4320 Shamrock Way
Castro Valley, CA 94546
3 bd 3 ba 1,810 sqft Built 1959 Lot 6,250 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 | $851,088 | $364,752 | $1,215,840 | $15,216 |
| 2024 | $851,088 | $364,752 | $1,215,840 | $14,889 |
| 2023 | $72,169 | $35,113 | $107,282 | $1,985 |
| 2022 | $70,754 | $34,424 | $105,178 | $1,927 |
| 2021 | $69,367 | $33,749 | $103,116 | $1,870 |
| 2020 | $68,656 | $33,403 | $102,059 | $1,824 |
| 2019 | $67,310 | $32,749 | $100,059 | $1,843 |
| 2018 | $65,990 | $32,106 | $98,096 | $1,788 |
| 2017 | $64,696 | $31,477 | $96,173 | $1,737 |
| 2016 | $63,428 | $30,860 | $94,288 | $1,652 |
| 2015 | $62,475 | $30,396 | $92,871 | $1,544 |
| 2014 | $61,252 | $29,801 | $91,053 | $1,497 |
| 2013 | $60,975 | $29,666 | $90,641 | $1,462 |
| 2012 | $59,779 | $29,085 | $88,864 | $1,421 |
| 2010 | $58,607 | $28,514 | $87,121 | $1,385 |
| 2009 | $58,170 | $28,301 | $86,471 | $1,379 |
| 2008 | $57,165 | $27,812 | $84,977 | $1,296 |
| 2007 | $56,044 | $27,267 | $83,311 | $1,259 |
Property facts
Year built
1959
Property type
single_family
Stories
1
Beds
3
Baths
3
Living area
1,810 sqft
Lot size
6,250 sqft
ZIP code
94546
City
Castro Valley
Street
Shamrock Way
Coordinates
37.70056, -122.06343
Comparable properties nearby
Frequently asked questions
When did 4320 Shamrock Way last sell?
No public-record sale is on file for 4320 Shamrock Way.
What is the current tax assessment for 4320 Shamrock Way?
The most recent total assessment for 4320 Shamrock Way (year 2025) is $1,215,840 with $15,216 in property tax.
When was 4320 Shamrock Way built?
4320 Shamrock Way was built in 1959.
How does 4320 Shamrock Way compare to others on Shamrock Way?
We track 2 other properties on Shamrock Way. Browse the list under "Other properties on Shamrock Way" to compare beds, baths, and sale history.
What are the property facts for 4320 Shamrock Way?
4320 Shamrock Way is a 3 bed, 3 bath, 1,810 sqft, 6,250 sqft lot single_family.
Is 4320 Shamrock Way a flip candidate?
No — 4320 Shamrock Way does not appear in our flips dataset.
Is 4320 Shamrock Way a tax-appeal candidate?
No — 4320 Shamrock 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
-2.1%
Implied 1-yr
-8.4%
2026 Q3
$875.4K
2026 Q4
$875.4K
ZIP 94546 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Shamrock Way