823 31st Ave
San Mateo, CA 94403
7 bd 4 ba 2,600 sqft Built 1951 Lot 8,116 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $771,610 | $1,298,917 | $2,070,527 | $25,190 |
| 2024 | $771,610 | $1,298,917 | $2,070,527 | $24,774 |
| 2023 | $741,649 | $1,248,480 | $1,990,129 | $24,115 |
| 2022 | $727,107 | $1,224,000 | $1,951,107 | $23,834 |
| 2021 | $712,850 | $1,200,000 | $1,912,850 | $23,183 |
| 2020 | $268,453 | $678,190 | $946,643 | $12,384 |
| 2019 | $263,190 | $664,893 | $928,083 | $12,488 |
| 2018 | $257,058 | $178,510 | $435,568 | $6,403 |
| 2017 | $252,018 | $175,010 | $427,028 | $7,018 |
| 2016 | $247,077 | $171,579 | $418,656 | $7,114 |
| 2015 | $243,366 | $169,002 | $412,368 | $7,304 |
| 2014 | $238,599 | $165,692 | $404,291 | $6,825 |
| 2013 | $237,521 | $164,944 | $402,465 | $6,307 |
| 2012 | $232,864 | $161,710 | $394,574 | $6,240 |
| 2011 | $228,299 | $158,540 | $386,839 | $7,018 |
| 2010 | $226,593 | $157,356 | $383,949 | $7,295 |
| 2009 | $227,132 | $157,730 | $384,862 | $5,813 |
| 2008 | $222,679 | $154,638 | $377,317 | $4,994 |
| 2007 | $218,313 | $151,606 | $369,919 | $4,938 |
Property facts
Year built
1951
Property type
single_family
Stories
—
Beds
7
Baths
4
Living area
2,600 sqft
Lot size
8,116 sqft
ZIP code
94403
City
San Mateo
Street
31st Ave
Coordinates
37.53175, -122.31868
Comparable properties nearby
Frequently asked questions
When did 823 31st Ave last sell?
No public-record sale is on file for 823 31st Ave.
What is the current tax assessment for 823 31st Ave?
The most recent total assessment for 823 31st Ave (year 2025) is $2,070,527 with $25,190 in property tax.
When was 823 31st Ave built?
823 31st Ave was built in 1951.
How does 823 31st Ave compare to others on 31st Ave?
We track 8 other properties on 31st Ave. Browse the list under "Other properties on 31st Ave" to compare beds, baths, and sale history.
What are the property facts for 823 31st Ave?
823 31st Ave is a 7 bed, 4 bath, 2,600 sqft, 8,116 sqft lot single_family.
Is 823 31st Ave a flip candidate?
No — 823 31st Ave does not appear in our flips dataset.
Is 823 31st Ave a tax-appeal candidate?
No — 823 31st Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.9%
Implied 1-yr
+7.7%
2026 Q3
$2.08M
2026 Q4
$2.11M
ZIP 94403 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 31st Ave