16 John Martens Ln
Portola Valley, CA 94028
4 bd 3 ba 5,802 sqft Built 1981 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 | $1,214,042 | $410,806 | $1,624,848 | $20,450 |
| 2024 | $1,214,042 | $410,806 | $1,624,848 | $19,617 |
| 2023 | $1,166,900 | $394,854 | $1,561,754 | $19,319 |
| 2022 | $1,144,020 | $387,112 | $1,531,132 | $19,090 |
| 2021 | $1,121,589 | $379,522 | $1,501,111 | $18,696 |
| 2020 | $1,110,089 | $375,631 | $1,485,720 | $18,311 |
| 2019 | $1,088,323 | $368,266 | $1,456,589 | $18,092 |
| 2018 | $1,066,984 | $361,046 | $1,428,030 | $17,599 |
| 2017 | $1,046,063 | $353,967 | $1,400,030 | $17,279 |
| 2016 | $1,025,552 | $347,027 | $1,372,579 | $16,807 |
| 2015 | $1,010,148 | $341,815 | $1,351,963 | $15,857 |
| 2014 | $990,361 | $335,120 | $1,325,481 | $16,227 |
| 2013 | $985,886 | $333,606 | $1,319,492 | $16,177 |
| 2012 | $966,555 | $327,065 | $1,293,620 | $15,939 |
| 2010 | $947,603 | $320,652 | $1,268,255 | $14,372 |
| 2009 | $940,521 | $318,256 | $1,258,777 | $14,928 |
| 2008 | $924,271 | $312,758 | $1,237,029 | $14,185 |
| 2007 | $906,149 | $306,626 | $1,212,775 | $13,957 |
Property facts
Year built
1981
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
5,802 sqft
Lot size
—
ZIP code
94028
City
Portola Valley
Street
John Martens Ln
Coordinates
37.38133, -122.18935
Comparable properties nearby
Frequently asked questions
When did 16 John Martens Ln last sell?
No public-record sale is on file for 16 John Martens Ln.
What is the current tax assessment for 16 John Martens Ln?
The most recent total assessment for 16 John Martens Ln (year 2025) is $1,624,848 with $20,450 in property tax.
When was 16 John Martens Ln built?
16 John Martens Ln was built in 1981.
How does 16 John Martens Ln compare to others on John Martens Ln?
We do not currently track other properties on John Martens Ln.
What are the property facts for 16 John Martens Ln?
16 John Martens Ln is a 4 bed, 3 bath, 5,802 sqft single_family.
Is 16 John Martens Ln a flip candidate?
No — 16 John Martens Ln does not appear in our flips dataset.
Is 16 John Martens Ln a tax-appeal candidate?
No — 16 John Martens Ln 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