Zip Code: 91737 (Rancho Cucamonga, 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 91737 Zip Code in February 2026 was 88.466.

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 91737 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: 91737 - Market Hotness: Trend of Supply Score
Zip Code: 91737 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 85.83567635114026
October 2017 76.61877215898488
November 2017 88.61111111111111
December 2017 93.2898896703013
January 2018 91.79867655905353
February 2018 95.58966523128211
March 2018 91.84031431979233
April 2018 95.72685088995084
May 2018 94.97816593886463
June 2018 93.1463139001529
July 2018 95.02808807386842
August 2018 90.63617782319878
September 2018 83.94623383210754
October 2018 71.05957767722474
November 2018 70.73078139829167
December 2018 79.25983037779491
January 2019 71.15650741350906
February 2019 72.42634434448183
March 2019 68.3893314859716
April 2019 76.76906198573779
May 2019 80.6956163819716
June 2019 73.83849929402272
July 2019 75.32271803944695
August 2019 56.193078324225866
September 2019 53.56152904015986
October 2019 47.592305706170926
November 2019 51.054550188777505
December 2019 57.87550654354614
January 2020 59.034463513324965
February 2020 69.73126916897911
March 2020 52.51930856932696
April 2020 33.91717381623868
May 2020 73.83547327560466
June 2020 63.74971832043867
July 2020 50.042533446755854
August 2020 58.933121019108285
September 2020 74.42334338576902
October 2020 60.22975012577562
November 2020 47.88566624632198
December 2020 59.69846587903368
January 2021 26.145272504014354
February 2021 22.992888797279193
March 2021 56.07615139078887
April 2021 73.22467986030267
May 2021 86.27020785219399
June 2021 23.89477131317542
July 2021 30.43302715251842
August 2021 57.83788860711938
September 2021 84.67000455166136
October 2021 93.24738550306527
November 2021 87.17248908296943
December 2021 84.61463223787167
April 2022 88.18816231584388
May 2022 29.646535580524347
June 2022 65.14587212911235
July 2022 35.44503102713717
August 2022 32.025976245407165
September 2022 41.176966528960456
October 2022 43.37818397224338
November 2022 27.012403229834348
December 2022 31.95517446302742
January 2023 49.43070628002135
February 2023 80.34122495926388
March 2023 55.29801324503312
April 2023 87.18185550082102
May 2023 58.337541662458335
June 2023 35.905015272440636
July 2023 20.34713706254127
August 2023 42.635729176108036
September 2023 33.034525605751305
October 2023 24.73715702196769
May 2024 94.8082489146165
June 2024 77.79312726644794
July 2024 47.603360237193215
August 2024 53.89991163948912
September 2024 64.87858202545483
October 2024 73.00038417210911
November 2024 59.61214165261383
December 2024 49.69561531941127
January 2025 90.32522996057818
February 2025 81.44932519556434
March 2025 63.97687063087943
April 2025 84.60827168796234
May 2025 64.1169762137504
June 2025 82.04413472706156
July 2025 64.11605532170775
August 2025 54.02247855664005
September 2025 52.3557168784029
October 2025 49.497287522603976
November 2025 25.291772381297573
December 2025 91.6954255084808
January 2026 82.53119429590018
February 2026 78.39890136521528
March 2026 88.46627782797995