Zip Code: 94403 (San Mateo, CA) - Trend of Active Listing Count of Houses (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the active listing count of houses in the 94403 Zip Code in February 2026 was 26. The month over month percentage change (MoM) was 0.3421%, and the year over year percentage change (YoY) was -0.0556%.

You can see similar for other California Zip Codes, and for California.

The chart below shows the trend of active listing count in the 94403 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 94403 - Trend of Active Listing Count of Houses
Zip Code: 94403 Trend of Active Listing Count of Houses
Items per page:
1 – 10 of 116
Month Active Listing Count MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 29
Sep 2016 35
Oct 2016 33
Nov 2016 24
Dec 2016 24
Jan 2017 15
Feb 2017 11
Mar 2017 12
Apr 2017 17
May 2017 20
Jun 2017 18
Jul 2017 20
Aug 2017 16 -0.2 -0.4483
Sep 2017 25 0.5313 -0.2899
Oct 2017 21 -0.1429 -0.3538
Nov 2017 14 -0.3333 -0.4167
Dec 2017 11 -0.25 -0.5532
Jan 2018 8 -0.2381 -0.4667
Feb 2018 13 0.5625 0.1905
Mar 2018 13 0.04 0.0833
Apr 2018 15 0.1538 -0.0909
May 2018 23 0.5 0.125
Jun 2018 23 0.0 0.25
Jul 2018 25 0.1111 0.25
Aug 2018 24 -0.04 0.5
Sep 2018 24 0.0 -0.0204
Oct 2018 35 0.4583 0.6667
Nov 2018 40 0.1429 1.8571
Dec 2018 41 0.025 2.9048
Jan 2019 32 -0.2195 3.0
Feb 2019 19 -0.4063 0.52
Mar 2019 20 0.0526 0.5385
Apr 2019 22 0.1 0.4667
May 2019 23 0.0455 0.0222
Jun 2019 35 0.5 0.5333
Jul 2019 39 0.1304 0.56
Aug 2019 32 -0.1923 0.3125
Sep 2019 26 -0.1746 0.0833
Oct 2019 32 0.2115 -0.1
Nov 2019 35 0.0952 -0.1375
Dec 2019 24 -0.3043 -0.4146
Jan 2020 15 -0.375 -0.5313
Feb 2020 11 -0.2667 -0.4211
Mar 2020 19 0.7273 -0.05
Apr 2020 21 0.0789 -0.0682
May 2020 22 0.0488 -0.0652
Jun 2020 22 0.0233 -0.3623
Jul 2020 31 0.3864 -0.2179
Aug 2020 34 0.1148 0.0794
Sep 2020 48 0.4118 0.8462
Oct 2020 47 -0.0208 0.4921
Nov 2020 51 0.0851 0.4783
Dec 2020 36 -0.2941 0.5
Jan 2021 20 -0.4583 0.3
Feb 2021 16 -0.1795 0.4545
Mar 2021 29 0.7813 0.5
Apr 2021 32 0.1228 0.561
May 2021 29 -0.1094 0.3256
Jun 2021 29 0.0175 0.3182
Jul 2021 33 0.1207 0.0656
Aug 2021 33 0.0154 -0.0294
Sep 2021 34 0.0152 -0.3021
Oct 2021 25 -0.2687 -0.4787
Nov 2021 38 0.551 -0.2549
Dec 2021 24 -0.3816 -0.3472
Jan 2022 19 -0.2128 -0.0513
Feb 2022 13 -0.2973 -0.1875
Mar 2022 22 0.6923 -0.2281
Apr 2022 22 -0.0227 -0.3281
May 2022 30 0.3953 0.0526
Jun 2022 46 0.5167 0.569
Jul 2022 46 0.011 0.4154
Aug 2022 49 0.0652 0.4848
Sep 2022 54 0.102 0.6119
Oct 2022 45 -0.1759 0.8163
Nov 2022 54 0.2135 0.4211
Dec 2022 54 -0.0093 1.2766
Jan 2023 31 -0.4206 0.6757
Feb 2023 25 -0.1935 0.9231
Mar 2023 24 -0.04 0.0909
Apr 2023 20 -0.1667 -0.0698
May 2023 21 0.05 -0.3
Jun 2023 25 0.1667 -0.4615
Jul 2023 22 -0.102 -0.5217
Aug 2023 17 -0.2273 -0.6531
Sep 2023 20 0.1765 -0.6296
Oct 2023 18 -0.1 -0.5955
Nov 2023 29 0.6111 -0.463
Dec 2023 25 -0.1379 -0.5327
Jan 2024 14 -0.44 -0.5484
Feb 2024 13 -0.0714 -0.48
Mar 2024 14 0.0385 -0.4375
Apr 2024 19 0.4074 -0.05
May 2024 25 0.3158 0.1905
Jun 2024 28 0.1 0.1224
Jul 2024 26 -0.0545 0.1818
Aug 2024 23 -0.1346 0.3235
Sep 2024 24 0.0667 0.2
Oct 2024 33 0.375 0.8333
Nov 2024 26 -0.2273 -0.1207
Dec 2024 22 -0.1373 -0.12
Jan 2025 13 -0.4318 -0.1071
Feb 2025 16 0.24 0.1923
Mar 2025 27 0.7419 1.0
Apr 2025 34 0.2593 0.7895
May 2025 45 0.3088 0.78
Jun 2025 44 -0.0112 0.6
Jul 2025 47 0.0568 0.7885
Aug 2025 38 -0.1935 0.6667
Sep 2025 42 0.12 0.75
Oct 2025 44 0.0357 0.3182
Nov 2025 40 -0.0805 0.5686
Dec 2025 30 -0.25 0.3636
Jan 2026 17 -0.45 0.32
Feb 2026 19 0.1515 0.2258
Mar 2026 26 0.3421 -0.0556