18372 Joseph Dr, Castro Valley, CA 94546 Property Records

Alameda County property record for 18372 Joseph Dr, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,172 sqft · built 1954
Lot Size	0.125 acres (5,450 sqft)
Owner	2 Individual Names on File
Last Sale	$949,000 (Dec 2022)
Tax Bill	$12,520 (2025)
Deeds & Mortgages	Dec 2022 Sale & Mortgage Nov 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`84D-1209-6`

Property Details

APN / Parcel Number

Primary APN	`84D-1209-6`
Alternative APN	`084D-1209-006-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,172 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1969
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Tar & Gravel
Lot Area	5,450 sqft (0.125 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	18372 JOSEPH DR
City	CASTRO VALLEY
State	CA
Zip	94546-2204
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	LOT: 00006 BLK: 0002 TR: 1236
Legal Subdivision	TRACT 1236
Legal Tract	1236
Legal Block	2
Legal Lot Number	6
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3000
Census Tract	430300

Owner

18372 Joseph Dr is owned by two individuals who bought it in December 2022.

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

Owner of Record	2 Individual Names on File
Mailing Address	270 DUCK CT, FOSTER CITY, CA 94404-1409
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
Dec 13, 2022	Grant Deed, Transfer · Conventional Mortgage NORTH AMERICAN SAVINGS BANK FSB
Nov 3, 2021	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 13, 2022 · Amount on File
Deed Sale	Dec 13, 2022 · Amount on File
Deed Document Number	2022196884
Prior Transfer Date	Jun 21, 2003
Prior Transfer Doc	0000402458
Record Updated	Oct 29, 2026

December 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Dec 13, 2022
Property Address	18372 JOSEPH DR, CASTRO VALLEY, CA 94546-2204
Document Number	0000196884
Map Reference	MB 33 PG 81
Instrument Date	Nov 28, 2022
Instrument	2022196884
Transaction Type	Transfer
Record Updated	Jan 9, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,043.90
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	270 DUCK CT, FOSTER CITY, CA 94404-1409

Mortgage

Document Number	0000196885
Date	Dec 13, 2022
Instrument	2022196885

Lender

Name	NORTH AMERICAN SAVINGS BANK FSB
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2053

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18372 JOSEPH DR, CASTRO VALLEY, CA 94546-2204
Transaction Type	Mortgage
Record Updated	Nov 26, 2021
Title Company	AMROCK TITLE CALIFORNIA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18372 JOSEPH DR, CASTRO VALLEY, CA 94546-2204

Mortgage

Document Number	0000361038
Date	Nov 3, 2021
Instrument	2021361038

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Nov 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 18372 Joseph Dr was $12,520.

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		$1,007,078 (+2%) Land $302,123 Building $704,955
2025	$12,520.00	$987,338 Land $296,201 Building $691,137
2023	$12,060.00	$949,000 Land $284,700 Building $664,300	$842,850

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

Flood

FEMA maps place 18372 Joseph 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	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

Wildfire risk around 18372 Joseph Dr is low, with a 0.01% annual chance of 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 666 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 · 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, T-Mobile, Unwired.

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