5524 Greenridge Rd, Castro Valley, CA 94552 Property Records

Alameda County property record for 5524 Greenridge Rd, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,834 sqft · built 1960
Lot Size	0.331 acres (14,400 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,750,000 (Dec 2023)
Tax Bill	$7,149 (2025)
Deeds & Mortgages	Dec 2023 Sale & Mortgage Jun 2017 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`85-1603-29-1`

Property Details

APN / Parcel Number

Primary APN	`85-1603-29-1`
Alternative APN	`085-1603-029-01`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,834 sqft Living Area

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1966
Architectural Style	H-Shape
Construction Type	Wood
Lot Area	14,400 sqft (0.331 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	5524 GREENRIDGE RD
City	CASTRO VALLEY
State	CA
Zip	94552-2624
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00031 BLK: 0001 TR: 2084
Legal Subdivision	TR 2084
Legal Tract	2084
Legal Block	1
Legal Lot Number	31
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1017
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	5524 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2624
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 8, 2023	Grant Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE LLC
Jun 2, 2017	Deed of Trust, Mortgage · Line of Credit PATELCO FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 8, 2023 · Amount on Record
Deed Sale	Dec 8, 2023 · Amount on Record
Prior Sale	Sep 22, 2005 · Amount on Record
Deed Document Number	2023143745
Prior Transfer Date	Dec 18, 1997
Prior Transfer Doc	0000343645
Record Updated	Oct 29, 2026

December 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Dec 8, 2023
Property Address	5524 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2624
Document Number	0000143745
Map Reference	MB 41 PG 88&89
Instrument Date	Dec 4, 2023
Instrument	2023143745
Transaction Type	Transfer
Record Updated	Feb 6, 2024
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,925.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	5524 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2624

Mortgage

Document Number	0000143746
Date	Dec 8, 2023
Instrument	2023143746

Lender

Name	CROSSCOUNTRY MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2054

June 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	5524 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2624
Document Number	0000128291
Instrument Date	Jun 2, 2017
Transaction Type	Mortgage
Record Updated	Jul 10, 2017
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	5524 GREENRIDGE RD CASTRO VALLEY CA 945522624, CASTRO VALLEY, CA 94552-2624

Mortgage

Document Number	0000128291
Date	Jun 13, 2017
Instrument	128291

Lender

Name	PATELCO FCU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Jun 12, 2042

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		$542,954 (+0.7%) Land $162,454 Building $387,500
2025	$7,149.00 (-51.76%) Homeowner's exemption	$539,175 (-54.37%) Land $159,270 Building $379,905
2023	$14,821.00	$1,181,513 Land $338,859 Building $842,654	$1,524,600

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	Moderate above 58% of the US · lower than 65% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

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 252 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
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, Unwired.

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