6682 Giannini Ct, Castro Valley, CA 94552 Property Records

Alameda County property record for 6682 Giannini Ct, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,354 sqft · built 1985
Lot Size	0.156 acres (6,813 sqft)
Owner	Company Name on File
Last Sale	$930,000 (Jul 2019)
Tax Bill	$3,303 (2025)
Deeds & Mortgages	Jul 2019 Line of Credit Dec 2020 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`85A-6404-50`

Property Details

APN / Parcel Number

Primary APN	`85A-6404-50`
Alternative APN	`085A-6404-050-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,354 sqft Living Area

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1990
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	6,813 sqft (0.156 acres)

Location & Zoning

Street Address	6682 GIANNINI CT
City	CASTRO VALLEY
State	CA
Zip	94552-5079
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00192 BLK: TR: 4468
Legal Tract	4468
Legal Lot Number	192
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2005
Census Tract	430101

Owner

Source: Alameda County records, as of August 5, 2026

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

Owner of Record	Company Name on File
Mailing Address	6682 GIANNINI CT, CASTRO VALLEY, CA 94552-5079
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jul 1, 2019	Deed of Trust, Mortgage · Line of Credit JPMORGAN CHASE BANK NA
Dec 8, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Jul 22, 2019	Grant Deed, Transfer · Conventional Mortgage GUARANTEED RATE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 22, 2019 · Amount on File
Deed Sale	Jul 22, 2019 · Amount on File
Deed Document Number	2019139576
Last Transfer Date	Oct 27, 2020
Transfer Doc	0000341724
Record Updated	Oct 29, 2026

July 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	6682 GIANNINI CT, CASTRO VALLEY, CA 94552-5079
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000125431
Date	Jul 1, 2019
Instrument	2019125431

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Jul 1, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Dec 8, 2020
Property Address	6682 GIANNINI CT, CASTRO VALLEY, CA 94552-5079
Document Number	0000341724
Instrument Date	Oct 27, 2020
Instrument	341724
Transaction Type	Transfer
Record Updated	Feb 15, 2021
Title Company	NOT AVAILABLE

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	6682 GIANNINI CT CASTRO VALLEY CA 945525079, CASTRO VALLEY, CA 94552-5079

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jul 22, 2019
Property Address	6682 GIANNINI CT, CASTRO VALLEY, CA 94552-5079
Document Number	0000139576
Instrument Date	Jul 3, 2019
Instrument	139576
Transaction Type	Transfer
Record Updated	Aug 5, 2019
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,023.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	6682 GIANNINI CT CASTRO VALLEY CA 945525079, CASTRO VALLEY, CA 94552-5079

Mortgage

Document Number	139577
Date	Jul 22, 2019
Instrument	139577

Lender

Name	GUARANTEED RATE
Address	CHICAGO, IL 60613

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 21, 2049

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Unified School District	Castro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$210,574 (-1.28%) Land $65,272 Building $152,302
2025	$3,303.00 (+4.99%) Homeowner's exemption	$213,308 (+4.04%) Land $63,992 Building $149,316
2023	$3,146.00 Homeowner's exemption	$205,027 Land $61,508 Building $143,519	$1,028,340

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

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

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

Wildfire Risk	High above 76% of the US · above 52% of California
Wildfire Likelihood	0.5% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 411 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20

May also be available: Etheric Networks.

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