Castlerock Ct, Sunnyvale, CA Property Records

Santa Clara County property records for 10 addresses on Castlerock Ct, Sunnyvale, CA · Last verified August 2026

Castlerock Ct Highlights

Properties 10
Median Sale Price $862,000
Deeds and Mortgages on File 8
Median Price per Sqft $431
Owner Occupied 80%
Median Annual Tax Bill $10,992
Median Year Built 1969
Median Ownership Tenure 22 years

Properties on Castlerock Ct

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

528 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.118 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2242025 —Nov 2008 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

531 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,1162025 —Dec 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

532 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Jun 1994 $5,8612025 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

535 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,380,000Aug 2024 $27,8942025 Amount on Record Mar 2014 2 Names on Record Owner Occupied AssessorUpdated May 2026

536 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.116 acres

Last Sale Tax Bill Prior Sale Owner Records
$316,000Jun 1991 $6,6722025 —Feb 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

539 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.095 acres

Last Sale Tax Bill Prior Sale Owner Records
$665,000Nov 2004 $10,9922025 —Jul 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

540 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1652025 —May 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

543 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,4702025 —Jul 2008 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

544 Castlerock Ct

4 bd · 3 ba · 2,174 sqft · built 1969 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$908,000Apr 2004 $15,2262025 Amount on Record Apr 2000 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

547 Castlerock Ct

3 bd · 2 ba · 1,540 sqft · built 1969 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$862,000Jun 2010 $13,1522025 Amount on Record Apr 2008 2 Names on Record AssessorUpdated Oct 2025

Wildfire Risk on Castlerock Ct

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets