Zip Code: 21162 (White Marsh, 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 21162 Zip Code in February 2026 was 16. The month over month percentage change (MoM) was 0.1429%, and the year over year percentage change (YoY) was 1.9091%.

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

The chart below shows the trend of active listing count in the 21162 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21162 - Trend of Active Listing Count of Houses
Zip Code: 21162 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 30
Sep 2016 27
Oct 2016 26
Nov 2016 22
Dec 2016 23
Jan 2017 21
Feb 2017 23
Mar 2017 25
Apr 2017 24
May 2017 26
Jun 2017 23
Jul 2017 26
Aug 2017 21 -0.1765 -0.3
Sep 2017 19 -0.0952 -0.2963
Oct 2017 24 0.2632 -0.0769
Nov 2017 20 -0.1667 -0.0909
Dec 2017 18 -0.1 -0.2174
Jan 2018 15 -0.1667 -0.2857
Feb 2018 14 -0.1 -0.4
Mar 2018 9 -0.3704 -0.66
Apr 2018 8 -0.0588 -0.6596
May 2018 11 0.3125 -0.5962
Jun 2018 13 0.1905 -0.4444
Jul 2018 11 -0.12 -0.5686
Aug 2018 16 0.4091 -0.2619
Sep 2018 15 -0.0323 -0.2105
Oct 2018 13 -0.1333 -0.4583
Nov 2018 11 -0.1538 -0.45
Dec 2018 11 0.0 -0.3889
Jan 2019 10 -0.0909 -0.3333
Feb 2019 9 -0.15 -0.3704
Mar 2019 7 -0.1765 -0.1765
Apr 2019 8 0.1429 0.0
May 2019 10 0.25 -0.0476
Jun 2019 13 0.3 0.04
Jul 2019 12 -0.0769 0.0909
Aug 2019 15 0.2083 -0.0645
Sep 2019 18 0.2414 0.2
Oct 2019 17 -0.0556 0.3077
Nov 2019 17 0.0 0.5455
Dec 2019 15 -0.1176 0.3636
Jan 2020 14 -0.0667 0.4
Feb 2020 11 -0.2143 0.2941
Mar 2020 12 0.0909 0.7143
Apr 2020 13 0.0417 0.5625
May 2020 12 -0.04 0.2
Jun 2020 6 -0.5 -0.5385
Jul 2020 7 0.1667 -0.4167
Aug 2020 7 0.0 -0.5172
Sep 2020 8 0.1429 -0.5556
Oct 2020 11 0.375 -0.3529
Nov 2020 9 -0.1818 -0.4706
Dec 2020 9 -0.0556 -0.4333
Jan 2021 8 -0.1176 -0.4643
Feb 2021 5 -0.3333 -0.5455
Mar 2021 3 -0.5 -0.7917
Apr 2021 5 1.0 -0.6
May 2021 7 0.3 -0.4583
Jun 2021 10 0.5385 0.6667
Jul 2021 9 -0.1 0.2857
Aug 2021 6 -0.3333 -0.1429
Sep 2021 7 0.1667 -0.125
Oct 2021 7 -0.0714 -0.4091
Nov 2021 6 -0.0769 -0.3333
Dec 2021 5 -0.25 -0.4706
Jan 2022 5 0.1111 -0.3333
Feb 2022 5 0.0 0.0
Mar 2022 4 -0.2 0.6
Apr 2022 3 -0.25 -0.4
May 2022 4 0.3333 -0.3846
Jun 2022 6 0.375 -0.45
Jul 2022 7 0.2727 -0.2222
Aug 2022 10 0.4286 0.6667
Sep 2022 9 -0.15 0.2143
Oct 2022 7 -0.2353 0.0
Nov 2022 7 0.0769 0.1667
Dec 2022 6 -0.2143 0.2222
Jan 2023 5 -0.0909 0.0
Feb 2023 5 -0.1 -0.1
Mar 2023 3 -0.4444 -0.375
Apr 2023 5 1.0 0.6667
May 2023 6 0.2 0.5
Jun 2023 7 0.0833 0.1818
Jul 2023 5 -0.2308 -0.2857
Aug 2023 6 0.2 -0.4
Sep 2023 10 0.6667 0.1765
Oct 2023 9 -0.1 0.3846
Nov 2023 9 -0.0556 0.2143
Dec 2023 14 0.6471 1.5455
Jan 2024 11 -0.2143 1.2
Feb 2024 13 0.1818 1.8889
Mar 2024 16 0.1923 5.2
Apr 2024 14 -0.0968 1.8
May 2024 12 -0.1786 0.9167
Jun 2024 13 0.1304 1.0
Jul 2024 11 -0.1538 1.2
Aug 2024 14 0.2727 1.3333
Sep 2024 10 -0.2857 0.0
Oct 2024 13 0.25 0.3889
Nov 2024 13 0.04 0.5294
Dec 2024 8 -0.3846 -0.4286
Jan 2025 8 0.0 -0.2727
Feb 2025 5 -0.375 -0.6154
Mar 2025 6 0.1 -0.6452
Apr 2025 7 0.2727 -0.5
May 2025 8 0.1429 -0.3043
Jun 2025 7 -0.125 -0.4615
Jul 2025 8 0.0714 -0.3182
Aug 2025 6 -0.2 -0.5714
Sep 2025 10 0.6667 0.0
Oct 2025 17 0.7 0.36
Nov 2025 19 0.0882 0.4231
Dec 2025 17 -0.0811 1.125
Jan 2026 12 -0.2941 0.5
Feb 2026 14 0.1667 1.8
Mar 2026 16 0.1429 1.9091