812 Riverrock Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 812 Riverrock Dr, Oakley, CA 94561

Property Summary

Property Type	Single Family Home
Details	5 bd · 4 ba · 3,096 sqft · built 2019
Lot Size	0.116 acres (5,059 sqft)
Owner	2 Individual Names on File
Last Sale	$600,000 (Mar 2020)
Tax Bill	$13,245 (2025)
Deeds & Mortgages	Aug 2021 Mortgage Mar 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (reduced by levee)
APN	`037-560-084-8`

Property Details

APN / Parcel Number

Primary APN	`037-560-084-8`
Alternative APN	`037-560-084`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	3,096 sqft Living Area
1st Floor Area	1,452 sqft
2nd Floor Area	1,644 sqft

Exterior

Year Built	Built 2019
Effective Year Built	Effective 2020
Lot Area	5,059 sqft (0.116 acres)
Garage Type	Attached
Garage Area	588 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	812 RIVERROCK DR
City	OAKLEY
State	CA
Zip	94561-3092
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9349 L476
Legal Subdivision	EMERSON RANCH NBRHD 3 SUB 9349
Legal Tract	9349
Legal Lot Number	476
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	1
Census Block	1018
Census Tract	302011

Owner

812 Riverrock Dr is owned and occupied by two individuals who bought it in March 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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
Aug 18, 2021	Deed of Trust, Mortgage · Conventional Mortgage GUILD MORTGAGE CO
Mar 27, 2020	Grant Deed, Transfer · Conventional Mortgage US BANK NA
Feb 26, 2019	Correction Deed FIRST AMERICAN TITLE
Aug 31, 2017	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 27, 2020 · Amount on File
Deed Sale	Mar 27, 2020 · Amount on File
Deed Document Number	202059342
Prior Transfer Date	Feb 20, 2019
Prior Transfer Doc	0000025800
Record Updated	Sep 20, 2026

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092

Mortgage

Document Number	0000229377
Date	Aug 18, 2021
Instrument	2021-229377

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company
Address	SAN DIEGO, CA 92111

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2051

March 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 27, 2020
Property Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092
Document Number	0000059342
Map Reference	MB 524 PG 15-23
Instrument Date	Feb 20, 2020
Instrument	2020-059342
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount on Record
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	812 RIVERROCK DR, OAKLEY, CA 94561-3092

Mortgage

Document Number	0000059343
Date	Mar 27, 2020
Instrument	2020-059343

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2050

February 2019: Correction Deed

Document Type	Correction Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 26, 2019
Property Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092
Document Number	0000025800
Instrument Date	Feb 20, 2019
Instrument	25800
Record Updated	Mar 6, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	500 LA GONDA WAY DANVILLE CA 945261746, DANVILLE, CA 94526-1746

August 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 31, 2017
Property Address	812 RIVERROCK DR, OAKLEY, CA 94561-3092
Document Number	0000159222
Instrument Date	Aug 23, 2017
Instrument	159222
Transaction Type	Transfer
Record Updated	Sep 5, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	500 LA GONDA WAY DANVILLE CA 945261746, DANVILLE, CA 94526-1746

Tax Assessment & Valuation

The 2025 property tax bill for 812 Riverrock Dr was $13,245.

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		$669,194 (+2%) Land $111,550 Building $557,644
2025	$13,245.00	$656,073 Land $109,363 Building $546,710
2023	$12,829.00 (+1.91%)	$630,599 Land $105,117 Building $525,482
2022	$12,589.00

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

Flood

FEMA maps place 812 Riverrock Dr in Zone X, where a levee reduces 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 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

Wildfire risk around 812 Riverrock Dr is moderate, ranking above 53% 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 53% of the US · lower than 68% of California
Wildfire Likelihood	0.1% annual chance
Exposure	Indirect within 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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