504 Marshall Dr, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 504 Marshall Dr, Walnut Creek, CA 94598

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,316 sqft · built 1955
Lot Size	0.28 acres (12,210 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,325,000 (Mar 2019)
Tax Bill	$17,288 (2025)
Deeds & Mortgages	Mar 2019 Sale & Mortgage Jun 2018 Transfer + 4 more
Flood Zone	Zone X (minimal risk)
APN	`179-231-009-4`

Property Details

APN / Parcel Number

Primary APN	`179-231-009-4`
Alternative APN	`179-231-009`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,316 sqft Living Area
1st Floor Area	2,316 sqft

Exterior

Year Built	Built 1955
Effective Year Built	Effective 2000
Lot Area	12,210 sqft (0.28 acres)
Garage Type	Attached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	504 MARSHALL DR
City	WALNUT CREEK
State	CA
Zip	94598-4909
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	TRACT 2079 22
Legal Subdivision	2079 CONTRA COSTA CALIFORNIA
Legal Tract	2079
Legal Lot Number	22
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2008
Census Tract	343002

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	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Mar 12, 2019	Grant Deed, Transfer · ARM SILICON VALLEY BANK
Jun 8, 2018	Affidavit of Death, Transfer LAWYERS TITLE/NTHRN CA
Jun 8, 2018	Grant Deed, Transfer · Line of Credit IRON BRIDGE MORTGAGE FUND LLC
Apr 6, 2018	Quit Claim Deed, Transfer LAWYERS TITLE
Mar 29, 2017	Quit Claim Deed, Transfer Quitclaim
Mar 29, 2017	Affidavit of Death, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 12, 2019 · Amount on Record
Deed Sale	Mar 12, 2019 · Amount on Record
Prior Sale	Jun 8, 2018 · Amount on Record
Deed Document Number	201933601
Prior Transfer Date	Apr 1, 2018
Prior Transfer Doc	0000053124
Record Updated	Oct 29, 2026

March 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 12, 2019
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000033601
Map Reference	MB 54 PG 41
Instrument Date	Mar 10, 2019
Instrument	2019-033601
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	LAWYERS 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	Community Property with Right of Survivorship
Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909

Mortgage

Document Number	0000033602
Date	Mar 12, 2019
Instrument	2019-033602

Lender

Name	SILICON VALLEY BANK
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.12%
Type Change Date	Apr 1, 2029
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5.12%
Index	1-Year LIBOR
Max Rate	9.12%

June 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 8, 2018
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000091713
Instrument Date	Jun 7, 2018
Instrument	91713
Transaction Type	Transfer
Record Updated	Jun 18, 2018
Title Company	LAWYERS TITLE/NTHRN CA

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	7 FIFI CT WALNUT CREEK CA 945984219, WALNUT CREEK, CA 94598-4219

June 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 8, 2018
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000091714
Map Reference	MB 54 PG 41
Instrument Date	Jun 7, 2018
Instrument	2018-091714
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	LAWYERS TITLE INSURANCE COMP

Transaction

Amount	Amount Recorded
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
Address	303 IRON HORSE CT, ALAMO, CA 94507-2655

Mortgage

Document Number	0000091715
Date	Jun 8, 2018
Instrument	2018-091715

Lender

Name	IRON BRIDGE MORTGAGE FUND LLC
Type	Lending Institution

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	6 Months
Due	Dec 8, 2018

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 6, 2018
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000053124
Instrument Date	Apr 1, 2018
Instrument	53124
Transaction Type	Transfer
Record Updated	Apr 12, 2018
Title Company	LAWYERS TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	7 FIFI CT WALNUT CREEK CA 945984219, WALNUT CREEK, CA 94598-4219

March 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 29, 2017
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000053861
Instrument Date	Mar 16, 2017
Instrument	53861
Transaction Type	Transfer
Record Updated	Apr 5, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	7 FIFI CT WALNUT CREEK CA 945984219, WALNUT CREEK, CA 94598-4219

March 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 29, 2017
Property Address	504 MARSHALL DR, WALNUT CREEK, CA 94598-4909
Document Number	0000053860
Instrument Date	Mar 16, 2017
Instrument	53860
Transaction Type	Transfer
Record Updated	Apr 5, 2017

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	40 VIA ROBLES ALAMO CA 945072658, ALAMO, CA 94507-2658

Tax Assessment & Valuation

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		$1,507,619 (+2%) Land $989,908 Building $517,711
2025	$17,288.00 (+3.84%) Homeowner's exemption	$1,478,059 (+4.04%) Land $970,499 Building $507,560
2023	$16,648.00 (+2.29%) Homeowner's exemption	$1,420,665 Land $932,814 Building $487,851
2022	$16,276.00

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	3 in force
Nearby Flood Claims	1 (2004)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2004 · tidal / storm surge

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	Moderate above 61% of the US · lower than 63% of California
Wildfire Likelihood	0.2% 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 246 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
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, Sonic Telecom.

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