Zip Code: 21631 (East New Market, 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 21631 Zip Code in September 2021 was 38.983.

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 21631 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: 21631 - Market Hotness: Trend of Supply Score
Zip Code: 21631 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 8.45360824742268
October 2017 20.544877775704425
April 2018 61.652469007549
July 2018 37.99961257829147
August 2018 51.50102197240675
September 2018 32.380167385239666
October 2018 31.177727501256914
November 2018 18.019614046187915
December 2018 8.654587509637626
August 2019 73.15248503773094
September 2019 48.3529942628763
October 2019 25.27756261296153
November 2019 14.627001692487957
May 2020 71.31979695431471
October 2021 38.983050847457626