Zip Code: 21655 (Preston, MD) - Market Hotness: Trend of Demand Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: demand score for the 21655 Zip Code in February 2026 was 76.842.

You can see similar for other Maryland Zip Codes.

The chart and table below shows the trend of the market hotness: demand score for the 21655 zip code.

Note: Demand Score is an index representing the metro's unique listing page viewers compared to other metros.

Data Source: Realtor.
Zip Code: 21655 - Market Hotness: Trend of Demand Score
Zip Code: 21655 - Market Hotness: Trend of Demand Score
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Month Demand Score
September 2017 41.155888784754765
October 2017 43.97586614418113
November 2017 45.32828282828283
December 2017 35.195819085102265
January 2018 43.252456386605175
February 2018 35.67162105848035
March 2018 29.544657265137165
April 2018 27.924371493870765
May 2018 33.624454148471614
June 2018 31.509672272817923
July 2018 44.779492477561824
August 2018 55.984925907000516
September 2018 67.79102206441796
October 2018 55.59326294620413
March 2019 74.01454797367509
April 2019 63.09654415798135
May 2019 55.81395348837209
June 2019 71.59281920258186
July 2019 51.27449053141996
August 2019 63.114754098360656
September 2019 68.97440856056211
October 2019 66.04053705138135
November 2019 64.08670745996615
December 2019 50.561349897030496
January 2020 47.66289940002791
September 2025 83.96370235934664
October 2025 60.86799276672694
November 2025 55.10692279811526
December 2025 69.6526910933255
February 2026 75.59576702480007
March 2026 76.84219173580877