320 Dolphin Isle
Foster City, CA 94404
4 bd 3 ba 2,180 sqft Built 1973 Lot 7,686 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 | $835,636 | $1,580,350 | $2,415,986 | $28,118 |
| 2024 | $835,636 | $1,580,350 | $2,415,986 | $27,717 |
| 2023 | $803,188 | $1,518,984 | $2,322,172 | $27,144 |
| 2022 | $787,440 | $1,489,200 | $2,276,640 | $26,802 |
| 2021 | $772,000 | $1,460,000 | $2,232,000 | $26,548 |
| 2020 | $353,289 | $353,289 | $706,578 | $8,481 |
| 2019 | $346,362 | $346,362 | $692,724 | $8,040 |
| 2018 | $339,571 | $339,571 | $679,142 | $7,602 |
| 2017 | $332,913 | $332,913 | $665,826 | $7,516 |
| 2016 | $326,386 | $326,386 | $652,772 | $7,562 |
| 2015 | $321,484 | $321,484 | $642,968 | $7,385 |
| 2014 | $315,187 | $315,187 | $630,374 | $7,197 |
| 2013 | $313,763 | $313,763 | $627,526 | $7,140 |
| 2012 | $307,611 | $307,611 | $615,222 | $6,964 |
| 2011 | $301,580 | $301,580 | $603,160 | $6,834 |
| 2010 | $299,327 | $299,327 | $598,654 | $6,737 |
| 2009 | $300,039 | $300,039 | $600,078 | $6,603 |
| 2008 | $294,156 | $294,156 | $588,312 | $6,447 |
| 2007 | $288,389 | $288,389 | $576,778 | $6,246 |
Property facts
Year built
1973
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
2,180 sqft
Lot size
7,686 sqft
ZIP code
94404
City
Foster City
Street
Dolphin Isle
Coordinates
37.55997, -122.25489
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 320 Dolphin Isle last sell?
No public-record sale is on file for 320 Dolphin Isle.
What is the current tax assessment for 320 Dolphin Isle?
The most recent total assessment for 320 Dolphin Isle (year 2025) is $2,415,986 with $28,118 in property tax.
When was 320 Dolphin Isle built?
320 Dolphin Isle was built in 1973.
How does 320 Dolphin Isle compare to others on Dolphin Isle?
We track 5 other properties on Dolphin Isle. Browse the list under "Other properties on Dolphin Isle" to compare beds, baths, and sale history.
What are the property facts for 320 Dolphin Isle?
320 Dolphin Isle is a 4 bed, 3 bath, 2,180 sqft, 7,686 sqft lot single_family.
Is 320 Dolphin Isle a flip candidate?
No — 320 Dolphin Isle does not appear in our flips dataset.
Is 320 Dolphin Isle a tax-appeal candidate?
No — 320 Dolphin Isle 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 Dolphin Isle