Zip Code: 20634 (Great Mills, 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 20634 Zip Code in August 2025 was 84.211.

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 20634 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: 20634 - Market Hotness: Trend of Supply Score
Zip Code: 20634 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 34.70165573258357
October 2017 35.7529389811532
November 2017 68.21338383838383
December 2017 55.83586037808891
January 2018 56.025666733507116
February 2018 21.947492707320464
March 2018 83.60345190486214
April 2018 77.560772906711
May 2018 79.80349344978166
June 2018 75.74287043807752
July 2018 68.83838057725835
August 2018 85.743484925907
September 2018 66.16789246766422
October 2018 32.08898944193062
November 2018 17.43751977222398
December 2018 49.4088923156001
January 2019 87.50576606260296
February 2019 84.01208708193118
March 2019 58.85001731901628
April 2019 36.47147558968733
May 2019 23.19407285449681
June 2019 42.00900961473812
July 2019 62.879234650416095
August 2019 57.74134790528234
October 2019 74.66434288665117
November 2019 73.14802760057285
December 2019 97.02384906663124
July 2022 91.96999166435121
August 2022 44.29633427326326
October 2024 91.96311947752594
November 2024 86.36363636363636
December 2024 91.96270324420128
January 2025 91.92674113009198
September 2025 84.21052631578947