18854 Sandy Rd, Castro Valley, CA 94546 Property Records

Alameda County property record for 18854 Sandy Rd, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,233 sqft · built 1947
Lot Size	0.143 acres (6,213 sqft)
Owner	Company Name on Record
Last Sale	$575,000 (Aug 2015)
Tax Bill	$9,180 (2025)
Deeds & Mortgages	Apr 2023 Transfer Dec 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`84C-815-16`

Property Details

APN / Parcel Number

Primary APN	`84C-815-16`
Alternative APN	`084C-0815-016-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,233 sqft Living Area

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	6,213 sqft (0.143 acres)

Location & Zoning

Street Address	18854 SANDY RD
City	CASTRO VALLEY
State	CA
Zip	94546-2428
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 0000A BLK: PM: 0170 PAGE: 0023
Legal Subdivision	CASTRO VLY BA UNIF
Legal Lot Number	A
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3000
Census Tract	430200

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	3317 LOS PRADOS ST, 2, SAN MATEO, CA 94403-3037
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Apr 5, 2023	Intrafamily Transfer, Transfer
Dec 4, 2020	Deed of Trust, Mortgage · Conventional Mortgage ZILLOW HOME LOANS LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 7, 2015 · Amount on Record
Deed Sale	Aug 7, 2015 · Amount on Record
Prior Sale	Jun 6, 2007 · Amount on Record
Deed Document Number	2015217738
Prior Transfer Date	Aug 30, 1994
Prior Transfer Doc	0000295883
Record Updated	Oct 29, 2026

April 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Apr 5, 2023
Property Address	18854 SANDY RD, CASTRO VALLEY, CA 94546-2428
Document Number	0000038635
Map Reference	MB 170 PG 23
Instrument Date	Mar 20, 2023
Instrument	2023038635
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	Revocable Trust
Address	3317 LOS PRADOS ST APT 2, 2, SAN MATEO, CA 94403-3037

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18854 SANDY RD, CASTRO VALLEY, CA 94546-2428
Transaction Type	Mortgage
Record Updated	Feb 9, 2021
Title Company	BOSTON NATIONAL TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3317 LOS PRADOS ST 2, 2, SAN MATEO, CA 94403-3037

Mortgage

Document Number	0000336085
Date	Dec 4, 2020
Instrument	2020336085

Lender

Name	ZILLOW HOME LOANS LLC
Type	Mortgage Company
Address	LEAWOOD, KS 66211

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 1, 2050

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		$718,426 (+2%) Land $208,283 Building $510,143
2025	$9,180.00 (+3.95%)	$704,342 (+4.04%) Land $204,200 Building $500,142
2023	$8,831.00	$676,996 Land $196,272 Building $480,724	$832,680

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	3 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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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 724 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

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

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