18984 Lamson Rd, Castro Valley, CA 94546 Property Records

Alameda County property record for 18984 Lamson Rd, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,894 sqft · built 1950
Lot Size	0.138 acres (6,000 sqft)
Owner	Company Name on Record
Tax Bill	$4,921 (2025)
Deeds & Mortgages	Jul 2023 Transfer Sep 2022 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84D-1175-14`

Property Details

APN / Parcel Number

Primary APN	`84D-1175-14`
Alternative APN	`084D-1175-014-00`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,894 sqft Living Area

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1953
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	6,000 sqft (0.138 acres)

Location & Zoning

Street Address	18984 LAMSON RD
City	CASTRO VALLEY
State	CA
Zip	94546-2136
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00014 BLK: AR: 084D PAGE: 1175
Legal Subdivision	CASTRO VLY ORCHARDS
Legal Lot Number	16
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1009
Census Tract	430300

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	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jul 21, 2023	Intrafamily Transfer, Transfer
Sep 16, 2022	Intrafamily Transfer, Transfer
Oct 11, 2018	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Jul 20, 2023
Transfer Doc	0000083531
Record Updated	Sep 20, 2026

July 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Jul 21, 2023
Property Address	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136
Document Number	0000083531
Map Reference	MB 25 PG 72
Instrument Date	Jul 20, 2023
Instrument	2023083531
Transaction Type	Transfer
Record Updated	Aug 18, 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	Living Trust
Address	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136

September 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Sep 16, 2022
Property Address	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136
Document Number	0000158954
Map Reference	MB 25 PG 72
Instrument Date	Sep 9, 2022
Instrument	2022158954
Transaction Type	Transfer
Record Updated	Oct 11, 2022

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
Address	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Oct 11, 2018
Property Address	18984 LAMSON RD, CASTRO VALLEY, CA 94546-2136
Document Number	0000198092
Instrument Date	Oct 4, 2018
Instrument	198092
Transaction Type	Transfer
Record Updated	Oct 31, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	21120 EDEN CANYON RD CASTRO VALLEY CA 945529750, CASTRO VALLEY, CA 94552-9750

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		$350,269 (+2%) Land $143,553 Building $206,716
2025	$4,921.00 (+4.41%)	$343,401 (+4.04%) Land $140,738 Building $202,663
2023	$4,713.00 (+2.21%)	$330,067 (+2%) Land $135,273 Building $194,794	$1,180,800
2022	$4,611.00	$323,596 Land $132,621 Building $190,975

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	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

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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