Zip Code: 91740 (Glendora, CA) - 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 91740 Zip Code in January 2026 was 88.319.

You can see similar for other California Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 91740 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: 91740 - Market Hotness: Trend of Supply Score
Zip Code: 91740 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 95.13901905654483
October 2017 87.23642470610189
November 2017 91.22474747474747
December 2017 99.18059229627718
January 2018 97.01223180268698
February 2018 94.7631615502153
March 2018 97.21462148319652
April 2018 91.6129925895145
May 2018 90.73417030567686
June 2018 95.30013959981387
July 2018 93.75605346419577
August 2018 88.68804292284108
September 2018 93.50114126299772
October 2018 83.57843137254902
November 2018 88.49098386586523
December 2018 98.14957594448728
January 2019 95.38056013179572
February 2019 82.87205549069432
March 2019 81.84274333217874
April 2019 92.63576522216127
May 2019 80.6956163819716
June 2019 80.65622268540308
July 2019 60.127121420614635
August 2019 82.08430913348947
September 2019 75.6011087475021
October 2019 65.81461399431964
November 2019 62.8563989063924
December 2019 71.26818574370557
January 2020 73.60820426956886
February 2020 71.84898495691544
March 2020 76.05737403457154
April 2020 79.29345405967048
May 2020 86.1749776052553
June 2020 67.52046871479006
July 2020 32.503286675431134
August 2020 44.745222929936304
September 2020 43.46727524655636
October 2020 52.49874224383699
November 2020 56.37662883564523
December 2020 79.41280197496032
August 2021 69.85066215835447
September 2021 81.55666818388711
November 2021 88.83733624454149
December 2021 74.55007824726134
June 2022 50.65176908752328
July 2022 39.57580809484116
August 2022 52.42245578056909
September 2022 87.16802967709299
October 2022 49.52187526444952
November 2022 69.64122200948972
December 2022 33.77196706002207
January 2023 46.65539939512542
February 2023 87.98044665963769
March 2023 54.244431065623125
April 2023 43.093185550082104
May 2023 35.71356428643571
June 2023 43.86639077741649
August 2023 45.76271186440678
September 2023 69.27309842904056
October 2023 79.81024019146936
November 2023 53.38237781160156
December 2023 89.04294893473114
August 2024 64.24612418668167
September 2024 88.95916295775747
October 2024 95.19784863618901
November 2024 64.4565384025755
December 2024 93.78130538645296
January 2025 98.2506570302234
February 2025 84.01959941545603
March 2025 62.08682143781824
April 2025 34.440147948890385
May 2025 64.1169762137504
June 2025 47.81262098335269
July 2025 41.70174383644017
August 2025 44.81662230109435
September 2025 91.23774954627949
October 2025 78.79204339963833
November 2025 98.11525915186662
December 2025 84.46288273735223
January 2026 95.93117879562892
February 2026 88.31892721544551