18266 Crest Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 18266 Crest Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,272 sqft · built 1951
Lot Size	0.144 acres (6,250 sqft)
Owner	2 Individual Names on Record
Tax Bill	$1,809 (2025)
Deeds & Mortgages	Dec 2025 Second Mortgage Apr 2022 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84B-365-7`

Property Details

APN / Parcel Number

Primary APN	`84B-365-7`
Alternative APN	`084B-0365-007-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,272 sqft Living Area

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	6,250 sqft (0.144 acres)
Garage Type	Carport
Carport	Carport

Location & Zoning

Street Address	18266 CREST AVE
City	CASTRO VALLEY
State	CA
Zip	94546-2722
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00007 BLK: AR: 084B PAGE: 0365
Legal Subdivision	VALLEY CREST GARDENS
Legal Lot Number	14
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3004
Census Tract	430600

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	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 4, 2025	Deed of Trust, Mortgage · Stand-Alone Second Mortgage ROCKET MORTGAGE LLC
Apr 6, 2022	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Nov 8, 2017	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jun 27, 2006
Transfer Doc	0000256808
Record Updated	Sep 20, 2026

December 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722
Transaction Type	Mortgage
Record Updated	Jan 6, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722

Mortgage

Document Number	0000153116
Date	Dec 4, 2025
Instrument	2025153116

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	1050 WOODWARD AVE, DETROIT, MI 48226

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Dec 1, 2045

April 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722
Transaction Type	Mortgage
Record Updated	May 2, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722

Mortgage

Document Number	0000069610
Date	Apr 6, 2022
Instrument	2022069610

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 1, 2052

November 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18266 CREST AVE, CASTRO VALLEY, CA 94546-2722
Document Number	0000254694
Instrument Date	Nov 8, 2017
Transaction Type	Mortgage
Record Updated	Jan 3, 2018
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	18266 CREST AVE CASTRO VALLEY CA 945462722, CASTRO VALLEY, CA 94546-2722

Mortgage

Document Number	0000254694
Date	Nov 17, 2017
Instrument	254694

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 16, 2047

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		$83,526 (+2%) Land $39,012 Building $44,514
2025	$1,809.00 (+6.22%)	$81,888 (+4.04%) Land $38,247 Building $43,641
2023	$1,703.00	$78,709 Land $36,762 Building $41,947	$998,370

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	3 in force
Nearby Flood Claims	2 (1995–1998)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Jan 1998 · rainfall accumulation

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 53% of the US · lower than 68% of California
Wildfire Likelihood	0.1% 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 522 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

May also be available: Etheric Networks, T-Mobile, Unwired, Verizon.

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