Santa Clara County  »  505 S Castlerock Trl

505 South Castlerock Trl, Sunnyvale, CA 94087 - Property report

Also known as: 505 S Castlerock Trl

Property image for 505 South Castlerock Trl, Sunnyvale, CA 94087
static Mapbox map

Property type

Condominium, Townhouse (06)

Acreage

0.04

Sale price

$500,000

General Information

Address
Primary address
505 S Castlerock Trl
Sunnyvale, CA 94087
Zip code
94087
County
Santa Clara
Municipality
Sunnyvale
Parcel ID
323-11-024
Tract
4891

Owner

Find out who owns 505 South Castlerock Trl, Sunnyvale, CA 94087. Uncover corporate and individual owners with a free account.

Sales
Sale date
10/26/2012
Sale price
$500,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$7,162
Current property tax
$7,080
Building
Property type
Condominium, Townhouse
Lot
Acreage
0.04
Zoning & use
Zoning
Low Medium Density Residential (R2)

Area overview

Walk score
56 /100.  Somewhat Walkable
Transit score
34 /100.  Some Transit
Bike score
73 /100.  Very Bikeable
School district
09009
Ownership

Ownership information for 505 South Castlerock Trl, Sunnyvale, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 505 South Castlerock Trl, Sunnyvale, CA 94087

Sale date Sale price Buyer name Seller name
10/26/2012 $500,000 XXX, XXXXX X XXXXX, XXXXX X
06/13/1997 $225,000 XXXXX, XXXXX X XXXX XXXXX

*Most recent sales on record for this property.

More about Santa Clara County property records.

Title documents

Date Type Amount Party 1 Party 2
11/13/2023 Grant Deed XXX, XXXXX X XXX, XXXXX X XXXXXXX
03/07/2014 Deed of Trust/Mortgage/Securit XXX, XXXXX XXXX XX XXXXXXX, X.X.
02/06/2013 Deed of Trust/Mortgage/Securit XXX, XXXXX X XXXXX XXXXX XX
10/26/2012 Grant Deed XXXXX, XXXXX X XXX, XXXXX X
06/13/1997 Deed XXXX XXXXX XXXXX, XXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 505 South Castlerock Trl, Sunnyvale, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Base tax
$7,162
Current property tax
$7,080
Recent tax assessments
Market value
$615,704
Land value
$307,852
Building value
$307,852

More about Santa Clara County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $615,704 1.1632 $7,162 +2.79%
2024-2025 $603,632 1.1543 $6,968 +0.48%
2023-2024 $591,798 1.1717 $6,934 +1.83%
2022-2023 $580,196 1.1736 $6,809 +0.86%
2021-2022 $568,820 1.1869 $6,751 +1.16%
2020-2021 $562,988 1.1854 $6,674 +2.33%
2019-2020 $551,950 1.1816 $6,522 +2.41%
2018-2019 $541,128 1.1769 $6,369 +0.48%
2017-2018 $530,518 1.1948 $6,338 +2.92%
2016-2017 $520,116 1.1841 $6,159 +0.57%
Permits

Permit information for 505 South Castlerock Trl, Sunnyvale, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
06/22/2026
06/19/2026
03/30/2018
10/30/2012
08/03/2010

*Most recent permits on record for this property.

Neighborhood

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
0.2
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 505 South Castlerock Trl, Sunnyvale, CA 94087 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Chester W. Nimitz Elementary School 6 Public K-5 419 0.17
Amrita Academy NR Private 5-12 0 0.28
Louis E. Stocklmeir Elementary School 8 Public K-5 822 0.32
Resurrection Elementary School NR Private PK, K-8 221 0.51
Resurrection Elementary School NR Private PK, K-8 221 0.51
Adult And Community Education NR Public 0 0.53
French American School Of Silicon Valley NR Private PK-5 162 0.67
French American School Of Silicon Valley NR Private PK-5 162 0.67
Garden Gate Elementary School 8 Public K-5 517 1.30
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Amrita Academy NR Private 5-12 0 0.28
Resurrection Elementary School NR Private PK, K-8 221 0.51
Adult And Community Education NR Public 0 0.53
Challenger - Sunnyvale NR Private PK, K-8 554 0.76
Sam H. Lawson Middle School 9 Public 6-8 816 1.28
Marian A. Peterson Middle School 6 Public 6-8 729 1.34
South Peninsula Hebrew Day School NR Private PK-8 247 1.38
Stratford Middle School NR Private 6-8 443 1.42
Sunnyvale Middle School 6 Public 6-8 962 1.46
Cupertino Middle School 7 Public 6-8 1,099 1.50
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Amrita Academy NR Private 5-12 0 0.28
Fremont High School 7 Public 9-12 2,171 0.38
North County Regional Occupational Program School NR Public 9-12 0 0.46
Community Day School NR Public 9-12 7 0.46
Adult And Community Education NR Public 0 0.53
Homestead High School 8 Public 9-12 2,311 1.15
Silicon Valley Academy NR Private K-12 121 1.60
School of Choice NR Private 6-12 0 1.62
Futures Academy - Cupertino NR Private 7-12 55 1.89
Alta Vista High School 4 Public 9-12 69 1.92

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 505 South Castlerock Trl, Sunnyvale, CA

1334 Selo Dr, Sunnyvale 1376 Selo Dr, Sunnyvale 649 Cheyenne Dr, Sunnyvale 1340 Selo Dr, Sunnyvale 1370 Selo Dr, Sunnyvale 536 Cashmere CT, Sunnyvale 1439 Ormsby Dr, Sunnyvale 655 Cheyenne Dr, Sunnyvale 1380 Selo Dr, Sunnyvale 1438 Hollenbeck Ave, Sunnyvale 516 S Cashmere Trl, Sunnyvale 540 Cashmere CT, Sunnyvale 513 S Cashmere Trl, Sunnyvale 523 Cheyenne Dr, Sunnyvale 1414 Hollenbeck Ave, Sunnyvale 524 S Cashmere Trl, Sunnyvale 543 Cashmere CT, Sunnyvale 508 S Cashmere Trl, Sunnyvale 1397 Sydney Dr, Sunnyvale 532 Cashmere CT, Sunnyvale

Nearby ZIP codes for 505 South Castlerock Trl, Sunnyvale, CA

94022, Santa Clara County, CA 94024, Santa Clara County, CA 94041, Santa Clara County, CA 94043, Santa Clara County, CA 95002, Santa Clara County, CA 95014, Santa Clara County, CA 95070, Santa Clara County, CA 95117, Santa Clara County, CA 95128, Santa Clara County, CA 95129, Santa Clara County, CA 95130, Santa Clara County, CA

Frequently asked questions

When was 505 South Castlerock Trl, Sunnyvale, CA 94087 last sold and what was the sale price?

505 South Castlerock Trl, Sunnyvale, CA 94087 was last sold on 10/26/2012 for $500,000.

What is the assessed value of 505 South Castlerock Trl, Sunnyvale, CA 94087?

505 South Castlerock Trl, Sunnyvale, CA 94087 is currently assessed at $615,704.

What are the property taxes for 505 South Castlerock Trl, Sunnyvale, CA 94087?

The property taxes for 505 South Castlerock Trl, Sunnyvale, CA 94087 total $7,161.

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