Santa Clara County  »  95014  »  Castleton St  »  21593 Castleton St

21593 Castleton Street, Cupertino, CA 95014 - Property report

Also known as: 21593 Castleton St

Property image for 21593 Castleton Street, Cupertino, CA 95014
static Mapbox map

Property type

Single Family (01)

Acreage

0.172

Sale price

$515,000

General Information

Address
Primary address
21593 Castleton St
Cupertino, CA 95014
Zip code
95014
County
Santa Clara
Municipality
Cupertino
Parcel ID
356-18-059
Tract
4103

Owner

Find out who owns 21593 Castleton Street, Cupertino, CA 95014. Uncover corporate and individual owners with a free account.

Sales
Sale date
06/09/1993
Sale price
$515,000
Arm's length
Tax
Tax year
2025-2026
Property tax
$11,103
Building
Property type
Single Family
Lot
Acreage
0.172
Zoning & use
Zoning
Single Family Residential (R1)

Area overview

Walk score
16 /100.  Car-Dependent
Transit score
22 /100.  Minimal Transit
Bike score
33 /100.  Somewhat Bikeable
School district
13016
Ownership

Ownership information for 21593 Castleton Street, Cupertino, CA

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

Sales history for 21593 Castleton Street, Cupertino, CA 95014

Sale date Sale price Buyer name Seller name
06/09/1993 $515,000 XXXXXX, XXXXXXXXXXX X XX XXXXXXXXX, XXXXXX

*Most recent sale on record for this property.

More about Santa Clara County property records.

Title documents

Date Type Amount Party 1 Party 2
04/19/2022 Trust Transfer Deed XXXXXX, XXXXXXXXXXX X XXXXXXX XXXXXX XX XXXX XXXXXXXXX XXXXX
04/19/2022 Affidavit of Death XXX XX, XXXX
03/15/2017 Abandhomestead XX, XXXX XXX
03/15/2017 Abandhomestead XXXXXX, XXXXX
03/15/2017 Subordination Agreement XX, XXXX XXX XXXXXX XXX XXXX XXXXXXXXX XXX
03/15/2017 Deed of Trust XX, XXXX XXX XXXXXX XXX XXXX XXXXXXXXX XXX
10/06/2011 Deed of Trust/Mortgage/Securit XXXXXX XXXXX XXXXX XXXXX XX
10/18/2010 Deed of Trust/Mortgage/Securit XXXXXX, XXXXX X XX XXXXX XXXXX XX
11/24/2003 Deed XXXXXX, XXXXX X & XXXX-XXX X XXXXXX, XX
03/20/2002 Deed XXXXXX, XXXXX X & XXXX-XXX X XXXXXX, XXXXX X & XXXX-XXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21593 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
2025-2026
Property tax
$11,103
Recent tax assessments
Market value
$954,154
Land value
$490,967
Building value
$463,187

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 $954,154 1.1636 $11,103 +2.79%
2024-2025 $935,446 1.1547 $10,802 +0.74%
2023-2024 $917,104 1.1691 $10,722 +2.18%
2022-2023 $899,122 1.167 $10,493 +0.94%
2021-2022 $881,493 1.1793 $10,395 +1.16%
2020-2021 $872,456 1.1778 $10,276 +2.33%
2019-2020 $855,350 1.174 $10,042 +2.41%
2018-2019 $838,580 1.1693 $9,806 +0.47%
2017-2018 $822,138 1.1872 $9,760 +3.18%
2016-2017 $806,019 1.1736 $9,459 +0.56%
Permits

Permit information for 21593 Castleton Street, Cupertino, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
07/10/2018
06/06/2016

*Most recent permits on record for this property.

Neighborhood

Risk

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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 21593 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 0.47
William Faria Elementary School 9 Public K-5 632 1.12
R. I. Meyerholz Elementary School NR Public K-5 699 1.41
Happy Days CDC NR Private K 0 1.42
Stevens Creek Elementary School 8 Public K-5 389 1.47
C. B. Eaton Elementary School 9 Public K-5 470 1.48
Villa Montessori NR Private PK-K 37 1.50
Villa Montessori NR Private PK-K 37 1.50
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.66
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.66
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
John F. Kennedy Middle School 9 Public 6-8 930 0.24
Legend College Preparatory NR Private 6-12 553 0.78
The Academy for Educational Excellence NR Private 6-12 0 1.03
St. Joseph of Cupertino Elementary School NR Private PK-8 243 1.66
Sam H. Lawson Middle School 9 Public 6-8 816 2.04
Futures Academy - Cupertino NR Private 7-12 55 2.16
Joaquin Miller Middle School 9 Public 6-8 1,078 2.21
Warren E. Hyde Middle School 7 Public 6-8 778 2.27
Cupertino Middle School 7 Public 6-8 1,099 2.34
Creative Learning Center NR Private K-12 26 2.45
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Monta Vista High School 9 Public 9-12 1,751 0.57
Legend College Preparatory NR Private 6-12 553 0.78
Legend College Preparatory NR Private 9-12 50 0.78
The Academy for Educational Excellence NR Private 6-12 0 1.03
Homestead High School 8 Public 9-12 2,311 2.01
Futures Academy - Cupertino NR Private 7-12 55 2.16
Creative Learning Center NR Private K-12 26 2.45
Cupertino High School 9 Public 9-12 1,997 2.48
Lynbrook High School 10 Public 9-12 1,741 2.64
Prospect High School 7 Public 9-12 1,459 3.00

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

Neighbors for 21593 Castleton Street, Cupertino, CA

21761 Santa Bella Pl, Cupertino 21582 Columbus Ave, Cupertino 21722 Columbus Ave, Cupertino 21541 Regnart Rd, Cupertino 21683 Castleton St, Cupertino 21601 Regnart Rd, Cupertino 11070 Wilkinson Ave, Cupertino 11232 Monterey CT, Cupertino 11244 Terra Bella Dr, Cupertino 21572 Columbus Ave, Cupertino 11260 Monterey CT, Cupertino 11261 Catalina CT, Cupertino 21551 Regnart Rd, Cupertino 11220 LA Jolla CT, Cupertino 21622 Columbus Ave, Cupertino 21557 Terrace Dr, Cupertino 10999 Ronald Way, Cupertino 11220 Monterey CT, Cupertino 11247 Catalina CT, Cupertino 21743 Castleton St, Cupertino

Nearby ZIP codes for 21593 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

When was 21593 Castleton Street, Cupertino, CA 95014 last sold and what was the sale price?

21593 Castleton Street, Cupertino, CA 95014 was last sold on 06/09/1993 for $515,000.

What is the assessed value of 21593 Castleton Street, Cupertino, CA 95014?

21593 Castleton Street, Cupertino, CA 95014 is currently assessed at $954,154.

What are the property taxes for 21593 Castleton Street, Cupertino, CA 95014?

The property taxes for 21593 Castleton Street, Cupertino, CA 95014 total $11,102.

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