Zip Code: 20877 (Gaithersburg, MD) - Market Hotness: Trend of Supply Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: supply score for the 20877 Zip Code in February 2026 was 93.371.

You can see similar for other Maryland Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 20877 zip code.

Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.

Data Source: Realtor.
Zip Code: 20877 - Market Hotness: Trend of Supply Score
Zip Code: 20877 - Market Hotness: Trend of Supply Score
Items per page:
0 of 0
Month Supply Score
September 2017 85.20462355513901
October 2017 87.23642470610189
November 2017 84.74747474747475
December 2017 59.35221627201756
January 2018 83.4235679433193
February 2018 77.20516738435894
March 2018 95.15891391286046
April 2018 93.79458411247316
May 2018 95.23744541484717
June 2018 90.19477497839526
July 2018 85.9817911796991
August 2018 82.06438426162494
September 2018 84.22520923154958
October 2018 79.51231774761186
November 2018 74.34356216387219
December 2018 58.76381392958109
January 2019 94.38550247116969
February 2019 94.34791566513289
March 2019 86.42189123657776
April 2019 88.27482172243555
May 2019 93.41428277423338
June 2019 94.86989847374437
July 2019 97.88349387327175
August 2019 98.37366640645328
September 2019 94.65609488815832
October 2019 92.50580945003874
November 2019 85.26233563338107
December 2019 86.06257888792932
January 2020 84.77745221152504
February 2020 88.15539652402512
March 2020 79.13938948142699
April 2020 99.02775716194152
May 2020 94.68498059122126
June 2020 95.25276045970105
July 2020 96.21838991570644
August 2020 87.14968152866241
September 2020 91.62930964218762
October 2020 98.37330202917994
November 2020 94.41782261454392
December 2020 87.8152001410686
January 2021 94.1154245773118
June 2021 78.97609431284795
July 2021 65.19632583022106
August 2021 60.97492251338406
September 2021 91.13336367774238
October 2021 90.30833032816444
November 2021 79.73071324599708
December 2021 88.93779342723005
April 2022 93.52545877487724
May 2022 44.99063670411985
June 2022 58.21435961100766
July 2022 55.03380568676485
August 2022 94.90728872938563
September 2022 88.86265913498018
October 2022 56.86722518405687
November 2022 63.173229001914585
December 2022 73.9196875795908
December 2023 89.04294893473114
October 2024 77.67191701882443
November 2024 98.98053043078339
December 2024 99.37581875626108
January 2025 89.32325886990802
February 2025 93.31212928737213
March 2025 71.3385690860447
April 2025 99.27706792199058
May 2025 99.65786901270772
June 2025 97.59194734804491
July 2025 96.32441371016236
August 2025 77.23306713989943
September 2025 68.57350272232306
October 2025 94.96564195298373
November 2025 99.42732874229793
December 2025 96.26257434466554
January 2026 92.64512128962257
February 2026 96.42135875272639
March 2026 93.37057422163805