251 Castanya Way
Portola Valley, CA 94028
3 bd 2 ba 1,500 sqft Built 1953 Lot 9,600 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 | $337,463 | $2,759,140 | $3,096,603 | $35,644 |
| 2024 | $337,463 | $2,759,140 | $3,096,603 | $35,179 |
| 2023 | $324,360 | $2,652,000 | $2,976,360 | $34,600 |
| 2022 | $318,000 | $2,600,000 | $2,918,000 | $33,662 |
| 2021 | $96,010 | $56,828 | $152,838 | $3,282 |
| 2020 | $95,026 | $56,246 | $151,272 | $3,214 |
| 2019 | $93,163 | $55,144 | $148,307 | $3,221 |
| 2018 | $91,337 | $54,063 | $145,400 | $3,009 |
| 2017 | $89,547 | $53,003 | $142,550 | $2,902 |
| 2016 | $87,792 | $51,964 | $139,756 | $2,838 |
| 2015 | $86,474 | $51,184 | $137,658 | $2,752 |
| 2014 | $84,781 | $50,182 | $134,963 | $2,661 |
| 2013 | $84,398 | $49,956 | $134,354 | $2,568 |
| 2012 | $82,744 | $48,977 | $131,721 | $2,478 |
| 2011 | $81,122 | $48,017 | $129,139 | $2,389 |
| 2010 | $80,516 | $47,659 | $128,175 | $2,331 |
| 2009 | $80,708 | $47,773 | $128,481 | $2,203 |
| 2008 | $79,126 | $46,837 | $125,963 | $2,014 |
| 2007 | $77,575 | $45,919 | $123,494 | $1,961 |
Property facts
Year built
1953
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,500 sqft
Lot size
9,600 sqft
ZIP code
94028
City
Portola Valley
Street
Castanya Way
Coordinates
37.39799, -122.19448
Comparable properties nearby
Frequently asked questions
When did 251 Castanya Way last sell?
No public-record sale is on file for 251 Castanya Way.
What is the current tax assessment for 251 Castanya Way?
The most recent total assessment for 251 Castanya Way (year 2025) is $3,096,603 with $35,644 in property tax.
When was 251 Castanya Way built?
251 Castanya Way was built in 1953.
How does 251 Castanya Way compare to others on Castanya Way?
We track 5 other properties on Castanya Way. Browse the list under "Other properties on Castanya Way" to compare beds, baths, and sale history.
What are the property facts for 251 Castanya Way?
251 Castanya Way is a 3 bed, 2 bath, 1,500 sqft, 9,600 sqft lot single_family.
Is 251 Castanya Way a flip candidate?
No — 251 Castanya Way does not appear in our flips dataset.
Is 251 Castanya Way a tax-appeal candidate?
No — 251 Castanya Way 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 Castanya Way