Zip Code: 94401 (San Mateo, 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 94401 Zip Code in February 2026 was 99.86.

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 94401 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: 94401 - Market Hotness: Trend of Supply Score
Zip Code: 94401 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 96.82599187753826
October 2017 99.28469241773963
November 2017 98.33964646464646
December 2017 96.21265888121813
January 2018 93.3961633580643
February 2018 96.41616891234894
March 2018 98.03550129797236
April 2018 88.55876445737239
May 2018 84.9686135371179
June 2018 92.15581998271621
July 2018 91.86414412087557
August 2018 88.1578947368421
September 2018 69.1795587116409
October 2018 71.05957767722474
November 2018 94.81176842771275
December 2018 98.14957594448728
January 2019 96.11202635914333
February 2019 98.55092370029531
March 2019 96.81330100450295
April 2019 91.80608886450905
May 2019 90.75255539548604
June 2019 93.97566059302092
July 2019 97.28065002293428
August 2019 76.29456154046318
September 2019 98.29175530200477
October 2019 98.90911438161632
November 2019 97.38315323525583
December 2019 81.73785956287783
March 2020 92.57815373299006
April 2020 92.11815348077779
May 2020 74.61182442520156
June 2020 73.9052054382934
July 2020 91.81037816100843
August 2020 92.18949044585986
September 2020 78.09927459450648
October 2020 47.87858460506457
November 2020 84.07734342160572
December 2020 58.24369599717863
January 2021 54.699159346368184
February 2021 56.13727713078429
March 2021 47.093023255813954
April 2021 64.47031431897555
May 2021 44.942263279445726
June 2021 17.705490666957754
July 2021 9.750681336428787
August 2021 67.97219874142951
September 2021 57.3145197997269
October 2021 39.379733141002525
November 2021 47.11608442503639
December 2021 22.51564945226917
January 2022 11.207750743146537
February 2022 37.38329391261048
March 2022 26.391118245050833
April 2022 26.16955285603515
May 2022 34.91338951310862
June 2022 25.656941858059177
July 2022 46.80003704732796
August 2022 37.49465948901991
September 2022 44.7011213219796
October 2022 20.74976728442075
November 2022 14.9421460084908
December 2022 16.835045419814925
January 2023 9.79363102650774
February 2023 10.188823924087032
March 2023 18.16174994982942
April 2023 20.874384236453203
May 2023 11.564488435511565
June 2023 10.47393831904621
July 2023 53.966606923875105
August 2023 38.01323302818817
September 2023 79.32013845744208
October 2023 44.31147961364219
November 2023 60.798241163537966
December 2023 40.9367602299628
January 2024 11.379888761366647
February 2024 6.958883581530392
March 2024 79.7688413411023
April 2024 82.54308337214718
May 2024 58.23986975397975
June 2024 39.89811776895182
July 2024 67.04002635480151
August 2024 54.574664631697324
September 2024 64.87858202545483
October 2024 83.38071456012294
November 2024 77.86294649701058
December 2024 59.605455806426754
January 2025 43.97996057818659
February 2025 58.16212498925471
March 2025 62.9498575990334
April 2025 84.60827168796234
May 2025 57.233626588465306
June 2025 57.282229965156795
July 2025 55.53968731208659
August 2025 42.028985507246375
September 2025 49.08892921960072
October 2025 55.20433996383364
November 2025 75.31714389271475
December 2025 71.32682282105881
January 2026 56.29698519724096
March 2026 99.8603466688573