Zip Code: 20877 (Gaithersburg, 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 20877 Zip Code in February 2026 was $432,243. The month over month percentage change (MoM) was 0.046%, and the year over year percentage change (YoY) was -0.1401%.

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 20877 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: 20877 - Trend of Average House Listing Price ($)
Zip Code: 20877 Trend of Average House Listing Price
Items per page:
1 – 10 of 116
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 311700
Sep 2016 322893
Oct 2016 324094
Nov 2016 343597
Dec 2016 348244
Jan 2017 373441
Feb 2017 364305
Mar 2017 335240
Apr 2017 325177
May 2017 349555
Jun 2017 378695
Jul 2017 371622
Aug 2017 365850 -0.0155 0.1737
Sep 2017 366465 0.0017 0.1349
Oct 2017 379523 0.0356 0.171
Nov 2017 389276 0.0257 0.1329
Dec 2017 383311 -0.0153 0.1007
Jan 2018 391393 0.0211 0.0481
Feb 2018 380058 -0.029 0.0432
Mar 2018 368487 -0.0304 0.0992
Apr 2018 361041 -0.0202 0.1103
May 2018 365770 0.0131 0.0464
Jun 2018 401683 0.0982 0.0607
Jul 2018 409817 0.0203 0.1028
Aug 2018 421854 0.0294 0.1531
Sep 2018 420352 -0.0036 0.147
Oct 2018 397025 -0.0555 0.0461
Nov 2018 386232 -0.0272 -0.0078
Dec 2018 362556 -0.0613 -0.0541
Jan 2019 353781 -0.0242 -0.0961
Feb 2019 340278 -0.0382 -0.1047
Mar 2019 340868 0.0017 -0.075
Apr 2019 342645 0.0052 -0.051
May 2019 350467 0.0228 -0.0418
Jun 2019 349306 -0.0033 -0.1304
Jul 2019 370972 0.062 -0.0948
Aug 2019 361841 -0.0246 -0.1423
Sep 2019 377995 0.0446 -0.1008
Oct 2019 383771 0.0153 -0.0334
Nov 2019 383897 0.0003 -0.006
Dec 2019 393096 0.024 0.0842
Jan 2020 371334 -0.0554 0.0496
Feb 2020 354882 -0.0443 0.0429
Mar 2020 392229 0.1052 0.1507
Apr 2020 381220 -0.0281 0.1126
May 2020 381010 -0.0005 0.0871
Jun 2020 330403 -0.1328 -0.0541
Jul 2020 354534 0.073 -0.0443
Aug 2020 382719 0.0795 0.0577
Sep 2020 357612 -0.0656 -0.0539
Oct 2020 374517 0.0473 -0.0241
Nov 2020 374023 -0.0013 -0.0257
Dec 2020 386866 0.0343 -0.0158
Jan 2021 345021 -0.1082 -0.0709
Feb 2021 362212 0.0498 0.0207
Mar 2021 365753 0.0098 -0.0675
Apr 2021 351443 -0.0391 -0.0781
May 2021 389358 0.1079 0.0219
Jun 2021 430958 0.1068 0.3043
Jul 2021 479535 0.1127 0.3526
Aug 2021 429820 -0.1037 0.1231
Sep 2021 480398 0.1177 0.3433
Oct 2021 452045 -0.059 0.207
Nov 2021 429626 -0.0496 0.1487
Dec 2021 427270 -0.0055 0.1044
Jan 2022 434005 0.0158 0.2579
Feb 2022 448989 0.0345 0.2396
Mar 2022 446974 -0.0045 0.2221
Apr 2022 347884 -0.2217 -0.0101
May 2022 389959 0.1209 0.0015
Jun 2022 467968 0.2 0.0859
Jul 2022 445077 -0.0489 -0.0719
Aug 2022 445167 0.0002 0.0357
Sep 2022 479142 0.0763 -0.0026
Oct 2022 494615 0.0323 0.0942
Nov 2022 483489 -0.0225 0.1254
Dec 2022 461823 -0.0448 0.0809
Jan 2023 510465 0.1053 0.1762
Feb 2023 488771 -0.0425 0.0886
Mar 2023 526954 0.0781 0.1789
Apr 2023 492733 -0.0649 0.4164
May 2023 511018 0.0371 0.3104
Jun 2023 558989 0.0939 0.1945
Jul 2023 567513 0.0152 0.2751
Aug 2023 534099 -0.0589 0.1998
Sep 2023 557302 0.0434 0.1631
Oct 2023 493494 -0.1145 -0.0023
Nov 2023 504786 0.0229 0.044
Dec 2023 434449 -0.1393 -0.0593
Jan 2024 408300 -0.0602 -0.2001
Feb 2024 484488 0.1866 -0.0088
Mar 2024 538991 0.1125 0.0228
Apr 2024 539225 0.0004 0.0944
May 2024 511373 -0.0517 0.0007
Jun 2024 547887 0.0714 -0.0199
Jul 2024 477124 -0.1292 -0.1593
Aug 2024 485406 0.0174 -0.0912
Sep 2024 482021 -0.007 -0.1351
Oct 2024 516431 0.0714 0.0465
Nov 2024 558629 0.0817 0.1067
Dec 2024 532153 -0.0474 0.2249
Jan 2025 525491 -0.0125 0.287
Feb 2025 524139 -0.0026 0.0818
Mar 2025 502691 -0.0409 -0.0673
Apr 2025 516680 0.0278 -0.0418
May 2025 518606 0.0037 0.0141
Jun 2025 532078 0.026 -0.0289
Jul 2025 524269 -0.0147 0.0988
Aug 2025 482851 -0.079 -0.0053
Sep 2025 478862 -0.0083 -0.0066
Oct 2025 496623 0.0371 -0.0384
Nov 2025 524282 0.0557 -0.0615
Dec 2025 516454 -0.0149 -0.0295
Jan 2026 466896 -0.096 -0.1115
Feb 2026 413227 -0.1149 -0.2116
Mar 2026 432243 0.046 -0.1401