Zip Code: 17857 (Northumberland, 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 17857 Zip Code in November 2024 was 42.02.

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 17857 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: 17857 - Market Hotness: Trend of Supply Score
Zip Code: 17857 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 14.601686972820993
October 2017 37.749580145549544
November 2017 40.707070707070706
December 2017 31.29879347054649
January 2018 29.469955216897265
February 2018 29.71940547298236
March 2018 17.420893846909422
April 2018 45.37017799016552
May 2018 44.90993449781659
June 2018 22.409093930731903
July 2018 49.38981080906567
August 2018 53.28308635666838
September 2018 37.813847324372304
October 2018 27.26872800402212
November 2018 21.075608984498576
December 2018 32.45952197378566
January 2019 22.87314662273476
February 2019 18.192431838472633
March 2019 13.668167648077588
April 2019 12.877125617114645
May 2019 12.23159772243946
June 2019 13.379950245411148
July 2019 29.853875892798637
August 2019 60.447567004944055
September 2019 57.287436343711725
October 2019 56.30648076426543
November 2019 49.283947402681946
December 2019 31.475453397993757
January 2020 35.656481093902606
February 2020 25.383379582298815
March 2020 11.121735932328061
April 2020 5.187769036663203
May 2020 3.896685577784413
June 2020 3.6956358446631117
July 2020 77.54234011290697
August 2020 42.539808917197455
September 2020 30.760453174667862
October 2020 39.04075129968137
February 2021 1.48407708955993
August 2021 75.41091387245234
January 2023 98.09642412382138
February 2023 63.67296079746957
March 2023 38.139674894641786
November 2023 93.42127515643497
December 2024 42.020497803806734