18248 Lamson Rd, Castro Valley, CA 94546 Property Records

Alameda County property record for 18248 Lamson Rd, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 1,696 sqft · built 1955
Lot Size	0.263 acres (11,475 sqft)
Owner	2 Individual Names on Record
Last Sale	$840,000 (Jan 2020)
Tax Bill	$11,626 (2025)
Deeds & Mortgages	Oct 2020 Mortgage Jan 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`84D-1173-26`

Property Details

APN / Parcel Number

Primary APN	`84D-1173-26`
Alternative APN	`084D-1173-026-00`

Interior

Bedrooms	3 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,696 sqft Living Area

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1956
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	11,475 sqft (0.263 acres)

Location & Zoning

Street Address	18248 LAMSON RD
City	CASTRO VALLEY
State	CA
Zip	94546-2122
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00026 BLK: AR: 084D PAGE: 1173
Legal Subdivision	CASTRO VLY ORCHARDS
Legal Lot Number	24&25
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	2 Individual Names on Record
Mailing Address	18248 LAMSON RD, CASTRO VALLEY, CA 94546-2122
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 27, 2020	Deed of Trust, Mortgage · Conventional Mortgage FAIRWAY INDEPENDENT MORTGAGE CORP
Jan 13, 2020	Grant Deed, Transfer · Conventional Mortgage FAIRWAY INDEPENDENT MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 13, 2020 · Amount on Record
Deed Sale	Jan 13, 2020 · Amount on Record
Deed Document Number	20207455
Prior Transfer Date	Oct 19, 2005
Prior Transfer Doc	0000326191
Record Updated	Oct 29, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18248 LAMSON RD, CASTRO VALLEY, CA 94546-2122
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	CORNERSTONE TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18248 LAMSON RD, CASTRO VALLEY, CA 94546-2122

Mortgage

Document Number	0000287099
Date	Oct 27, 2020
Instrument	2020287099

Lender

Name	FAIRWAY INDEPENDENT MORTGAGE CORP
Type	Mortgage Company
Address	CARROLLTON, TX 75010

Agreement

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

January 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jan 13, 2020
Property Address	18248 LAMSON RD, CASTRO VALLEY, CA 94546-2122
Document Number	0000007455
Map Reference	MB 25 PG 72
Instrument Date	Jan 2, 2020
Instrument	2020007455
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
Relationship	Community Property with Right of Survivorship
Address	18248 LAMSON RD, CASTRO VALLEY, CA 94546-2122

Mortgage

Document Number	0000007456
Date	Jan 13, 2020
Instrument	2020007456

Lender

Name	FAIRWAY INDEPENDENT MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 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		$930,020 (+1.24%) Land $281,106 Building $655,914
2025	$11,626.00 (+3.86%) Homeowner's exemption	$918,648 (+4.04%) Land $275,594 Building $643,054
2023	$11,194.00 Homeowner's exemption	$882,981 Land $264,894 Building $618,087	$949,950

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	0.03% 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 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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