5644 Greenridge Rd, Castro Valley, CA 94552 Property Records

Alameda County property record for 5644 Greenridge Rd, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,842 sqft · built 1960
Lot Size	0.236 acres (10,290 sqft)
Owner	Trust Name on File
Last Sale	$900,000 (Mar 2018)
Tax Bill	$12,870 (2025)
Deeds & Mortgages	Mar 2023 Transfer Mar 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`85-1604-28`

Property Details

APN / Parcel Number

Primary APN	`85-1604-28`
Alternative APN	`085-1604-028-00`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,842 sqft Living Area

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1961
Architectural Style	H-Shape
Construction Type	Wood
Lot Area	10,290 sqft (0.236 acres)

Location & Zoning

Street Address	5644 GREENRIDGE RD
City	CASTRO VALLEY
State	CA
Zip	94552-2626
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00043 BLK: 0001 TR: 2084
Legal Subdivision	TRACT 2084
Legal Tract	2084
Legal Block	1
Legal Lot Number	43
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1017
Census Tract	430102

Owner

5644 Greenridge Rd is owner-occupied and held in a trust since March 2018.

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	Trust Name on File
Mailing Address	5644 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2626
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 15, 2023	Intrafamily Transfer, Transfer
Mar 16, 2018	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 16, 2018 · Amount on File
Deed Sale	Mar 16, 2018 · Amount on File
Deed Document Number	201853752
Prior Transfer Date	Nov 5, 2001
Prior Transfer Doc	0000438442
Record Updated	Oct 29, 2026

March 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Mar 15, 2023
Property Address	5644 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2626
Document Number	0000030895
Map Reference	MB 41 PG 88&89
Instrument Date	Mar 11, 2023
Instrument	2023030895
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Family Trust
Address	5644 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2626

March 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Mar 16, 2018
Property Address	5644 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2626
Document Number	0000053752
Map Reference	MB 41 PG 88&89
Instrument Date	Feb 28, 2018
Instrument	2018053752
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	NORTH AMERICAN TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	5644 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2626

Mortgage

Document Number	0000053753
Date	Mar 16, 2018
Instrument	2018053753

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 5644 Greenridge Rd was $12,870 with a homeowner's exemption.

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		$1,037,503 (+1.32%) Land $313,351 Building $731,152
2025	$12,870.00 Homeowner's exemption	$1,024,028 Land $307,208 Building $716,820
2023	$12,396.00 Homeowner's exemption	$984,266 Land $295,280 Building $688,986	$1,341,540

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

Flood

FEMA maps place 5644 Greenridge Rd in Zone X, an area of minimal flood risk.

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

Wildfire risk around 5644 Greenridge Rd is moderate, ranking above 58% of the US, with a 0.1% annual chance of 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	0.1% 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 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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