Zip Code: 20879 (Gaithersburg, 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 20879 Zip Code in February 2026 was 29. The month over month percentage change (MoM) was 0.0556%, and the year over year percentage change (YoY) was 0.5833%.

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

The chart below shows the trend of active listing count in the 20879 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 20879 - Trend of Active Listing Count of Houses
Zip Code: 20879 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 69
Sep 2016 67
Oct 2016 64
Nov 2016 51
Dec 2016 42
Jan 2017 34
Feb 2017 26
Mar 2017 22
Apr 2017 22
May 2017 33
Jun 2017 35
Jul 2017 46
Aug 2017 44 -0.033 -0.3623
Sep 2017 50 0.125 -0.2612
Oct 2017 47 -0.0505 -0.2656
Nov 2017 43 -0.0851 -0.1569
Dec 2017 39 -0.093 -0.0602
Jan 2018 19 -0.5128 -0.4412
Feb 2018 22 0.1579 -0.1373
Mar 2018 27 0.2273 0.2558
Apr 2018 33 0.2222 0.5349
May 2018 39 0.1818 0.1818
Jun 2018 41 0.0513 0.1884
Jul 2018 43 0.0488 -0.0549
Aug 2018 54 0.2558 0.2273
Sep 2018 49 -0.1019 -0.0202
Oct 2018 49 0.0103 0.0426
Nov 2018 53 0.0714 0.2209
Dec 2018 48 -0.0952 0.2179
Jan 2019 43 -0.0947 1.2632
Feb 2019 30 -0.3023 0.3636
Mar 2019 37 0.2167 0.3519
Apr 2019 35 -0.0411 0.0606
May 2019 34 -0.0429 -0.141
Jun 2019 43 0.2687 0.0366
Jul 2019 38 -0.1059 -0.1163
Aug 2019 50 0.3026 -0.0833
Sep 2019 51 0.0303 0.0515
Oct 2019 51 0.0 0.0408
Nov 2019 52 0.0196 -0.0095
Dec 2019 41 -0.2115 -0.1368
Jan 2020 34 -0.1829 -0.2209
Feb 2020 30 -0.1045 0.0
Mar 2020 17 -0.4333 -0.5342
Apr 2020 25 0.4706 -0.2857
May 2020 25 0.0 -0.2537
Jun 2020 20 -0.2 -0.5294
Jul 2020 20 -0.025 -0.4868
Aug 2020 18 -0.1026 -0.6465
Sep 2020 14 -0.2 -0.7255
Oct 2020 16 0.1429 -0.6863
Nov 2020 20 0.25 -0.6154
Dec 2020 15 -0.25 -0.6341
Jan 2021 12 -0.2333 -0.6567
Feb 2021 14 0.2174 -0.5333
Mar 2021 16 0.1429 -0.0588
Apr 2021 22 0.375 -0.12
May 2021 19 -0.1364 -0.24
Jun 2021 20 0.0526 0.0
Jul 2021 20 -0.025 0.0
Aug 2021 22 0.1282 0.2571
Sep 2021 23 0.0455 0.6429
Oct 2021 33 0.413 1.0313
Nov 2021 27 -0.1692 0.35
Dec 2021 19 -0.3148 0.2333
Jan 2022 14 -0.2432 0.2174
Feb 2022 10 -0.2857 -0.2857
Mar 2022 4 -0.6 -0.75
Apr 2022 10 1.5 -0.5455
May 2022 15 0.5 -0.2105
Jun 2022 18 0.1667 -0.125
Jul 2022 17 -0.0571 -0.1538
Aug 2022 27 0.6364 0.2273
Sep 2022 26 -0.0556 0.1087
Oct 2022 24 -0.0784 -0.2769
Nov 2022 26 0.1064 -0.037
Dec 2022 25 -0.0577 0.3243
Jan 2023 14 -0.4286 0.0
Feb 2023 10 -0.3214 -0.05
Mar 2023 8 -0.2105 0.875
Apr 2023 8 0.0667 -0.2
May 2023 4 -0.5 -0.7333
Jun 2023 7 0.75 -0.6
Jul 2023 10 0.3571 -0.4242
Aug 2023 6 -0.3684 -0.7778
Sep 2023 10 0.5833 -0.6275
Oct 2023 11 0.1579 -0.5319
Nov 2023 13 0.1364 -0.5192
Dec 2023 14 0.12 -0.4286
Jan 2024 14 0.0 0.0
Feb 2024 9 -0.3571 -0.0526
Mar 2024 10 0.0556 0.2667
Apr 2024 9 -0.0526 0.125
May 2024 16 0.7222 2.875
Jun 2024 20 0.2903 1.8571
Jul 2024 18 -0.1 0.8947
Aug 2024 22 0.1944 2.5833
Sep 2024 20 -0.0698 1.1053
Oct 2024 22 0.075 0.9545
Nov 2024 23 0.0465 0.8
Dec 2024 28 0.2444 1.0
Jan 2025 20 -0.3036 0.3929
Feb 2025 16 -0.2051 0.7222
Mar 2025 18 0.1613 0.8947
Apr 2025 29 0.6111 2.2222
May 2025 29 0.0 0.871
Jun 2025 34 0.1724 0.7
Jul 2025 37 0.0735 1.0278
Aug 2025 39 0.0548 0.7907
Sep 2025 38 -0.013 0.9
Oct 2025 39 0.0132 0.7907
Nov 2025 43 0.1169 0.9111
Dec 2025 36 -0.1628 0.2857
Jan 2026 30 -0.1806 0.5128
Feb 2026 27 -0.0847 0.7419
Mar 2026 29 0.0556 0.5833