602 Marathon Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 602 Marathon Dr, Oakley, CA 94561

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 3,164 sqft · built 2021
Lot Size	0.122 acres (5,301 sqft)
Owner	2 Individual Names on Record
Last Sale	$892,500 (Apr 2022)
Tax Bill	$15,836 (2025)
Deeds & Mortgages	Apr 2022 Sale & Mortgage Dec 2019 Sale
Flood Zone	Zone X (reduced by levee)
APN	`032-570-070-6`

Property Details

APN / Parcel Number

Primary APN	`032-570-070-6`
Alternative APN	`032-570-070`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,164 sqft Living Area
1st Floor Area	1,432 sqft
2nd Floor Area	1,732 sqft

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2022
Lot Area	5,301 sqft (0.122 acres)
Garage Type	Attached
Garage Area	559 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	602 MARATHON DR
City	OAKLEY
State	CA
Zip	94561-1066
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9481 L447
Legal Subdivision	GILBERT PROP SUB MAP 9481
Legal Tract	9481
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	1
Census Block	1008
Census Tract	302011

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	602 MARATHON DR, OAKLEY, CA 94561-1066
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 1, 2022	Grant Deed, Subdivision Related Transfer · Conventional Mortgage HOME AMERICAN MORTGAGE CORP
Dec 12, 2019	Grant Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 1, 2022 · Amount on Record
Deed Sale	Apr 1, 2022 · Amount on Record
Deed Document Number	202257017
Record Updated	Sep 20, 2026

April 2022: Grant Deed, Subdivision Related Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 1, 2022
Property Address	602 MARATHON DR, OAKLEY, CA 94561-1066
Document Number	0000057017
Map Reference	MB 538 PG 32
Instrument Date	Mar 9, 2022
Instrument	2022-057017
Transaction Type	Subdivision Related Transfer
Record Updated	Nov 3, 2022
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN 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	602 MARATHON DR, OAKLEY, CA 94561-1066

Mortgage

Document Number	0000057018
Date	Apr 1, 2022
Instrument	2022-057018

Lender

Name	HOME AMERICAN MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 1, 2052

December 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 12, 2019
Property Address	602 MARATHON DR, OAKLEY, CA 94561-1066
Document Number	0000223746
Instrument Date	Dec 6, 2019
Instrument	223746
Transaction Type	Transfer
Record Updated	Dec 30, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$17,107.20
Amount Accuracy	Full Value
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	1 HARBOR CTR #100 SUISUN CITY CA 945852468, 100, SUISUN CITY, CA 94585-2468
Investor	Possibly a Property Investor

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	Oakley City
Secondary School District	Liberty Union High School District (09 - 12)
Elementary School District	Oakley Union Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$836,000 (-2.22%) Land $201,240 Building $634,760
2025	$15,836.00 (+2.64%)	$855,000 (+3.14%) Land $205,814 Building $649,186
2023	$15,429.00 (+46.68%)	$829,000 Land $209,000 Building $620,000
2022	$10,519.00

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 reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	7 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	Moderate above 61% of the US · lower than 62% of California
Wildfire Likelihood	0.2% annual chance
Exposure	None beyond ember reach

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	DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007
Water Source	Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT
Last State Inspection	Jan 2024
Also Mapped Here	CONTRA COSTA WATER DISTRICT
Lead	2 ppb (2020–2022) 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 762 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile.

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