Zip Code: 21057 (Glen Arm, 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 21057 Zip Code in August 2019 was 76.078.

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 21057 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: 21057 - Market Hotness: Trend of Demand Score
Zip Code: 21057 - Market Hotness: Trend of Demand Score
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Month Demand Score
November 2017 94.26136363636364
August 2018 79.6116504854369
September 2018 74.58153690083694
October 2018 79.88310708898945
November 2018 71.95824106295477
December 2018 70.30968902595734
January 2019 77.08731466227347
June 2019 80.93861359510522
July 2019 72.95065854138
August 2019 59.57585219880301
September 2019 76.07812802165925