9 Sandstone St
Portola Valley, CA 94028
3 bd 2 ba 3,310 sqft Built 1984 Lot 22,328 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 | $893,648 | $2,234,125 | $3,127,773 | $35,835 |
| 2024 | $893,648 | $2,234,125 | $3,127,773 | $35,390 |
| 2023 | $858,948 | $2,147,372 | $3,006,320 | $34,828 |
| 2022 | $842,106 | $2,105,267 | $2,947,373 | $33,880 |
| 2021 | $825,595 | $2,063,988 | $2,889,583 | $33,428 |
| 2020 | $817,130 | $2,042,825 | $2,859,955 | $33,310 |
| 2019 | $801,108 | $2,002,770 | $2,803,878 | $32,921 |
| 2018 | $785,400 | $1,963,500 | $2,748,900 | $31,385 |
| 2017 | $1,080,939 | $1,080,939 | $2,161,878 | $25,108 |
| 2016 | $1,059,745 | $1,059,745 | $2,119,490 | $24,063 |
| 2015 | $1,043,827 | $1,043,827 | $2,087,654 | $23,846 |
| 2014 | $1,023,380 | $1,023,380 | $2,046,760 | $23,200 |
| 2013 | $1,018,755 | $1,018,755 | $2,037,510 | $22,855 |
| 2012 | $998,780 | $998,780 | $1,997,560 | $22,956 |
| 2011 | $979,197 | $979,197 | $1,958,394 | $22,502 |
| 2010 | $971,879 | $971,879 | $1,943,758 | $22,157 |
| 2009 | $974,188 | $974,188 | $1,948,376 | $21,878 |
| 2008 | $955,087 | $955,087 | $1,910,174 | $21,346 |
| 2007 | $936,360 | $936,360 | $1,872,720 | $20,784 |
Property facts
Year built
1984
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
3,310 sqft
Lot size
22,328 sqft
ZIP code
94028
City
Portola Valley
Street
Sandstone St
Coordinates
37.36416, -122.20927
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 9 Sandstone St last sell?
No public-record sale is on file for 9 Sandstone St.
What is the current tax assessment for 9 Sandstone St?
The most recent total assessment for 9 Sandstone St (year 2025) is $3,127,773 with $35,835 in property tax.
When was 9 Sandstone St built?
9 Sandstone St was built in 1984.
How does 9 Sandstone St compare to others on Sandstone St?
We track 4 other properties on Sandstone St. Browse the list under "Other properties on Sandstone St" to compare beds, baths, and sale history.
What are the property facts for 9 Sandstone St?
9 Sandstone St is a 3 bed, 2 bath, 3,310 sqft, 22,328 sqft lot single_family.
Is 9 Sandstone St a flip candidate?
No — 9 Sandstone St does not appear in our flips dataset.
Is 9 Sandstone St a tax-appeal candidate?
No — 9 Sandstone St 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 Sandstone St