4084 Lambert Rd, El Sobrante, CA 94803 Property Records

Contra Costa County property record for 4084 Lambert Rd, El Sobrante, CA 94803

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 866 sqft · built 1946
Lot Size	0.227 acres (9,900 sqft)
Owner	Individual Name on File
Last Sale	$625,000 (Sep 2025)
Tax Bill	$8,831 (2025)
Deeds & Mortgages	Aug 2019 Mortgage Aug 2019 Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`425-040-021-7`

Property Details

APN / Parcel Number

Primary APN	`425-040-021-7`
Alternative APN	`425-040-021`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	866 sqft Living Area
1st Floor Area	866 sqft

Exterior

Year Built	Built 1946
Effective Year Built	Effective 1946
Exterior Material	Wood
Roof Material	Composition Shingle
Lot Area	9,900 sqft (0.227 acres)
Garage Type	Attached
Garage Area	273 sqft
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	4084 LAMBERT RD
City	EL SOBRANTE
State	CA
Zip	94803-1710
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	SANTA RITA ACRES #6 LOT 347
Legal Subdivision	SANTA RITA ACRES 06
Legal Lot Number	347
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	1
Census Block	1000
Census Tract	363000

Owner

4084 Lambert Rd is owned and occupied by an individual who bought it in September 2025.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on File
Mailing Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Unmarried Woman

Deeds, Mortgages & Sale History

Date	Document
Aug 12, 2019	Deed of Trust, Mortgage · Conventional Mortgage SILICON VALLEY BANK
Aug 6, 2019	Deed of Trust, Mortgage · Conventional Mortgage CHASE STREET ASSET RETENTION T
Jun 17, 2019	Affidavit of Death, Transfer OLD REPUBLIC TITLE
Jun 17, 2019	Grant Deed, Transfer OLD REPUBLIC TITLE COMPANY BERKELEY, OLD REPUBLIC TITLE CO BERKELEY
Oct 13, 2017	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 11, 2025 · Amount on File
Deed Sale	Sep 11, 2025 · Amount on File
Prior Sale	Jul 3, 2025 · Amount on File
Deed Document Number	202592906
Prior Transfer Date	Sep 21, 2017
Prior Transfer Doc	0000188370
Record Updated	Oct 29, 2026

August 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000127293
Date	Aug 12, 2019
Instrument	2019-127293

Lender

Name	SILICON VALLEY BANK
Type	Bank
Address	SANTA CLARA, CA 95054

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2049

August 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Document Number	0000130087
Instrument Date	Aug 6, 2019
Transaction Type	Mortgage
Record Updated	Aug 27, 2019
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4084 LAMBERT RD EL SOBRANTE CA 948031710, EL SOBRANTE, CA 94803-1710

Mortgage

Document Number	0000130087
Date	Aug 15, 2019
Instrument	130087

Lender

Name	CHASE STREET ASSET RETENTION T
Address	250 E PEARSON ST # 3502, CHICAGO, IL 60611-5268

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

June 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 17, 2019
Property Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Document Number	0000091573
Instrument Date	Jun 13, 2019
Instrument	91573
Transaction Type	Transfer
Record Updated	Jun 25, 2019
Title Company	OLD REPUBLIC TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2116 GOLDEN RAIN RD WALNUT CREEK CA 945951990, WALNUT CREEK, CA 94595-1990

June 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 17, 2019
Property Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Document Number	0000091574
Instrument Date	Jun 13, 2019
Instrument	91574
Transaction Type	Transfer
Record Updated	Jun 25, 2019
Title Company	OLD REPUBLIC TITLE COMPANY BERKELEY, OLD REPUBLIC TITLE CO BERKELEY

Transaction

Amount	Amount on Record
Tax	$594.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	516 MERRITT AVE #B OAKLAND CA 946105172, B, OAKLAND, CA 94610-5172

October 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 13, 2017
Property Address	4084 LAMBERT RD, EL SOBRANTE, CA 94803-1710
Document Number	0000188370
Instrument Date	Sep 21, 2017
Instrument	188370
Transaction Type	Transfer
Record Updated	Oct 17, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	4084 LAMBERT RD EL SOBRANTE CA 948031710, EL SOBRANTE, CA 94803-1710

Tax Assessment & Valuation

The 2025 property tax bill for 4084 Lambert Rd was $8,831.

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		$625,000 (+3.76%) Land $440,000 Building $185,000
2025	$8,831.00 Homeowner's exemption	$602,375 Land $390,429 Building $211,946
2023	$8,441.00 (+1.38%) Homeowner's exemption	$578,986 Land $375,269 Building $203,717
2022	$8,326.00

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

Flood

FEMA maps place 4084 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 4084 Lambert Rd is low, with a 0.02% 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	0.02% annual chance
Exposure	Direct burnable vegetation

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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

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

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