Zip Code: 21057 (Glen Arm, MD) - Trend of House - Median Days on Market (Realtor)

Updated on March 13, 2026.

According to data from Realtor.com, the median days on market for houses in the 21057 Zip Code in February 2026 was 27 days. The month over month percentage change (MoM) was -0.0185%, and the year over year percentage change (YoY) was -0.47%.

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

The chart below shows the trend of the median days on market for houses in the 21057 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21057 - Trend of House - Median Days on Market
Zip Code: 21057 Trend of House - Median Days on Market
Items per page:
1 – 10 of 116
Month Med. Days on Market MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 71
Sep 2016 95
Oct 2016 88
Nov 2016 93
Dec 2016 95
Jan 2017 130
Feb 2017 134
Mar 2017 98
Apr 2017 42
May 2017 21
Jun 2017 36
Jul 2017 50
Aug 2017 29 -0.4229 -0.5915
Sep 2017 58 1.0086 -0.3836
Oct 2017 69 0.1845 -0.2137
Nov 2017 45 -0.3551 -0.5215
Dec 2017 51 0.1348 -0.4684
Jan 2018 60 0.1881 -0.5385
Feb 2018 71 0.1875 -0.4663
Mar 2018 112 0.5649 0.1436
Apr 2018 69 -0.3812 0.6429
May 2018 15 -0.7862 -0.2976
Jun 2018 25 0.6949 -0.3007
Jul 2018 45 0.8 -0.1045
Aug 2018 52 0.15 0.7845
Sep 2018 72 0.3913 0.2361
Oct 2018 73 0.0139 0.058
Nov 2018 89 0.2123 0.9888
Dec 2018 75 -0.1497 0.4901
Jan 2019 99 0.309 0.6417
Feb 2019 151 0.533 1.1193
Mar 2019 110 -0.2748 -0.0179
Apr 2019 62 -0.4338 -0.1014
May 2019 45 -0.2782 2.0339
Jun 2019 36 -0.2011 0.43
Jul 2019 49 0.3566 0.0778
Aug 2019 64 0.3247 0.2415
Sep 2019 56 -0.1284 -0.2222
Oct 2019 43 -0.2411 -0.4178
Nov 2019 42 -0.0235 -0.5311
Dec 2019 51 0.2289 -0.3223
Jan 2020 83 0.6176 -0.1624
Feb 2020 104 0.2636 -0.3096
Mar 2020 130 0.247 0.1872
Apr 2020 172 0.3192 1.7661
May 2020 13 -0.9271 -0.7207
Jun 2020 42 2.32 0.1608
Jul 2020 69 0.6627 0.4227
Aug 2020 75 0.0833 0.1634
Sep 2020 35 -0.5318 -0.375
Oct 2020 20 -0.4429 -0.5412
Nov 2020 38 0.9487 -0.0843
Dec 2020 42 0.1053 -0.1765
Jan 2021 62 0.4821 -0.2455
Feb 2021 45 -0.2771 -0.5683
Mar 2021 16 -0.6556 -0.8808
Apr 2021 7 -0.5806 -0.9621
May 2021 12 0.7692 -0.08
Jun 2021 26 1.2609 -0.3735
Jul 2021 44 0.6731 -0.3696
Aug 2021 37 -0.1494 -0.505
Sep 2021 17 -0.5541 -0.5286
Oct 2021 14 -0.1667 -0.2949
Nov 2021 31 1.2545 -0.1842
Dec 2021 26 -0.1774 -0.3929
Jan 2022 37 0.4314 -0.4137
Feb 2022 62 0.6849 0.3667
Mar 2022 94 0.5203 5.0323
Apr 2022 115 0.2246 16.6154
May 2022 77 -0.3319 5.6522
Jun 2022 104 0.3595 3.0
Jul 2022 78 -0.25 0.7931
Aug 2022 26 -0.6667 -0.2973
Sep 2022 23 -0.1346 0.3636
Oct 2022 42 0.8444 2.0182
Nov 2022 71 0.6988 1.2742
Dec 2022 56 -0.2021 1.2059
Jan 2023 35 -0.3778 -0.0411
Feb 2023 84 1.4071 0.3699
Mar 2023 63 -0.2552 -0.3289
Apr 2023 30 -0.5219 -0.738
May 2023 59 0.9667 -0.2288
Jun 2023 86 0.4576 -0.1731
Jul 2023 85 -0.0145 0.0865
Aug 2023 55 -0.351 1.1154
Sep 2023 124 1.25 4.5
Oct 2023 21 -0.8303 -0.494
Nov 2023 34 0.6071 -0.5213
Dec 2023 65 0.9259 0.1556
Jan 2024 72 0.1077 1.0571
Feb 2024 51 -0.2917 -0.3947
Mar 2024 239 3.6863 2.8088
Apr 2024 104 -0.5649 2.4667
May 2024 42 -0.601 -0.2966
Jun 2024 44 0.0663 -0.4855
Jul 2024 30 -0.322 -0.646
Aug 2024 40 0.3417 -0.2682
Sep 2024 37 -0.0932 -0.7051
Oct 2024 24 -0.3562 0.119
Nov 2024 16 -0.3191 -0.5259
Dec 2024 40 1.4688 -0.3923
Jan 2025 26 -0.3418 -0.6389
Feb 2025 49 0.8846 -0.0392
Mar 2025 50 0.0204 -0.7908
Apr 2025 43 -0.14 -0.5865
May 2025 21 -0.5233 -0.506
Jun 2025 54 1.6341 0.2203
Jul 2025 10 -0.8102 -0.6583
Aug 2025 28 1.6829 -0.3168
Sep 2025 42 0.5091 0.137
Oct 2025 39 -0.0602 0.6596
Nov 2025 25 -0.3654 0.5469
Dec 2025 43 0.7374 0.0886
Jan 2026 77 0.7907 1.9615
Feb 2026 27 -0.6494 -0.449
Mar 2026 27 -0.0185 -0.47