Zip Code: 21222 (Dundalk, 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 21222 Zip Code in February 2026 was 82. The month over month percentage change (MoM) was -0.0353%, and the year over year percentage change (YoY) was 0.1233%.

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

The chart below shows the trend of active listing count in the 21222 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21222 - Trend of Active Listing Count of Houses
Zip Code: 21222 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 208
Sep 2016 216
Oct 2016 223
Nov 2016 209
Dec 2016 184
Jan 2017 170
Feb 2017 158
Mar 2017 148
Apr 2017 151
May 2017 145
Jun 2017 153
Jul 2017 152
Aug 2017 148 -0.0263 -0.2885
Sep 2017 156 0.0541 -0.2761
Oct 2017 175 0.1218 -0.2135
Nov 2017 163 -0.0714 -0.2225
Dec 2017 167 0.0246 -0.0951
Jan 2018 135 -0.1892 -0.2059
Feb 2018 128 -0.0519 -0.1899
Mar 2018 132 0.0273 -0.1085
Apr 2018 133 0.0114 -0.1163
May 2018 145 0.0865 -0.0034
Jun 2018 156 0.0761 0.0197
Jul 2018 140 -0.0997 -0.0789
Aug 2018 128 -0.0893 -0.1385
Sep 2018 135 0.0549 -0.1378
Oct 2018 140 0.0409 -0.2
Nov 2018 145 0.0357 -0.1077
Dec 2018 159 0.0931 -0.048
Jan 2019 155 -0.0221 0.1481
Feb 2019 143 -0.0774 0.1172
Mar 2019 130 -0.0944 -0.0152
Apr 2019 125 -0.0347 -0.0602
May 2019 123 -0.02 -0.1522
Jun 2019 117 -0.0449 -0.2476
Jul 2019 113 -0.0342 -0.1929
Aug 2019 130 0.146 0.0157
Sep 2019 138 0.0656 0.026
Oct 2019 154 0.1159 0.1
Nov 2019 157 0.0195 0.0828
Dec 2019 151 -0.0382 -0.0473
Jan 2020 131 -0.1325 -0.1548
Feb 2020 100 -0.2366 -0.3007
Mar 2020 95 -0.05 -0.2664
Apr 2020 100 0.0526 -0.2
May 2020 88 -0.12 -0.2816
Jun 2020 92 0.0455 -0.2137
Jul 2020 80 -0.1359 -0.2965
Aug 2020 64 -0.2013 -0.5097
Sep 2020 52 -0.1811 -0.6232
Oct 2020 57 0.0962 -0.6299
Nov 2020 51 -0.1053 -0.6752
Dec 2020 69 0.3431 -0.5464
Jan 2021 52 -0.2409 -0.6031
Feb 2021 44 -0.1538 -0.56
Mar 2021 39 -0.125 -0.5947
Apr 2021 32 -0.1818 -0.685
May 2021 39 0.2381 -0.5568
Jun 2021 48 0.2308 -0.4783
Jul 2021 62 0.2917 -0.2201
Aug 2021 64 0.0323 0.0079
Sep 2021 78 0.2188 0.5
Oct 2021 79 0.0128 0.386
Nov 2021 68 -0.1392 0.3333
Dec 2021 58 -0.1544 -0.1606
Jan 2022 50 -0.1391 -0.0481
Feb 2022 28 -0.4343 -0.3636
Mar 2022 38 0.3393 -0.026
Apr 2022 36 -0.0533 0.127
May 2022 33 -0.0704 -0.1538
Jun 2022 46 0.3939 -0.0417
Jul 2022 50 0.0761 -0.2016
Aug 2022 73 0.4747 0.1406
Sep 2022 66 -0.0959 -0.1538
Oct 2022 67 0.0152 -0.1519
Nov 2022 78 0.1642 0.1471
Dec 2022 77 -0.0128 0.3391
Jan 2023 63 -0.1818 0.2727
Feb 2023 49 -0.2302 0.7321
Mar 2023 40 -0.1856 0.0533
Apr 2023 28 -0.3038 -0.2254
May 2023 35 0.2727 0.0606
Jun 2023 34 -0.0286 -0.2609
Jul 2023 33 -0.0441 -0.3434
Aug 2023 39 0.2 -0.4658
Sep 2023 47 0.1923 -0.2955
Oct 2023 41 -0.1183 -0.3881
Nov 2023 52 0.2561 -0.3397
Dec 2023 57 0.1068 -0.2597
Jan 2024 52 -0.0877 -0.1746
Feb 2024 46 -0.1154 -0.0515
Mar 2024 35 -0.2391 -0.1139
Apr 2024 47 0.3429 0.7091
May 2024 49 0.0426 0.4
Jun 2024 43 -0.1224 0.2647
Jul 2024 41 -0.0465 0.2615
Aug 2024 55 0.3415 0.4103
Sep 2024 55 0.0 0.1828
Oct 2024 61 0.1091 0.4878
Nov 2024 78 0.2787 0.5146
Dec 2024 82 0.0513 0.4386
Jan 2025 67 -0.189 0.2788
Feb 2025 74 0.1128 0.6087
Mar 2025 73 -0.0135 1.0857
Apr 2025 76 0.0411 0.617
May 2025 89 0.1645 0.8061
Jun 2025 85 -0.0395 0.9767
Jul 2025 92 0.0824 1.2439
Aug 2025 108 0.1739 0.9636
Sep 2025 121 0.1204 1.2
Oct 2025 122 0.0083 1.0
Nov 2025 116 -0.0492 0.4872
Dec 2025 114 -0.0172 0.3902
Jan 2026 99 -0.136 0.4812
Feb 2026 85 -0.1371 0.1486
Mar 2026 82 -0.0353 0.1233