18870 Barnhart Ave, Cupertino, CA 95014 Property Records

Santa Clara County property record for 18870 Barnhart Ave, Cupertino, CA 95014

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,152 sqft · built 1997
Lot Size	0.137 acres (5,985 sqft)
Owner	2 Individual Names on File
Last Sale	$3,788,000 (Mar 2026)
Tax Bill	$18,555 (2025)
Deeds & Mortgages	Jul 2025 Line of Credit Mar 2026 Sale & Mortgage + 3 more
Flood Zone	Zone D (undetermined)
APN	`375-33-013`

Property Details

APN / Parcel Number

Primary APN	`375-33-013`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,152 sqft Living Area
1st Floor Area	2,152 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1997
Effective Year Built	Effective 1997
Architectural Style	Custom Design
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Tile
Lot Area	5,985 sqft (0.137 acres)
Lot Dimensions	105 ft deep x 57 ft wide
Garage Area	462 sqft
Parking Spaces	2 Parking Spaces
Porch	None

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	18870 BARNHART AVE
City	CUPERTINO
State	CA
Zip	95014-3602
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 1088 BOOK 42 PAGE 24 PAGE 29 LOT 63
Legal Subdivision	TRACT #1088
Legal Tract	1088
Legal Lot Number	63
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	2
Census Block	2002
Census Tract	508004

Owner

18870 Barnhart Ave is owned by two individuals who bought it in March 2026.

Source: Santa Clara County records, as of July 27, 2026

Owner of Record	2 Individual Names on File
Mailing Address	10425 MORETTI DR, CUPERTINO, CA 95014-3683
Owner Type	Individual
Vesting	Community Property

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jul 23, 2025	Deed of Trust, Mortgage · Line of Credit QUORUM FEDERAL CU
Mar 30, 2026	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Aug 16, 2023	Intrafamily Transfer, Transfer · Conventional Mortgage STAR ONE CU
Aug 16, 2023	Intrafamily Transfer, Transfer E-CHICAGO TITLE, CHICAGO TITLE
Feb 25, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage LOAN STORE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 30, 2026 · Amount on File
Deed Sale	Mar 30, 2026 · Amount on File
Prior Sale	Aug 17, 2010 · Amount on File
Deed Document Number	202625964196
Prior Transfer Date	Aug 8, 2023
Prior Transfer Doc	0025518948
Record Updated	Sep 20, 2026

July 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602
Transaction Type	Mortgage
Record Updated	Apr 9, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602

Mortgage

Document Number	0025843889
Date	Jul 23, 2025
Instrument	25843889

Lender

Name	QUORUM FEDERAL CU
Type	Credit Union
Address	2500 WESTCHESTER AVE STE 113, PURCHASE, NY 10577

Agreement

Type	Line of Credit
Term	361 Months
Due	Aug 1, 2055

Interest

Change Frequency	Monthly

March 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Mar 30, 2026
Property Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602
Document Number	0025964196
Map Reference	MB 42 PG 24 TO 29
Instrument Date	Mar 20, 2026
Instrument	25964196
Transaction Type	Transfer
Record Updated	Apr 9, 2026
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$4,166.80
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Right of Survivorship
Address	10425 MORETTI DR, CUPERTINO, CA 95014-3683

Mortgage

Document Number	0025964197
Date	Mar 30, 2026
Instrument	25964197

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	4.75%
Adjustable	Adjustable Rate Rider
Type Change Date	Apr 1, 2033
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	6.75%
Index	Other
Max Rate	9.75%

August 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Aug 16, 2023
Property Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602
Document Number	0025518948
Map Reference	MB 42 PG 24-29
Instrument Date	Aug 8, 2023
Instrument	25518948
Transaction Type	Transfer
Record Updated	Aug 24, 2023
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602

Mortgage

Document Number	0025518949
Date	Aug 16, 2023
Instrument	25518949

Lender

Name	STAR ONE CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	5.62%
Type Change Date	Sep 1, 2026
Change Frequency	Annually
Min Rate At Change	3.62%
Max Rate At Change	7.62%
Index	1-Year T-Bill
Max Rate	10.6%

August 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Aug 16, 2023
Property Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602
Document Number	0025518950
Map Reference	MB 42 PG 24-29
Instrument Date	Aug 8, 2023
Instrument	25518950
Transaction Type	Transfer
Record Updated	Aug 24, 2023
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Living Trust
Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602

February 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Feb 25, 2021
Property Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602
Document Number	0024848146
Map Reference	MB 42 PG 24-29
Instrument Date	Feb 19, 2021
Instrument	24848146
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Living Trust
Address	18870 BARNHART AVE, CUPERTINO, CA 95014-3602

Mortgage

Document Number	0024848147
Date	Feb 25, 2021
Instrument	24848147

Lender

Name	LOAN STORE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 18870 Barnhart Ave was $18,555, up 2.9% from the year before.

Source: Santa Clara County assessment roll, as of July 27, 2026

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	Cupertino City
Elementary School District	Cupertino Union Elementary School District (KG - 08)
Secondary School District	Fremont Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,522,411 (+2%) Land $1,217,933 Building $304,478
2025	$18,555.00 (+2.94%)	$1,492,560 Land $1,194,052 Building $298,508
2024	$18,025.00 (+1.56%)
2023	$17,749.00 (+0.96%) Homeowner's exemption	$1,434,604 Land $1,147,687 Building $286,917
2022	$17,580.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 18870 Barnhart Ave in Zone D, where flood risk has not been studied.

Source: FEMA National Flood Hazard Layer, effective January 18, 2026

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 18870 Barnhart Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	SAN JOSE WATER private · serves 1,039,920 people · EPA ID CA4310011
Water Source	Surface water
Last State Inspection	Mar 2026
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Treatment failure resolved · Jun 2023
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 777 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	1,000 / 75
Etheric Networks Fixed Wireless	250 / 100
Ridge Wireless Fixed Wireless	100 / 60
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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