3140 Walnut Blvd, Walnut Creek, CA 94596 Property Records

Contra Costa County property record for 3140 Walnut Blvd, Walnut Creek, CA 94596

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,751 sqft · built 1951
Lot Size	0.52 acres (22,651 sqft)
Owner	2 Individual Names on File
Last Sale	$605,000 (Feb 2024)
Tax Bill	$7,420 (2025)
Deeds & Mortgages	Feb 2024 Line of Credit Mar 2022 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`180-240-005-9`

Property Details

APN / Parcel Number

Primary APN	`180-240-005-9`
Alternative APN	`180-240-005`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,751 sqft Living Area
Gross Area	2,151 sqft
1st Floor Area	1,751 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1970
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	22,651 sqft (0.52 acres)
Garage Type	Attached
Garage Area	400 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Wall Unit
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	3140 WALNUT BLVD
City	WALNUT CREEK
State	CA
Zip	94596-5455
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	WALNUT HEIGHTS POR LOT 5 BLK 3
Legal Subdivision	WALNUT HEIGHTS MAP #2
Legal Block	3
Legal Lot Number	5
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3004
Census Tract	343002

Owner

3140 Walnut Blvd is owned and occupied by two individuals who bought it in February 2024.

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

Owner of Record	2 Individual Names on File
Mailing Address	3140 WALNUT BLVD, WALNUT CREEK, CA 94596-5455
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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
Feb 13, 2024	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA
Mar 4, 2022	Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 12, 2024 · Amount on File
Deed Sale	Feb 12, 2024 · Amount on File
Prior Sale	Aug 26, 1998 · Amount on File
Deed Document Number	202413458
Prior Transfer Date	Jul 16, 2003
Prior Transfer Doc	0000366390
Record Updated	Oct 29, 2026

February 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3140 WALNUT BLVD, WALNUT CREEK, CA 94596-5455
Transaction Type	Mortgage
Record Updated	Feb 21, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000013726
Date	Feb 13, 2024
Instrument	2024-013726

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Feb 5, 2054

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

March 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3140 WALNUT BLVD, WALNUT CREEK, CA 94596-5455
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3140 WALNUT BLVD, WALNUT CREEK, CA 94596-5455

Mortgage

Document Number	0000039512
Date	Mar 4, 2022
Instrument	2022-039512

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Apr 1, 2037

Tax Assessment & Valuation

The 2025 property tax bill for 3140 Walnut Blvd was $7,420 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Walnut Creek Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$585,416 (+2%) Land $278,223 Building $307,193
2025	$7,420.00 Homeowner's exemption	$573,938 Land $272,768 Building $301,170
2023	$7,137.00 (+2.13%) Homeowner's exemption	$551,653 Land $262,177 Building $289,476
2022	$6,988.00

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

Flood

FEMA maps place 3140 Walnut Blvd 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
Community Rating System	Class 8 (10% 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

Wildfire risk around 3140 Walnut Blvd is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.

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

Wildfire Risk	Moderate above 52% of the US · lower than 69% of California
Wildfire Likelihood	0.1% 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 182 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
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks.

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