4811 Venner Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4811 Venner Rd, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,497 sqft · built 1956
Lot Size	1.02 acres (44,866 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,165,000 (Mar 2021)
Tax Bill	$15,033 (2025)
Deeds & Mortgages	Mar 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`162-142-001-5`

Property Details

APN / Parcel Number

Primary APN	`162-142-001-5`
Alternative APN	`162-142-001`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,497 sqft Living Area
1st Floor Area	1,582 sqft
Basement Area	915 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1975
Architectural Style	Ranch
Exterior Material	Stucco
Roof Material	Other
Lot Area	44,866 sqft
Garage Type	Attached
Garage Area	483 sqft
Parking Spaces	2 Parking Spaces
Porch	Screened Porch

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4811 VENNER RD
City	MARTINEZ
State	CA
Zip	94553-4546
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R40
Legal Description	MUIR OAKS POR LOTS 26 & 27
Legal Subdivision	MUIR OAKS
Legal Lot Number	26,27
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4000
Census Tract	321101

Owner

Source: Contra Costa County records, as of July 14, 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	4811 VENNER RD, MARTINEZ, CA 94553-4546
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 1, 2021 · Amount on Record
Deed Sale	Mar 1, 2021 · Amount on Record
Prior Sale	Jul 18, 2014 · Amount on Record
Deed Document Number	202161669
Prior Transfer Date	Mar 1, 1994
Prior Transfer Doc	0000078765
Record Updated	Sep 20, 2026

March 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 1, 2021
Property Address	4811 VENNER RD, MARTINEZ, CA 94553-4546
Document Number	0000061669
Map Reference	VOL 10 PG 243
Instrument Date	Feb 25, 2021
Instrument	2021-061669
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO 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	Joint Tenants
Address	4811 VENNER RD, MARTINEZ, CA 94553-4546

Mortgage

Document Number	0000061670
Date	Mar 1, 2021
Instrument	2021-061670

Lender

Name	STEARNS LENDING LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Apr 1, 2036

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Martinez City
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,286,252 (+2%) Land $712,131 Building $574,121
2025	$15,033.00 (+6.39%)	$1,261,032 (+4.04%) Land $698,168 Building $562,864
2023	$14,130.00 (+1.74%)	$1,212,066 Land $671,058 Building $541,008
2022	$13,888.00

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

Flood

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
Nearby Flood Policies	1 in force
Nearby Flood Claims	1 (1981)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Nov 1981 · rainfall accumulation

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 64% of the US · lower than 78% of California
Wildfire Likelihood	0.04% 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	CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 239 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

May also be available: Astound Broadband, AT&T, T-Mobile, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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