Zip Code: 21230 (Baltimore, 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 21230 Zip Code in February 2026 was 149. The month over month percentage change (MoM) was -0.0166%, and the year over year percentage change (YoY) was -0.066%.

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

The chart below shows the trend of active listing count in the 21230 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21230 - Trend of Active Listing Count of Houses
Zip Code: 21230 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 309
Sep 2016 288
Oct 2016 271
Nov 2016 271
Dec 2016 252
Jan 2017 226
Feb 2017 205
Mar 2017 197
Apr 2017 208
May 2017 223
Jun 2017 254
Jul 2017 292
Aug 2017 282 -0.0326 -0.0874
Sep 2017 290 0.0266 0.0052
Oct 2017 328 0.133 0.2126
Nov 2017 340 0.0351 0.2528
Dec 2017 329 -0.0309 0.3082
Jan 2018 296 -0.1003 0.3097
Feb 2018 262 -0.1166 0.2756
Mar 2018 256 -0.021 0.3028
Apr 2018 312 0.2188 0.5
May 2018 325 0.0401 0.4552
Jun 2018 341 0.0493 0.3432
Jul 2018 341 0.0015 0.1698
Aug 2018 353 0.0337 0.25
Sep 2018 349 -0.0113 0.2038
Oct 2018 334 -0.0416 0.0183
Nov 2018 378 0.1302 0.1119
Dec 2018 379 0.004 0.152
Jan 2019 341 -0.1003 0.152
Feb 2019 307 -0.1012 0.1721
Mar 2019 299 -0.0245 0.168
Apr 2019 327 0.0936 0.0481
May 2019 358 0.0948 0.1032
Jun 2019 376 0.0489 0.1028
Jul 2019 382 0.0173 0.1202
Aug 2019 372 -0.0275 0.0539
Sep 2019 367 -0.0121 0.0531
Oct 2019 358 -0.0245 0.0719
Nov 2019 352 -0.0168 -0.0675
Dec 2019 329 -0.0653 -0.1319
Jan 2020 281 -0.1459 -0.176
Feb 2020 263 -0.0658 -0.1436
Mar 2020 269 0.0248 -0.1003
Apr 2020 270 0.0037 -0.1743
May 2020 226 -0.163 -0.3687
Jun 2020 232 0.0265 -0.3822
Jul 2020 222 -0.0453 -0.4202
Aug 2020 218 -0.0181 -0.4145
Sep 2020 240 0.1034 -0.346
Oct 2020 255 0.0604 -0.2891
Nov 2020 266 0.0452 -0.2443
Dec 2020 255 -0.0414 -0.2249
Jan 2021 218 -0.1451 -0.2242
Feb 2021 175 -0.1972 -0.3333
Mar 2021 141 -0.1943 -0.4758
Apr 2021 146 0.0355 -0.4593
May 2021 144 -0.0137 -0.3628
Jun 2021 182 0.2639 -0.2155
Jul 2021 229 0.2582 0.0339
Aug 2021 264 0.1528 0.2138
Sep 2021 263 -0.0038 0.0958
Oct 2021 259 -0.0171 0.0157
Nov 2021 252 -0.0251 -0.0526
Dec 2021 195 -0.2282 -0.2373
Jan 2022 151 -0.2237 -0.3073
Feb 2022 120 -0.2053 -0.3143
Mar 2022 114 -0.0542 -0.195
Apr 2022 109 -0.0396 -0.2534
May 2022 119 0.0917 -0.1736
Jun 2022 142 0.1891 -0.2225
Jul 2022 155 0.0919 -0.3253
Aug 2022 171 0.1068 -0.3523
Sep 2022 170 -0.0058 -0.3536
Oct 2022 172 0.0088 -0.3366
Nov 2022 165 -0.0379 -0.3452
Dec 2022 157 -0.0485 -0.1928
Jan 2023 138 -0.121 -0.0861
Feb 2023 125 -0.0978 0.0375
Mar 2023 121 -0.0281 0.0661
Apr 2023 108 -0.1074 -0.0092
May 2023 94 -0.1296 -0.2101
Jun 2023 99 0.0532 -0.3004
Jul 2023 106 0.0707 -0.3139
Aug 2023 113 0.066 -0.3392
Sep 2023 122 0.0796 -0.2824
Oct 2023 147 0.2049 -0.1429
Nov 2023 157 0.068 -0.0485
Dec 2023 173 0.0987 0.0987
Jan 2024 147 -0.1478 0.0652
Feb 2024 128 -0.1327 0.0241
Mar 2024 123 -0.0392 0.0124
Apr 2024 138 0.1265 0.2778
May 2024 144 0.0399 0.5266
Jun 2024 160 0.115 0.6162
Jul 2024 162 0.0125 0.5283
Aug 2024 168 0.037 0.4867
Sep 2024 183 0.0893 0.5
Oct 2024 199 0.0847 0.3503
Nov 2024 208 0.0479 0.3248
Dec 2024 206 -0.0096 0.1942
Jan 2025 163 -0.2112 0.1054
Feb 2025 150 -0.0769 0.1765
Mar 2025 159 0.06 0.298
Apr 2025 177 0.1132 0.2826
May 2025 187 0.0565 0.3031
Jun 2025 184 -0.016 0.15
Jul 2025 188 0.019 0.1574
Aug 2025 184 -0.0213 0.0923
Sep 2025 202 0.1008 0.1038
Oct 2025 216 0.0668 0.0856
Nov 2025 213 -0.0116 0.024
Dec 2025 184 -0.1362 -0.1068
Jan 2026 161 -0.1277 -0.0123
Feb 2026 151 -0.0592 0.0067
Mar 2026 149 -0.0166 -0.066