15 Antonio Ct
Portola Valley, CA 94028
5 bd 5 ba 5,175 sqft Built 1979 Lot 43,704 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 | $1,407,161 | $4,329,728 | $5,736,889 | $64,170 |
| 2024 | $1,407,161 | $4,329,728 | $5,736,889 | $63,413 |
| 2023 | $1,352,520 | $4,161,600 | $5,514,120 | $62,437 |
| 2022 | $1,326,000 | $4,080,000 | $5,406,000 | $60,718 |
| 2021 | $1,300,000 | $4,000,000 | $5,300,000 | $59,989 |
| 2020 | $821,836 | $427,198 | $1,249,034 | $15,538 |
| 2019 | $805,722 | $418,822 | $1,224,544 | $15,342 |
| 2018 | $789,924 | $410,610 | $1,200,534 | $14,610 |
| 2017 | $774,436 | $402,559 | $1,176,995 | $14,402 |
| 2016 | $759,251 | $394,666 | $1,153,917 | $14,125 |
| 2015 | $747,847 | $388,738 | $1,136,585 | $13,980 |
| 2014 | $733,198 | $381,124 | $1,114,322 | $13,592 |
| 2013 | $729,885 | $379,402 | $1,109,287 | $13,387 |
| 2012 | $715,574 | $371,963 | $1,087,537 | $13,038 |
| 2011 | $701,544 | $364,670 | $1,066,214 | $12,763 |
| 2010 | $696,301 | $361,945 | $1,058,246 | $12,633 |
| 2009 | $697,956 | $362,805 | $1,060,761 | $12,348 |
| 2008 | $684,271 | $355,692 | $1,039,963 | $11,986 |
| 2007 | $670,854 | $348,718 | $1,019,572 | $11,670 |
Property facts
Year built
1979
Property type
single_family
Stories
2
Beds
5
Baths
5
Living area
5,175 sqft
Lot size
43,704 sqft
ZIP code
94028
City
Portola Valley
Street
Antonio Ct
Coordinates
37.37893, -122.20756
Comparable properties nearby
Frequently asked questions
When did 15 Antonio Ct last sell?
No public-record sale is on file for 15 Antonio Ct.
What is the current tax assessment for 15 Antonio Ct?
The most recent total assessment for 15 Antonio Ct (year 2025) is $5,736,889 with $64,170 in property tax.
When was 15 Antonio Ct built?
15 Antonio Ct was built in 1979.
How does 15 Antonio Ct compare to others on Antonio Ct?
We do not currently track other properties on Antonio Ct.
What are the property facts for 15 Antonio Ct?
15 Antonio Ct is a 5 bed, 5 bath, 5,175 sqft, 43,704 sqft lot single_family.
Is 15 Antonio Ct a flip candidate?
No — 15 Antonio Ct does not appear in our flips dataset.
Is 15 Antonio Ct a tax-appeal candidate?
No — 15 Antonio Ct 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
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Geography