4005 Lambert Rd, El Sobrante, CA 94803 Property Records

Contra Costa County property record for 4005 Lambert Rd, El Sobrante, CA 94803

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,039 sqft · built 1946
Lot Size	0.215 acres (9,350 sqft)
Owner	Trust Name on File
Last Sale	$710,000 (Dec 2023)
Tax Bill	$10,498 (2025)
Deeds & Mortgages	Dec 2023 Sale Aug 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`425-032-009-2`

Property Details

APN / Parcel Number

Primary APN	`425-032-009-2`
Alternative APN	`425-032-009`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,039 sqft Living Area
1st Floor Area	831 sqft
Basement Area	464 sqft

Exterior

Year Built	Built 1946
Effective Year Built	Effective 1960
Architectural Style	Traditional
Exterior Material	Wood
Roof Material	Composition Shingle
Lot Area	9,350 sqft (0.215 acres)
Garage Type	Attached
Garage Area	256 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4005 LAMBERT RD
City	EL SOBRANTE
State	CA
Zip	94803-1709
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	SANTA RITA ACRES #6 367
Legal Subdivision	SANTA RITA ACRES 06
Legal Lot Number	367
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	1
Census Block	1000
Census Tract	363000

Owner

4005 Lambert Rd is held in a trust since December 2023.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	Trust Name on File
Mailing Address	PO BOX 505, PENNGROVE, CA 94951-0505
Owner Type	Company
Vesting	Trust

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 27, 2023	Grant Deed, Transfer CHICAGO TITLE COMPANY
Aug 13, 2020	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 27, 2023 · Amount on File
Deed Sale	Dec 27, 2023 · Amount on File
Prior Sale	Aug 13, 2020 · Amount on File
Deed Document Number	2023135784
Prior Transfer Date	Apr 6, 2007
Prior Transfer Doc	0000106507
Record Updated	Oct 29, 2026

December 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 27, 2023
Property Address	4005 LAMBERT RD, EL SOBRANTE, CA 94803-1709
Document Number	0000135784
Map Reference	MB 27 PG 34
Instrument Date	Dec 26, 2023
Instrument	2023-135784
Transaction Type	Transfer
Record Updated	Jan 8, 2024
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount 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	PO BOX 505, PENNGROVE, CA 94951-0505

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 13, 2020
Property Address	4005 LAMBERT RD, EL SOBRANTE, CA 94803-1709
Document Number	0000170424
Map Reference	MB 27 PG 34
Instrument Date	Aug 4, 2020
Instrument	2020-170424
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
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	4005 LAMBERT RD, EL SOBRANTE, CA 94803-1709

Mortgage

Document Number	0000170425
Date	Aug 13, 2020
Instrument	2020-170425

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 4005 Lambert Rd was $10,498.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	West Contra Costa Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$738,684 (+2%) Land $582,624 Building $156,060
2025	$10,498.00	$724,200 Land $571,200 Building $153,000
2023	$9,299.00 (+1.35%) Homeowner's exemption	$645,048 Land $395,352 Building $249,696
2022	$9,175.00

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

Flood

FEMA maps place 4005 Lambert Rd in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 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
Flood Insurance Cost	Premium on File median of 13 policies
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	13 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 4005 Lambert Rd is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% 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 216 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
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Sonic Telecom, T-Mobile.

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