Zip Code: 21555 (Oldtown, MD) - Trend of Average House Listing Price (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the average house listing price for the 21555 Zip Code in February 2026 was $335,000. The month over month percentage change (MoM) was 0.516%, and the year over year percentage change (YoY) was 0.0741%.

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

The chart below shows the trend of the average house listing price in the 21555 zip code. The table below shows the trend of the average house listing price, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21555 - Trend of Average House Listing Price ($)
Zip Code: 21555 Trend of Average House Listing Price
Items per page:
1 – 10 of 116
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 199593
Sep 2016 244138
Oct 2016 210540
Nov 2016 252282
Dec 2016 247045
Jan 2017 220346
Feb 2017 190349
Mar 2017 196373
Apr 2017 191216
May 2017 200533
Jun 2017 214553
Jul 2017 208612
Aug 2017 207737 -0.0042 0.0408
Sep 2017 207549 -0.0009 -0.1499
Oct 2017 186209 -0.1028 -0.1156
Nov 2017 187478 0.0068 -0.2569
Dec 2017 183183 -0.0229 -0.2585
Jan 2018 185638 0.0134 -0.1575
Feb 2018 206392 0.1118 0.0843
Mar 2018 207621 0.006 0.0573
Apr 2018 206929 -0.0033 0.0822
May 2018 177351 -0.1429 -0.1156
Jun 2018 200929 0.1329 -0.0635
Jul 2018 280480 0.3959 0.3445
Aug 2018 280330 -0.0005 0.3494
Sep 2018 266165 -0.0505 0.2824
Oct 2018 269246 0.0116 0.4459
Nov 2018 258874 -0.0385 0.3808
Dec 2018 260910 0.0079 0.4243
Jan 2019 231654 -0.1121 0.2479
Feb 2019 227695 -0.0171 0.1032
Mar 2019 245316 0.0774 0.1816
Apr 2019 249329 0.0164 0.2049
May 2019 246492 -0.0114 0.3899
Jun 2019 247570 0.0044 0.2321
Jul 2019 246336 -0.005 -0.1217
Aug 2019 283500 0.1509 0.0113
Sep 2019 287300 0.0134 0.0794
Oct 2019 293000 0.0198 0.0882
Nov 2019 300565 0.0258 0.161
Dec 2019 303696 0.0104 0.164
Jan 2020 315318 0.0383 0.3612
Feb 2020 274058 -0.1309 0.2036
Mar 2020 224306 -0.1815 -0.0856
Apr 2020 247205 0.1021 -0.0085
May 2020 264042 0.0681 0.0712
Jun 2020 297967 0.1285 0.2036
Jul 2020 286061 -0.04 0.1613
Aug 2020 318568 0.1136 0.1237
Sep 2020 416000 0.3058 0.448
Oct 2020 418725 0.0065 0.4291
Nov 2020 546600 0.3054 0.8186
Dec 2020 491225 -0.1013 0.6175
Jan 2021 491225 0.0 0.5579
Feb 2021 470780 -0.0416 0.7178
Mar 2021 330467 -0.298 0.4733
Apr 2021 212400 -0.3573 -0.1408
May 2021 338999 0.596 0.2839
Jun 2021 338999 0.0 0.1377
Jul 2021 334999 -0.0118 0.1711
Aug 2021 334999 0.0 0.0516
Sep 2021 329999 -0.0149 -0.2067
Oct 2021 219900 -0.3336 -0.4748
Nov 2021 150000 -0.3179 -0.7256
Dec 2021 150000 0.0 -0.6946
Jan 2022 111250 -0.2583 -0.7735
Feb 2022 145000 0.3034 -0.692
Mar 2022 67000 -0.5379 -0.7973
Apr 2022 67000 0.0 -0.6846
May 2022 308500 3.6045 -0.09
Jun 2022 462225 0.4983 0.3635
Jul 2022 307083 -0.3356 -0.0833
Aug 2022 212267 -0.3088 -0.3664
Sep 2022 223567 0.0532 -0.3225
Oct 2022 230550 0.0312 0.0484
Nov 2022 275975 0.197 0.8398
Dec 2022 289165 0.0478 0.9278
Jan 2023 382560 0.323 2.4387
Feb 2023 443225 0.1586 2.0567
Mar 2023 459607 0.037 5.8598
Apr 2023 514375 0.1192 6.6772
May 2023 547450 0.0643 0.7746
Jun 2023 387450 -0.2923 -0.1618
Jul 2023 396633 0.0237 0.2916
Aug 2023 396633 0.0 0.8686
Sep 2023 899900 1.2688 3.0252
Oct 2023 499950 -0.4444 1.1685
Nov 2023 474958 -0.05 0.721
Dec 2023 849900 0.7894 1.9392
Jan 2024 488233 -0.4255 0.2762
Feb 2024 307400 -0.3704 -0.3064
Mar 2024 296600 -0.0351 -0.3547
Apr 2024 297400 0.0027 -0.4218
May 2024 368650 0.2396 -0.3266
Jun 2024 428267 0.1617 0.1053
Jul 2024 481633 0.1246 0.2143
Aug 2024 477967 -0.0076 0.2051
Sep 2024 360780 -0.2452 -0.5991
Oct 2024 357753 -0.0084 -0.2844
Nov 2024 359546 0.005 -0.243
Dec 2024 359975 0.0012 -0.5765
Jan 2025 358725 -0.0035 -0.2653
Feb 2025 362696 0.0111 0.1799
Mar 2025 311875 -0.1401 0.0515
Apr 2025 327500 0.0501 0.1012
May 2025 321250 -0.0191 -0.1286
Jun 2025 335667 0.0449 -0.2162
Jul 2025 355683 0.0596 -0.2615
Aug 2025 374100 0.0518 -0.2173
Sep 2025 346500 -0.0738 -0.0396
Oct 2025 320083 -0.0762 -0.1053
Nov 2025 335600 0.0485 -0.0666
Dec 2025 321857 -0.041 -0.1059
Jan 2026 331475 0.0299 -0.076
Feb 2026 220980 -0.3333 -0.3907
Mar 2026 335000 0.516 0.0741