Zip Code: 16159 (West Middlesex, PA) - 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 16159 Zip Code in April 2020 was 18.588.

You can see similar for other Pennsylvania Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 16159 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: 16159 - Market Hotness: Trend of Supply Score
Zip Code: 16159 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 7.7475788815995
October 2017 39.1428749144741
November 2017 57.94823232323232
December 2017 39.91225240338087
January 2018 36.3879419824878
July 2019 68.18032894305746
August 2019 48.90059849076243
September 2019 20.834139109134277
October 2019 5.738445649367415
November 2019 1.9593802890248666
December 2019 1.056267853584003
January 2020 0.5232314776056928
February 2020 0.2774937929020009
March 2020 29.952188304523723
April 2020 17.71560041561526
May 2020 18.58763810092565