Zip Code: 19021 (Croydon, PA) - Market Hotness: Trend of Hotness Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: hotness score for the 19021 Zip Code in October 2025 was 81.258.

You can see similar for other Pennsylvania Zip Codes.

The chart and table below shows the trend of the market hotness: hotness score for the 19021 zip code.

Note: Hotness Score is an equally-weighted composite metric of a geography’s supply score and demand score.

Data Source: Realtor.
Zip Code: 19021 - Market Hotness: Trend of Hotness Score
Zip Code: 19021 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 72.53045923149016
October 2017 74.0281146980158
November 2017 86.72979797979798
December 2017 94.21898186979806
January 2018 89.24871332130206
February 2018 77.3892207251007
March 2018 85.83456114502209
April 2018 85.05090380220236
May 2018 79.97407205240174
June 2018 71.9437612178422
July 2018 82.19474397882095
August 2018 87.86407766990291
September 2018 91.4912503170175
October 2018 77.32528908999497
November 2018 88.13350205631129
December 2018 85.19018247237216
January 2019 92.49093904448105
February 2019 84.52716159604422
March 2019 74.83200554208521
April 2019 62.93883708173341
May 2019 67.37325924401453
June 2019 96.28857661534323
July 2019 85.74143240940961
August 2019 79.77816809784022
September 2019 85.48958937665185
October 2019 94.79731474309321
November 2019 96.20817601874757
March 2020 90.69878631849944
April 2020 88.72643609915393
May 2020 71.99537175276201
June 2020 61.331029820476225
November 2025 81.25770206596593