6051 Greenridge Rd, Castro Valley, CA 94552 Property Records

Alameda County property record for 6051 Greenridge Rd, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,229 sqft · built 1975
Lot Size	0.186 acres (8,091 sqft)
Owner	2 Individual Names on Record
Last Sale	$825,000 (Nov 2015)
Tax Bill	$12,943 (2025)
Deeds & Mortgages	Dec 2020 Mortgage Dec 2016 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`85-1612-41`

Property Details

APN / Parcel Number

Primary APN	`85-1612-41`
Alternative APN	`085-1612-041-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,229 sqft Living Area

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1976
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	8,091 sqft (0.186 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	6051 GREENRIDGE RD
City	CASTRO VALLEY
State	CA
Zip	94552-1838
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00005 BLK: 000C TR: 3427
Legal Tract	3427
Legal Block	C
Legal Lot Number	5
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1013
Census Tract	430102

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	6051 GREENRIDGE RD, CASTRO VALLEY, CA 94552-1838
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 3, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Dec 28, 2016	Deed of Trust, Mortgage · Line of Credit US BK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 10, 2015 · Amount on Record
Deed Sale	Nov 10, 2015 · Amount on Record
Prior Sale	Jan 12, 2007 · Amount on Record
Deed Document Number	2015302401
Prior Transfer Date	Feb 23, 1996
Prior Transfer Doc	0000049968
Record Updated	Oct 29, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	6051 GREENRIDGE RD, CASTRO VALLEY, CA 94552-1838
Transaction Type	Mortgage
Record Updated	Feb 9, 2021
Title Company	FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6051 GREENRIDGE RD, CASTRO VALLEY, CA 94552-1838

Mortgage

Document Number	0000334998
Date	Dec 3, 2020
Instrument	2020334998

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Dec 1, 2035

December 2016: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	6051 GREENRIDGE RD, CASTRO VALLEY, CA 94552-1838
Document Number	0000048277
Instrument Date	Dec 28, 2016
Transaction Type	Mortgage
Record Updated	Mar 9, 2017
Title Company	SOUTHWEST FINANCIAL

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	6051 GREENRIDGE RD CASTRO VALLEY CA 945521838, CASTRO VALLEY, CA 94552-1838

Mortgage

Document Number	0000048277
Date	Feb 23, 2017
Instrument	48277

Lender

Name	US BK
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Feb 22, 2047

Interest

Rate Type	Adjustable Rate

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		$1,043,788 (+1.32%) Land $298,841 Building $751,947
2025	$12,943.00 (+3.83%) Homeowner's exemption	$1,030,189 (+4.04%) Land $292,983 Building $737,206
2023	$12,466.00 Homeowner's exemption	$990,192 Land $281,607 Building $708,585	$1,194,390

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

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 71% of the US · above 46% of California
Wildfire Likelihood	0.3% 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 389 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: Unwired.

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