Santa Clara County  »  95014  »  Castleton St  »  21663 Castleton St

21663 Castleton Street, Cupertino, CA 95014 - Property report

Also known as: 21663 Castleton St

Property image for 21663 Castleton Street, Cupertino, CA 95014
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General Information

Address
Primary address
21663 Castleton St
Cupertino, CA 95014
Zip code
95014
County
Santa Clara
Municipality
Cupertino
Parcel ID
356-18-064
Tract
4103

Owner

Find out who owns 21663 Castleton Street, Cupertino, CA 95014. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026-2027
Property tax
$25,045
Building
Property type
Single Family
Lot
Acreage
0.174
Zoning & use
Zoning
Single Family Residential (R1)

Area overview

Walk score
17 /100.  Car-Dependent
Transit score
18 /100.  Minimal Transit
Bike score
32 /100.  Somewhat Bikeable
School district
13016
Ownership

Ownership information for 21663 Castleton Street, Cupertino, CA

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

Sales history for 21663 Castleton Street, Cupertino, CA 95014

No recently recorded sales for this property.

More about Santa Clara County property records.

Title documents

Date Type Amount Party 1 Party 2
08/28/2019 Deed of Trust XXXXX, XXXXXXX X XXXX XX XXXXXXX X X
08/28/2019 Grant Deed XXXXX, XXXXXXX X XXXXX XXXX XXXXXX XXXXXXXXX XXXXXX XXXXX
09/25/2018 Deed of Trust XXXXX, XXXXXXX XXXX XX XXXXXXX X X
09/25/2018 Grant Deed XXXXX, XXXXXXX X XXXXXXX XXXXX, XXXXXX X
03/27/2015 Quitclaim Deed XXXXX, XXXXXXX X XXXXX, XXXXXXX X XXXXXXX
03/27/2015 Power Attorney XXXXX, XXXXXX X XXXXX, XXXXXXX X
03/26/2015 Deed of Trust/Mortgage/Securit XXXXX, XXXXXX X XXXX XX XXXXXXX, X.X.
03/26/2015 Quitclaim Deed XXXXX XXXX XXXXXX XXXXXXXXX XXXXXX XXXXX XXXXX, XXXXXXX X
03/26/2015 Power Attorney XXXXX XXXX XXXXXX XXXXXXXXX XXXXXX XXXXX XXXXX XXXX XXXXXX XXXXXXXXX XXXXXX XXXXX
03/18/2014 Grant Deed XXXXX, XXXXXX X XXXXX, XXXXXX X XXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21663 Castleton Street, Cupertino, CA

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

Current property tax
Tax year
2026-2027
Property tax
$25,045
Recent tax assessments
Market value
$2,152,357
Land value
$1,613,930
Building value
$538,427

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 $2,110,155 1.1636 $24,554 +2.79%
2024-2025 $2,068,780 1.1547 $23,888 +0.74%
2023-2024 $2,028,217 1.1691 $23,712 +2.18%
2022-2023 $1,988,449 1.167 $23,205 +0.94%
2021-2022 $1,949,461 1.1793 $22,990 +1.16%
2020-2021 $1,929,473 1.1778 $22,725 +2.33%
2019-2020 $1,891,641 1.174 $22,208 +2.41%
2018-2019 $1,854,551 1.1693 $21,685 +0.47%
2017-2018 $1,818,188 1.1872 $21,585 +3.18%
2016-2017 $1,782,538 1.1736 $20,920 +0.56%
Permits

Permit information for 21663 Castleton Street, Cupertino, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
07/24/2018
07/24/2018
07/02/2018

*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 21663 Castleton Street, Cupertino, CA 95014 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)
Abraham Lincoln Elementary School 8 Public K-5 665 0.45
William Faria Elementary School 9 Public K-5 632 1.17
Stevens Creek Elementary School 8 Public K-5 389 1.45
Happy Days CDC NR Private K 0 1.46
R. I. Meyerholz Elementary School NR Public K-5 699 1.48
C. B. Eaton Elementary School 9 Public K-5 470 1.55
Villa Montessori NR Private PK-K 37 1.55
Villa Montessori NR Private PK-K 37 1.55
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.71
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.71
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
John F. Kennedy Middle School 9 Public 6-8 930 0.25
Legend College Preparatory NR Private 6-12 553 0.83
The Academy for Educational Excellence NR Private 6-12 0 0.97
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.71
Sam H. Lawson Middle School 9 Public 6-8 816 2.09
Futures Academy - Cupertino NR Private 7-12 55 2.22
Joaquin Miller Middle School 9 Public 6-8 1,078 2.28
Cupertino Middle School 7 Public 6-8 1,099 2.33
Warren E. Hyde Middle School 7 Public 6-8 778 2.34
Creative Learning Center NR Private K-12 26 2.41
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Monta Vista High School 9 Public 9-12 1,751 0.55
Legend College Preparatory NR Private 6-12 553 0.83
Legend College Preparatory NR Private 9-12 50 0.84
The Academy for Educational Excellence NR Private 6-12 0 0.97
Homestead High School 8 Public 9-12 2,311 2.01
Futures Academy - Cupertino NR Private 7-12 55 2.22
Creative Learning Center NR Private K-12 26 2.41
Cupertino High School 9 Public 9-12 1,997 2.54
Lynbrook High School 10 Public 9-12 1,741 2.71
Prospect High School 7 Public 9-12 1,459 3.07

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

Neighbors for 21663 Castleton Street, Cupertino, CA

21549 Edward Way, Cupertino 21721 Columbus Ave, Cupertino 21712 Columbus Ave, Cupertino 11118 Sutherland Ave, Cupertino 21762 Columbus Ave, Cupertino 21713 Castleton St, Cupertino 21539 Edward Way, Cupertino 21589 Edward Way, Cupertino 21662 Columbus Ave, Cupertino 21772 Columbus Ave, Cupertino 21703 Castleton St, Cupertino 21609 Edward Way, Cupertino 21731 Columbus Ave, Cupertino 21599 Edward Way, Cupertino 21643 Castleton St, Cupertino 21612 Columbus Ave, Cupertino 21673 Castleton St, Cupertino 21559 Edward Way, Cupertino 21603 Castleton St, Cupertino 21692 Columbus Ave, Cupertino

Nearby ZIP codes for 21663 Castleton Street, Cupertino, CA

94022, Santa Clara County, CA 94024, Santa Clara County, CA 94041, Santa Clara County, CA 94043, Santa Clara County, CA 95033, 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

What is the assessed value of 21663 Castleton Street, Cupertino, CA 95014?

21663 Castleton Street, Cupertino, CA 95014 is currently assessed at $2,110,155.

What are the property taxes for 21663 Castleton Street, Cupertino, CA 95014?

The property taxes for 21663 Castleton Street, Cupertino, CA 95014 total $24,553.

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