 1.7586
Oct 2024 43 0.0625 1.5
Nov 2024 65 0.5176 1.58
Dec 2024 71 0.1008 1.1515
Jan 2025 65 -0.0915 1.3036
Feb 2025 63 -0.0233 1.4706
Mar 2025 55 -0.127 1.3404
Apr 2025 52 -0.0545 1.7368
May 2025 60 0.1442 1.4286
Jun 2025 43 -0.2773 0.7917
Jul 2025 42 -0.0233 0.3125
Aug 2025 48 0.131 0.1446
Sep 2025 48 0.0105 0.2
Oct 2025 60 0.2396 0.4
Nov 2025 63 0.0504 -0.031
Dec 2025 62 -0.008 -0.1268
Jan 2026 50 -0.2016 -0.2326
Feb 2026 44 -0.1111 -0.3016
Mar 2026 42 -0.0455 -0.2364