Zip Code: 91786 (Upland, 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 91786 Zip Code in February 2026 was 86.536.

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 91786 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: 91786 - Market Hotness: Trend of Supply Score
Zip Code: 91786 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 98.26929084661043
October 2017 89.20818560676743
November 2017 96.83080808080808
December 2017 96.87076585586168
January 2018 97.01223180268698
February 2018 93.38797055146549
March 2018 98.3792885708272
April 2018 95.56063439296351
May 2018 90.2224344978166
June 2018 94.11686498703716
July 2018 79.84115709950281
August 2018 91.15993868165559
September 2018 91.33908191732183
October 2018 95.4311211664153
November 2018 94.54602973742486
December 2018 88.55050115651504
January 2019 84.6853377265239
February 2019 88.66836068951308
March 2019 94.94977485278837
April 2019 92.63576522216127
May 2019 91.27392467585923
June 2019 82.2698850265582
July 2019 51.267937880872815
August 2019 53.38277387457715
September 2019 72.02991039773093
October 2019 70.64936741544022
November 2019 65.51230308553573
December 2019 51.91656148276091
January 2020 72.33849588391237
February 2020 91.00335913538777
March 2020 84.72968002942258
April 2020 85.51283954282322
May 2020 91.05703194983577
June 2020 75.58777135131075
July 2020 58.077488206635216
August 2020 49.402866242038215
September 2020 88.67063330344772
October 2020 82.74358544356866
November 2020 84.07734342160572
December 2020 57.176864750484924
January 2021 77.09454991971285
February 2021 72.67855302483768
March 2021 90.27587779297765
April 2021 89.10360884749709
May 2021 39.838337182448036
June 2021 78.97609431284795
July 2021 66.7810638942162
August 2021 75.41091387245234
September 2021 82.80382339553937
October 2021 68.61702127659575
November 2021 96.4155749636099
December 2021 70.47143974960876
January 2022 77.28723989871187
February 2022 79.59666376198183
March 2022 81.3135366506153
April 2022 84.46627035409666
May 2022 54.83380149812734
June 2022 54.2106352162218
July 2022 46.80003704732796
August 2022 41.13475177304964
September 2022 38.52963493803221
October 2022 71.72717271727173
November 2022 50.23724298676434
December 2022 34.26436879191782
January 2023 59.233232520903755
February 2023 87.50119812134572
March 2023 82.73128637367047
April 2023 50.23604269293924
May 2023 58.337541662458335
June 2023 51.67011528229383
July 2023 66.55032544099613
August 2023 74.38593310976162
September 2023 95.97053341617112
October 2023 67.87759637575861
November 2023 73.2538474547607
December 2023 87.17450118363206
January 2024 86.72199170124482
February 2024 90.15641097686617
March 2024 85.34721558888147
April 2024 70.3865859338612
May 2024 59.189580318379164
June 2024 57.58072871697462
July 2024 69.92258277054852
August 2024 65.85267893003454
September 2024 85.53915827281955
October 2024 69.99615827890895
November 2024 85.59711789054117
December 2024 91.61593588656855
January 2025 88.39520367936925
February 2025 76.14544829364738
March 2025 73.40985587296107
April 2025 84.60827168796234
May 2025 65.26555881394592
June 2025 62.431281455671694
July 2025 59.4783523752255
August 2025 68.1011535048802
September 2025 80.47186932849365
October 2025 61.374321880650996
November 2025 84.24791591156216
December 2025 73.68382406931492
January 2026 60.04030070526234
February 2026 86.10550125212053
March 2026 86.53577589747803