505 Walnut Ave
South San Francisco, CA 94080
4 bd 2 ba 1,390 sqft Built 1919 Lot 5,001 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 | $382,297 | $695,186 | $1,077,483 | $12,442 |
| 2024 | $382,297 | $695,186 | $1,077,483 | $12,376 |
| 2023 | $371,437 | $668,192 | $1,039,629 | $12,220 |
| 2022 | $366,166 | $655,091 | $1,021,257 | $11,538 |
| 2021 | $258,399 | $642,247 | $900,646 | $10,327 |
| 2020 | $255,750 | $635,662 | $891,412 | $10,201 |
| 2019 | $250,736 | $623,199 | $873,935 | $10,090 |
| 2018 | $245,820 | $610,980 | $856,800 | $9,775 |
| 2017 | $241,000 | $599,000 | $840,000 | $9,614 |
| 2016 | $55,707 | $18,625 | $74,332 | $1,417 |
| 2015 | $54,871 | $18,346 | $73,217 | $1,391 |
| 2014 | $53,797 | $17,987 | $71,784 | $1,353 |
| 2013 | $53,554 | $17,906 | $71,460 | $1,350 |
| 2012 | $52,504 | $17,555 | $70,059 | $1,335 |
| 2011 | $51,475 | $17,211 | $68,686 | $1,314 |
| 2010 | $51,091 | $17,083 | $68,174 | $1,281 |
| 2009 | $51,213 | $17,124 | $68,337 | $1,201 |
| 2008 | $50,209 | $16,789 | $66,998 | $1,107 |
| 2007 | $49,225 | $16,460 | $65,685 | $1,063 |
Property facts
Year built
1919
Property type
single_family
Stories
—
Beds
4
Baths
2
Living area
1,390 sqft
Lot size
5,001 sqft
ZIP code
94080
City
South San Francisco
Street
Walnut Ave
Coordinates
37.65824, -122.41371
Comparable properties nearby
Frequently asked questions
When did 505 Walnut Ave last sell?
No public-record sale is on file for 505 Walnut Ave.
What is the current tax assessment for 505 Walnut Ave?
The most recent total assessment for 505 Walnut Ave (year 2025) is $1,077,483 with $12,442 in property tax.
When was 505 Walnut Ave built?
505 Walnut Ave was built in 1919.
How does 505 Walnut Ave compare to others on Walnut Ave?
We track 5 other properties on Walnut Ave. Browse the list under "Other properties on Walnut Ave" to compare beds, baths, and sale history.
What are the property facts for 505 Walnut Ave?
505 Walnut Ave is a 4 bed, 2 bath, 1,390 sqft, 5,001 sqft lot single_family.
Is 505 Walnut Ave a flip candidate?
No — 505 Walnut Ave does not appear in our flips dataset.
Is 505 Walnut Ave a tax-appeal candidate?
No — 505 Walnut 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
-0.7%
Implied 1-yr
-2.8%
2026 Q3
$1.31M
2026 Q4
$1.3M
ZIP 94080 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Walnut Ave