646 Giannini Dr, Santa Clara, CA 95051 Property Records

Santa Clara County property record for 646 Giannini Dr, Santa Clara, CA 95051

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 1,966 sqft · built 1956
Lot Size	0.148 acres (6,460 sqft)
Owner	2 Individual Names on File
Last Sale	$765,000 (Nov 2008)
Tax Bill	$14,088 (2025)
Deeds & Mortgages	May 2021 Mortgage Dec 2019 Mortgage + 3 more
Flood Zone	Zone X (moderate risk)
APN	`316-11-013`

Property Details

APN / Parcel Number

Primary APN	`316-11-013`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	1,966 sqft Living Area
Gross Area	1,355 sqft
1st Floor Area	1,355 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1956
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	6,460 sqft (0.148 acres)
Lot Dimensions	95 ft deep x 68 ft wide
Garage Area	456 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C

Location & Zoning

Street Address	646 GIANNINI DR
City	SANTA CLARA
State	CA
Zip	95051-5830
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 1631 WESTWOOD OAKS BOOK 63 PAGE 47 PAGE 49 BLOCK 6 LOT 7
Legal Subdivision	WESTWOOD OAKS
Legal Tract	1631
Legal Block	6
Legal Lot Number	7
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	1
Census Block	1005
Census Tract	508102

Owner

646 Giannini Dr is owned and occupied by two individuals who acquired it in July 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Occupancy	Owner Occupied
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
May 17, 2021	Deed of Trust, Mortgage · Conventional Mortgage CARDINAL FINANCIAL COMPANY LP
Dec 27, 2019	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK
Aug 18, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage CARDINAL FINANCIAL COMPANY LP
Jul 18, 2019	Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Jul 18, 2019	Quit Claim Deed, Transfer · Conventional Mortgage PARKSIDE LNDG

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 26, 2008 · Amount on File
Deed Sale	Nov 26, 2008 · Amount on File
Deed Document Number	200820054450
Last Transfer Date	Jul 25, 2020
Transfer Doc	0024578649
Record Updated	Oct 29, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Transaction Type	Mortgage
Record Updated	May 31, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830

Mortgage

Document Number	0024962892
Date	May 17, 2021
Instrument	24962892

Lender

Name	CARDINAL FINANCIAL COMPANY LP
Type	Mortgage Company
Address	CHARLOTTE, NC 28273

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Jun 1, 2036

December 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0024367798
Date	Dec 27, 2019
Instrument	24367798

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Jan 1, 2035

August 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Aug 18, 2020
Property Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Document Number	0024578649
Map Reference	MB 63 PG 47-49
Instrument Date	Jul 25, 2020
Instrument	24578649
Transaction Type	Transfer
Record Updated	Sep 1, 2021
Title Company	ADVANTAGE TITLE LLC

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	646 GIANNINI DR, SANTA CLARA, CA 95051-5830

Mortgage

Document Number	0024578650
Date	Aug 18, 2020
Instrument	24578650

Lender

Name	CARDINAL FINANCIAL COMPANY LP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	180 Months
Due	Aug 1, 2035

July 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 18, 2019
Property Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Document Number	0024228454
Instrument Date	Jul 11, 2019
Instrument	24228454
Transaction Type	Transfer
Record Updated	Jul 24, 2019
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	646 GIANNINI DR SANTA CLARA CA 950515830, SANTA CLARA, CA 95051-5830

July 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 18, 2019
Property Address	646 GIANNINI DR, SANTA CLARA, CA 95051-5830
Document Number	0024228452
Instrument Date	Jul 11, 2019
Instrument	24228452
Transaction Type	Transfer
Record Updated	Jul 24, 2019
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	646 GIANNINI DR SANTA CLARA CA 950515830, SANTA CLARA, CA 95051-5830

Mortgage

Document Number	24228453
Date	Jul 18, 2019
Instrument	24228453

Lender

Name	PARKSIDE LNDG
Address	SAN FRANCISCO, CA 94102

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	180 Months
Due	Jul 17, 2034

Tax Assessment & Valuation

The 2025 property tax bill for 646 Giannini Dr was $14,088 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	Santa Clara City
Unified School District	Santa Clara Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,209,635 (+2%) Land $919,457 Building $290,178
2025	$14,088.00 Homeowner's exemption	$1,185,918 Land $901,429 Building $284,489
2023	$13,427.00 (+1.73%) Homeowner's exemption	$1,139,869 Land $866,426 Building $273,443
2022	$13,199.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 646 Giannini Dr in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone A, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	2 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 646 Giannini Dr 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	CITY OF SANTA CLARA serves 134,587 people · EPA ID CA4310012
Water Source	Purchased surface water from several systems
Last State Inspection	Sep 2025
Lead	3 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
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 480 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless 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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