4588 Grenadier Pl, Castro Valley, CA 94546 Property Records

Alameda County property record for 4588 Grenadier Pl, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,320 sqft · built 1999
Lot Size	0.492 acres (21,417 sqft)
Owner	Company Name on Record
Last Sale	$511,000 (Dec 1998)
Tax Bill	$10,879 (2025)
Deeds & Mortgages	Nov 2023 Transfer Aug 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84D-1250-60-1`

Property Details

APN / Parcel Number

Primary APN	`84D-1250-60-1`
Alternative APNs	`084D-1250-060-01` `084D125006000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	3,320 sqft Living Area

Exterior

Year Built	Built 1999
Effective Year Built	Effective 1999
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	21,417 sqft (0.492 acres)
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	4588 GRENADIER PL
City	CASTRO VALLEY
State	CA
Zip	94546-1275
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00004 BLK: TR: 6399 ;LOT: 0000A BLK: TR: 6399
Legal Subdivision	6399 PRCL A
Legal Tract	6399
Legal Lot Number	4
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1001
Census Tract	430300

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	Company Name on Record
Mailing Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Nov 30, 2023	Intrafamily Transfer, Transfer
Aug 17, 2021	Deed of Trust, Mortgage · Conventional Mortgage HOMEXPRESS MORTGAGE CORP
Apr 12, 2019	Intrafamily Transfer, Transfer · ARM HOMEXPRESS MORTGAGE CORP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 4, 1998 · Amount on Record
Deed Sale	Dec 4, 1998 · Amount on Record
Deed Document Number	1998424962
Last Transfer Date	Nov 28, 2023
Transfer Doc	0000139836
Record Updated	Sep 20, 2026

November 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Nov 30, 2023
Property Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275
Document Number	0000139836
Map Reference	MB 233 PG 86&87
Instrument Date	Nov 28, 2023
Instrument	2023139836
Transaction Type	Transfer
Record Updated	Jan 31, 2024

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	Living Trust
Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275
Transaction Type	Mortgage
Record Updated	Jul 19, 2022
Title Company	NORTH AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275

Mortgage

Document Number	0000280335
Date	Aug 17, 2021
Instrument	2021280335

Lender

Name	HOMEXPRESS MORTGAGE CORP
Type	Mortgage Company
Address	SANTA ANA, CA 92705

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2051

April 2019: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Apr 12, 2019
Property Address	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275
Document Number	0000066878
Map Reference	MB 233 PG 86&87
Instrument Date	Apr 8, 2019
Instrument	2019066878
Transaction Type	Transfer
Record Updated	Jul 19, 2022
Title Company	LAWYERS TITLE COMPANY

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	4588 GRENADIER PL, CASTRO VALLEY, CA 94546-1275

Mortgage

Document Number	0000066879
Date	Apr 12, 2019
Instrument	2019066879

Lender

Name	HOMEXPRESS MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	ARM
Amount	Amount Recorded
Term	481 Months
Due	May 1, 2059

Interest

Rate Type	Adjustable Rate
Rate	6.62%
Type Change Date	May 1, 2024
Change Frequency	Annually
Min Rate At Change	6.62%
Max Rate At Change	8.62%
Index	1-Year LIBOR
Max Rate	11.6%

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		$867,547 (+2%) Land $246,242 Building $621,305
2025	$10,879.00 (+3.88%)	$850,538 (+4.04%) Land $241,415 Building $609,123
2023	$10,473.00	$817,517 Land $232,042 Building $585,475	$1,504,170

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 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

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

Wildfire Risk	Moderate above 46% of the US · lower than 72% of California
Wildfire Likelihood	0.09% 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 293 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
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks, Sonic Telecom, T-Mobile.

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