25505 Crestfield Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 25505 Crestfield Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,893 sqft · built 1998
Lot Size	0.196 acres (8,527 sqft)
Owner	Trust Name on File
Last Sale	$800,000 (Jul 2014)
Tax Bill	$12,755 (2025)
Deeds & Mortgages	Sep 2021 Mortgage Aug 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`417-286-63`

Property Details

APN / Parcel Number

Primary APN	`417-286-63`
Alternative APN	`417-0286-063-00`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,893 sqft Living Area

Exterior

Year Built	Built 1998
Effective Year Built	Effective 1998
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	8,527 sqft (0.196 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	25505 CRESTFIELD DR
City	CASTRO VALLEY
State	CA
Zip	94552-5541
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00057 BLK: TR: 6814
Legal Subdivision	TRACT 6814
Legal Tract	6814
Legal Lot Number	57
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3003
Census Tract	435103

Owner

25505 Crestfield Dr is held in a trust since May 2015.

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

Owner of Record	Trust Name on File
Mailing Address	25505 CRESTFIELD DR, CASTRO VALLEY, CA 94552-5541
Owner Type	Company
Vesting	Trust

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

Deeds, Mortgages & Sale History

Date	Document
Sep 1, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Aug 4, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 18, 2014 · Amount on File
Deed Sale	Jul 18, 2014 · Amount on File
Prior Sale	Mar 8, 2013 · Amount on File
Deed Document Number	2014179153
Last Transfer Date	May 9, 2015
Transfer Doc	0000199013
Record Updated	Oct 29, 2026

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	25505 CRESTFIELD DR, CASTRO VALLEY, CA 94552-5541
Transaction Type	Mortgage
Record Updated	Jun 9, 2026
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	25505 CRESTFIELD DR, CASTRO VALLEY, CA 94552-5541

Mortgage

Document Number	0000297273
Date	Sep 1, 2021
Instrument	2021297273

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	MIDLAND, MI 48641

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Oct 1, 2036

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	25505 CRESTFIELD DR, CASTRO VALLEY, CA 94552-5541
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	STEWART TITLE OF CA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	25505 CRESTFIELD DR, CASTRO VALLEY, CA 94552-5541

Mortgage

Document Number	0000187215
Date	Aug 4, 2020
Instrument	2020187215

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Sep 1, 2035

Tax Assessment & Valuation

The 2025 property tax bill for 25505 Crestfield Dr was $12,755.

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		$980,671 (+2%) Land $294,201 Building $686,470
2025	$12,755.00	$961,447 Land $288,434 Building $673,013
2023	$12,493.00	$924,120 Land $277,236 Building $646,884	$1,276,380

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

Flood

FEMA maps place 25505 Crestfield Dr in Zone X, an area of minimal flood risk.

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	4 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

Wildfire risk around 25505 Crestfield Dr is moderate, ranking above 48% of the US, with a 0.09% annual chance of wildfire.

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

Wildfire Risk	Moderate above 48% of the US · lower than 71% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Indirect within ember reach

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 441 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 · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks.

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