18913 Walnut Rd, Castro Valley, CA 94546 Property Records

Alameda County property record for 18913 Walnut Rd, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,272 sqft · built 1955
Lot Size	0.229 acres (9,984 sqft)
Owner	Individual Name on Record
Last Sale	$775,000 (Sep 2019)
Tax Bill	$10,788 (2025)
Deeds & Mortgages	Jul 2020 Mortgage Oct 2020 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`84D-1107-44`

Property Details

APN / Parcel Number

Primary APN	`84D-1107-44`
Alternative APN	`084D-1107-044-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,272 sqft Living Area

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1956
Architectural Style	Other
Construction Type	Wood
Lot Area	9,984 sqft (0.229 acres)

Location & Zoning

Street Address	18913 WALNUT RD
City	CASTRO VALLEY
State	CA
Zip	94546-2005
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	OFFICIAL RECS 3 PG 52
Legal Subdivision	A REMO BUTI
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2004
Census Tract	430400

Owner

Source: Alameda County records, as of October 20, 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 8, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Oct 29, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Sep 4, 2019	Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA
Sep 4, 2019	Affidavit of Death, Transfer OLD REPUBLIC TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 4, 2019 · Amount on Record
Deed Sale	Sep 4, 2019 · Amount on Record
Deed Document Number	2019173532
Record Updated	Jun 8, 2026

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000158894
Date	Jul 8, 2020
Instrument	2020158894

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	358 Months
Due	May 1, 2050

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005

Mortgage

Document Number	0000289392
Date	Oct 29, 2020
Instrument	2020289392

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2050

September 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Sep 4, 2019
Property Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005
Document Number	0000173532
Map Reference	MB 3 PG 52
Instrument Date	Aug 29, 2019
Instrument	2019173532
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005

Mortgage

Document Number	0000173533
Date	Sep 4, 2019
Instrument	2019173533

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 1, 2049

September 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	ALAMEDA CA
Recording Date	Sep 4, 2019
Property Address	18913 WALNUT RD, CASTRO VALLEY, CA 94546-2005
Document Number	0000173531
Instrument Date	Aug 29, 2019
Instrument	173531
Transaction Type	Transfer
Record Updated	Sep 25, 2019
Title Company	OLD REPUBLIC TITLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	18913 WALNUT RD CASTRO VALLEY CA 945462005, CASTRO VALLEY, CA 94546-2005

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of July 1, 2025

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
2025	$10,788.00 (+3.9%) Homeowner's exemption	$847,562 (+4.04%) Land $254,268 Building $593,294
2023	$10,383.00 Homeowner's exemption	$814,656 Land $244,397 Building $570,259

Assessed value is set for property tax purposes and is not a market price estimate.

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	1 in force
Nearby Flood Claims	2 (1982–2022)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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 606 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks, GeoLinks, Unwired, Verizon.

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