Zip Code: 16121 (Farrell, 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 16121 Zip Code in December 2025 was 18.833.

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 16121 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: 16121 - Market Hotness: Trend of Supply Score
Zip Code: 16121 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 3.2489846922836616
October 2017 3.2344342850034207
November 2017 8.686868686868687
December 2017 28.90509065100974
January 2018 20.560122986431388
February 2018 13.321294624253369
March 2018 17.736616852592437
April 2018 12.016067594708774
May 2018 5.417576419213973
June 2018 3.569766668882537
July 2018 4.649060502356815
August 2018 15.910832907511496
September 2018 5.88384478823231
October 2018 8.471593765711413
November 2018 4.454286618158811
December 2018 5.422770496016448
January 2019 7.446457990115321
February 2019 6.2221001304855434
March 2019 4.599930723934881
April 2019 1.714207350521119
May 2019 2.3667421280098786
June 2019 2.6961608283466685
July 2019 86.06251228621977
August 2019 61.397345823575336
September 2019 37.05279443047766
October 2019 28.91169635941131
April 2020 2.3897877393498588
May 2020 1.4556584054941775
June 2020 1.787726282580936
July 2020 3.8048101461603894
August 2022 20.464838075707085
September 2022 10.268948655256724
October 2022 3.9180841161039184
November 2022 0.8740531091317739
November 2023 80.56823947234906
December 2023 62.478863713222864
September 2024 47.59116108378231
October 2024 41.64425662696888
November 2024 25.310439981603555
December 2024 11.928797102566078
January 2025 11.153088042049934
February 2025 5.707899939826356
March 2025 1.2514024337619747
April 2025 14.273705447209146
May 2025 15.249266862170089
June 2025 7.541618273325589
July 2025 6.0207456404089
August 2025 2.484472049689441
September 2025 0.42831215970961883
October 2025 6.4159132007233275
January 2026 18.832829574517554