Zip Code: 91765 (Diamond Bar, CA) - 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 91765 Zip Code in February 2026 was 47.355.

You can see similar for other California Zip Codes.

The chart and table below shows the trend of the market hotness: hotness score for the 91765 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: 91765 - Market Hotness: Trend of Hotness Score
Zip Code: 91765 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 51.424554826616685
October 2017 58.278907756422214
November 2017 60.28409090909091
December 2017 54.30995548099877
January 2018 55.22358131140967
February 2018 57.01139047089873
March 2018 58.32105521644566
April 2018 53.054228132142114
May 2018 55.13100436681223
June 2018 49.74406700791066
July 2018 44.430812939885065
August 2018 48.84070005109862
September 2018 46.42087243215826
October 2018 48.41628959276019
November 2018 39.82284087314141
December 2018 35.264070932922124
January 2019 35.10708401976936
February 2019 47.974040244488705
March 2019 47.84897817803949
April 2019 43.67800329127812
May 2019 33.45338547026137
June 2019 31.79587171384388
July 2019 35.28929952165651
August 2019 32.79989591465001
September 2019 32.392187197834076
October 2019 32.52646527239865
November 2019 33.10115870329384
December 2019 38.640138178436196
January 2020 42.81428770754849
February 2020 38.104279246385275
March 2020 41.41228392791467
April 2020 48.934985898768
May 2020 38.51896088384592
June 2020 27.980169758882298
July 2020 31.691284510092025
August 2020 35.947452229299365
September 2020 48.24354063085826
October 2020 42.327687405668286
November 2020 44.2875157629256
December 2020 34.08129077764063
January 2021 27.514876735619158
February 2021 22.462125115943522
March 2021 23.284313725490197
April 2021 41.39697322467986
May 2021 31.224018475750576
June 2021 37.41949568824364
July 2021 18.35570808519229
August 2021 35.39494693340848
September 2021 28.939462903959946
October 2021 24.07140281283808
November 2021 33.98380640465793
December 2021 31.142410015649453
January 2022 46.807222283386544
February 2022 51.87974604755384
March 2022 41.07142857142857
April 2022 33.55518221762729
May 2022 31.255852059925093
June 2022 31.140078626112146
July 2022 29.76289710104659
August 2022 43.82636930701529
September 2022 37.7033976899081
October 2022 47.410510281797414
November 2022 36.073420461167075
December 2022 26.70430427031157
January 2023 33.045721401885785
February 2023 35.49314674590242
March 2023 39.88059401966687
April 2023 40.79946633825944
May 2023 30.244419755580246
June 2023 30.643413144152134
July 2023 34.954249599094425
August 2023 46.709870388833494
September 2023 32.4531818585249
October 2023 45.1748012650654
November 2023 49.26010485371216
December 2023 36.18109570510653
January 2024 35.33592301580295
February 2024 47.00758640067434
March 2024 58.57292960168115
April 2024 42.24499301350722
May 2024 36.35582489146165
June 2024 34.178034881713
July 2024 36.00724757041674
August 2024 43.493453289420835
September 2024 45.151089248067464
October 2024 40.752977333845564
November 2024 45.3357350912157
December 2024 34.025583725052016
January 2025 27.517247043363994
February 2025 46.05003008682198
March 2025 42.30171744196082
April 2025 41.28278412911903
May 2025 29.231834473769958
June 2025 28.32752613240418
July 2025 28.307276007215876
August 2025 38.757024548950014
September 2025 37.00181488203266
October 2025 30.50271247739602
November 2025 32.35592606016672
December 2025 46.31030178427197
January 2026 38.382546694567154
February 2026 53.90984732207771
March 2026 47.35480161012076