Zip Code: 20879 (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 20879 Zip Code in February 2026 was 96.837.

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 20879 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: 20879 - Market Hotness: Trend of Supply Score
Zip Code: 20879 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 92.17744454857856
October 2017 80.30105119114262
November 2017 94.41919191919192
December 2017 65.05581005226144
January 2018 70.0554775750284
February 2018 96.52729545770245
March 2018 96.95502701185715
April 2018 98.72567352309717
May 2018 97.41402838427948
June 2018 92.15581998271621
July 2018 88.13843869051462
August 2018 91.15993868165559
September 2018 83.55313213289374
October 2018 83.57843137254902
November 2018 95.07118000632711
December 2018 97.21793883320483
January 2019 94.38550247116969
February 2019 91.38108646384177
March 2019 96.20367163145134
April 2019 96.19445968184311
May 2019 98.82005899705014
June 2019 95.54898137564714
July 2019 94.96101172924448
August 2019 98.19151704397606
September 2019 97.17656159350221
October 2019 94.39710818486961
November 2019 91.62218461137873
December 2019 93.83511592373614
January 2020 88.27961490163248
February 2020 82.80998977654447
March 2020 92.57815373299006
April 2020 98.93869674929493
May 2020 93.34129590922664
June 2020 89.48396304364155
July 2020 95.52238805970148
August 2020 99.61783439490446
October 2020 99.07764548046285
November 2020 87.90248003362757
December 2020 80.77058719802504
March 2021 93.77564979480164
April 2021 94.52852153667055
May 2021 75.84295612009238
June 2021 62.515009278463054
July 2021 70.55617240335117
August 2021 82.16398985629755
September 2021 85.98088302230315
October 2021 97.06094482509917
November 2021 93.34970887918487
December 2021 83.93974960876369
May 2022 72.01544943820225
June 2022 92.32360852472584
July 2022 55.682133926090586
August 2022 90.31017687772366
September 2022 76.60399629036337
October 2022 84.4038249978844
November 2022 89.06184966286523
December 2022 88.53892520587486
May 2024 99.35781476121564
June 2024 99.09342082541876
July 2024 82.34228298468128
August 2024 99.45377138726002
September 2024 98.71945030061686
October 2024 96.40414905877833
November 2024 95.11727732638356
December 2024 99.830469291824
January 2025 94.23455978975032
February 2025 97.08587638614287
March 2025 98.52420816432208
April 2025 95.72965702757229
May 2025 84.8892147279244
June 2025 93.83662408052652
July 2025 91.82952495490078
August 2025 94.23986986098787
September 2025 94.48275862068965
October 2025 74.37974683544304
November 2025 85.58173251177963
December 2025 73.68382406931492
January 2026 63.96186933271332
February 2026 73.02690039583165
March 2026 96.8372627947096