18621 Clement Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 18621 Clement Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,068 sqft · built 1987
Lot Size	0.216 acres (9,400 sqft)
Owner	2 Individual Names on File
Last Sale	$784,000 (Mar 2013)
Tax Bill	$12,177 (2025)
Deeds & Mortgages	Nov 2020 Mortgage Oct 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`85A-6403-51`

Property Details

APN / Parcel Number

Primary APN	`85A-6403-51`
Alternative APN	`085A-6403-051-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	3,068 sqft Living Area

Exterior

Year Built	Built 1987
Effective Year Built	Effective 1987
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	9,400 sqft (0.216 acres)
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	18621 CLEMENT DR
City	CASTRO VALLEY
State	CA
Zip	94552-5070
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00203 BLK: TR: 4468
Legal Subdivision	TRACT 4468
Legal Tract	4468
Legal Lot Number	203
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2005
Census Tract	430101

Owner

18621 Clement Dr is owned and occupied by two individuals who bought it in March 2013.

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

Owner of Record	2 Individual Names on File
Mailing Address	18621 CLEMENT DR, CASTRO VALLEY, CA 94552-5070
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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
Nov 9, 2020	Deed of Trust, Mortgage · Conventional Mortgage GOOGAIN INC
Oct 26, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage GOOGAIN INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 1, 2013 · Amount on File
Deed Sale	Mar 1, 2013 · Amount on File
Prior Sale	Feb 11, 1997 · Amount on File
Deed Document Number	201381584
Prior Transfer Date	Oct 28, 1996
Prior Transfer Doc	0000279770
Record Updated	Oct 29, 2026

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18621 CLEMENT DR, CASTRO VALLEY, CA 94552-5070
Transaction Type	Mortgage
Record Updated	Jul 19, 2022
Title Company	CHICAGO TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18621 CLEMENT DR, CASTRO VALLEY, CA 94552-5070

Mortgage

Document Number	0000300885
Date	Nov 9, 2020
Instrument	2020300885

Lender

Name	GOOGAIN INC
Type	Mortgage Company
Address	SUNNYVALE, CA 94086

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	241 Months
Due	Dec 1, 2040

October 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Oct 26, 2020
Property Address	18621 CLEMENT DR, CASTRO VALLEY, CA 94552-5070
Document Number	0000286082
Map Reference	MB 117 PG 1-14
Instrument Date	Mar 20, 2020
Instrument	2020286082
Transaction Type	Transfer
Record Updated	Jul 19, 2022
Title Company	FIRST AMERICAN TITLE INS CO

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	18621 CLEMENT DR, CASTRO VALLEY, CA 94552-5070

Mortgage

Document Number	0000286083
Date	Oct 26, 2020
Instrument	2020286083

Lender

Name	GOOGAIN INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	235 Months
Due	May 1, 2040

Tax Assessment & Valuation

The 2025 property tax bill for 18621 Clement Dr was $12,177 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		$977,577 (+1.27%) Land $295,285 Building $689,292
2025	$12,177.00 Homeowner's exemption	$965,278 Land $289,497 Building $675,781
2023	$11,726.00 Homeowner's exemption	$927,800 Land $278,257 Building $649,543	$1,537,290

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

Flood

FEMA maps place 18621 Clement Dr 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 18621 Clement Dr is high, ranking above 74% of the US, with a 0.3% annual chance of wildfire.

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

Wildfire Risk	High above 74% of the US · above 49% of California
Wildfire Likelihood	0.3% 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 207 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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