3030 Diablo Shadow Dr, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 3030 Diablo Shadow Dr, Walnut Creek, CA 94598

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,562 sqft · built 1974
Lot Size	0.239 acres (10,400 sqft)
Owner	2 Company Names on Record
Last Sale	$975,000 (Jun 2007)
Tax Bill	$15,222 (2025)
Deeds & Mortgages	Aug 2020 Mortgage Sep 2020 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`135-192-005-1`

Property Details

APN / Parcel Number

Primary APN	`135-192-005-1`
Alternative APN	`135-192-005`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	2,562 sqft Living Area
1st Floor Area	1,437 sqft
2nd Floor Area	1,125 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1974
Effective Year Built	Effective 1983
Architectural Style	Ranch
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	10,400 sqft (0.239 acres)
Garage Type	Attached
Garage Area	528 sqft
Parking Spaces	2 Parking Spaces

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	3030 DIABLO SHADOW DR
City	WALNUT CREEK
State	CA
Zip	94598-3654
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10
Legal Description	T04539 L0011 B
Legal Subdivision	SUBDIVISION 4539
Legal Tract	04539
Legal Lot Number	11
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1011
Census Tract	355302

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 Company Names on Record
Mailing Address	3030 DIABLO SHADOW DR, WALNUT CREEK, CA 94598-3654
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 11, 2020	Deed of Trust, Mortgage · Conventional Mortgage CHEVRON FCU
Sep 11, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Sep 11, 2020	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 8, 2007 · Amount on Record
Deed Sale	Jun 8, 2007 · Amount on Record
Prior Sale	Jun 8, 2007 · Amount on Record
Deed Document Number	2007166886
Last Transfer Date	Sep 4, 2020
Transfer Doc	0000201988
Record Updated	Oct 29, 2026

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3030 DIABLO SHADOW DR, WALNUT CREEK, CA 94598-3654
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000166840
Date	Aug 11, 2020
Instrument	2020-166840

Lender

Name	CHEVRON FCU
Type	Credit Union
Address	OAKLAND, CA 94607

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Sep 1, 2035

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 11, 2020
Property Address	3030 DIABLO SHADOW DR, WALNUT CREEK, CA 94598-3654
Document Number	0000201988
Instrument Date	Sep 4, 2020
Instrument	201988
Transaction Type	Transfer
Record Updated	Sep 25, 2020
Title Company	NOT AVAILABLE

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	3030 DIABLO SHADOW DR WALNUT CREEK CA 945983654, WALNUT CREEK, CA 94598-3654

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 11, 2020
Property Address	3030 DIABLO SHADOW DR, WALNUT CREEK, CA 94598-3654
Document Number	0000201989
Instrument Date	Sep 4, 2020
Instrument	201989
Transaction Type	Transfer
Record Updated	Sep 25, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	3030 DIABLO SHADOW DR WALNUT CREEK CA 945983654, WALNUT CREEK, CA 94598-3654

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	Walnut Creek City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,332,404 (+2%) Land $683,285 Building $649,119
2025	$15,222.00 (+4%) Homeowner's exemption	$1,306,280 (+4.04%) Land $669,888 Building $636,392
2023	$14,636.00 (+0.88%) Homeowner's exemption	$1,255,557 Land $643,876 Building $611,681
2022	$14,508.00

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
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	2 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 62% of the US · lower than 77% of California
Wildfire Likelihood	0.05% 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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 423 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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