606 Portsmouth Ln
Foster City, CA 94404
4 bd 4 ba 3,150 sqft Built 1977 Lot 6,600 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 | $1,353,040 | $1,731,890 | $3,084,930 | $35,862 |
| 2024 | $1,353,040 | $1,731,890 | $3,084,930 | $35,353 |
| 2023 | $960,000 | $1,400,000 | $2,360,000 | $27,660 |
| 2022 | $1,100,000 | $1,400,000 | $2,500,000 | $29,474 |
| 2021 | $1,000,213 | $879,775 | $1,879,988 | $22,433 |
| 2020 | $989,958 | $870,754 | $1,860,712 | $21,816 |
| 2019 | $970,548 | $853,681 | $1,824,229 | $20,664 |
| 2018 | $951,519 | $836,943 | $1,788,462 | $20,007 |
| 2017 | $932,863 | $820,533 | $1,753,396 | $19,786 |
| 2016 | $914,573 | $804,445 | $1,719,018 | $19,591 |
| 2015 | $900,836 | $792,362 | $1,693,198 | $19,140 |
| 2014 | $883,191 | $776,841 | $1,660,032 | $18,655 |
| 2013 | $879,201 | $773,331 | $1,652,532 | $18,461 |
| 2012 | $745,000 | $655,000 | $1,400,000 | $15,605 |
| 2011 | $676,000 | $594,000 | $1,270,000 | $14,198 |
| 2010 | $690,000 | $690,000 | $1,380,000 | $15,296 |
| 2009 | $725,000 | $725,000 | $1,450,000 | $15,881 |
| 2008 | $415,382 | $415,382 | $830,764 | $9,061 |
| 2007 | $407,238 | $407,238 | $814,476 | $8,779 |
Property facts
Year built
1977
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
3,150 sqft
Lot size
6,600 sqft
ZIP code
94404
City
Foster City
Street
Portsmouth Ln
Coordinates
37.54283, -122.26753
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 606 Portsmouth Ln last sell?
No public-record sale is on file for 606 Portsmouth Ln.
What is the current tax assessment for 606 Portsmouth Ln?
The most recent total assessment for 606 Portsmouth Ln (year 2025) is $3,084,930 with $35,862 in property tax.
When was 606 Portsmouth Ln built?
606 Portsmouth Ln was built in 1977.
How does 606 Portsmouth Ln compare to others on Portsmouth Ln?
We track 3 other properties on Portsmouth Ln. Browse the list under "Other properties on Portsmouth Ln" to compare beds, baths, and sale history.
What are the property facts for 606 Portsmouth Ln?
606 Portsmouth Ln is a 4 bed, 4 bath, 3,150 sqft, 6,600 sqft lot single_family.
Is 606 Portsmouth Ln a flip candidate?
No — 606 Portsmouth Ln does not appear in our flips dataset.
Is 606 Portsmouth Ln a tax-appeal candidate?
No — 606 Portsmouth 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
-4.3%
Implied 1-yr
-17.2%
2026 Q3
$1.1M
2026 Q4
$1.1M
ZIP 94404 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Portsmouth Ln