520 Portola Rd
Portola Valley, CA 94028
5 bd 4 ba 4,450 sqft Built 2008 Lot 43,460 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 | $2,050,000 | $3,650,000 | $5,700,000 | $63,769 |
| 2024 | $2,050,000 | $3,650,000 | $5,700,000 | $29,194 |
| 2023 | $1,785,410 | $666,436 | $2,451,846 | $28,724 |
| 2022 | $1,750,403 | $653,369 | $2,403,772 | $27,946 |
| 2021 | $1,716,082 | $640,558 | $2,356,640 | $27,573 |
| 2020 | $1,698,487 | $633,990 | $2,332,477 | $27,491 |
| 2019 | $1,665,185 | $621,559 | $2,286,744 | $27,165 |
| 2018 | $1,632,535 | $609,372 | $2,241,907 | $25,842 |
| 2017 | $1,600,526 | $597,424 | $2,197,950 | $25,500 |
| 2016 | $1,569,144 | $585,710 | $2,154,854 | $25,030 |
| 2015 | $1,545,575 | $576,913 | $2,122,488 | $24,809 |
| 2014 | $1,515,300 | $565,613 | $2,080,913 | $24,154 |
| 2013 | $1,508,452 | $563,057 | $2,071,509 | $23,804 |
| 2012 | $1,478,876 | $552,017 | $2,030,893 | $23,319 |
| 2011 | $1,449,879 | $541,194 | $1,991,073 | $22,859 |
| 2010 | $1,439,044 | $537,150 | $1,976,194 | $22,508 |
| 2009 | $1,442,463 | $538,427 | $1,980,890 | $22,306 |
| 2008 | $717,709 | $527,870 | $1,245,579 | $14,215 |
| 2007 | $60,000 | $517,520 | $577,520 | $6,909 |
Property facts
Year built
2008
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
4,450 sqft
Lot size
43,460 sqft
ZIP code
94028
City
Portola Valley
Street
Portola Rd
Coordinates
37.37584, -122.22151
Comparable properties nearby
Frequently asked questions
When did 520 Portola Rd last sell?
No public-record sale is on file for 520 Portola Rd.
What is the current tax assessment for 520 Portola Rd?
The most recent total assessment for 520 Portola Rd (year 2025) is $5,700,000 with $63,769 in property tax.
When was 520 Portola Rd built?
520 Portola Rd was built in 2008.
How does 520 Portola Rd compare to others on Portola Rd?
We track 8 other properties on Portola Rd. Browse the list under "Other properties on Portola Rd" to compare beds, baths, and sale history.
What are the property facts for 520 Portola Rd?
520 Portola Rd is a 5 bed, 4 bath, 4,450 sqft, 43,460 sqft lot single_family.
Is 520 Portola Rd a flip candidate?
No — 520 Portola Rd does not appear in our flips dataset.
Is 520 Portola Rd a tax-appeal candidate?
No — 520 Portola Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.6%
Implied 1-yr
-6.2%
2026 Q2
$4.26M
2026 Q3
$4.19M
ZIP 94028 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Portola Rd