825 Riverrock Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 825 Riverrock Dr, Oakley, CA 94561

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 2,824 sqft · built 2019
Lot Size	0.113 acres (4,932 sqft)
Owner	2 Individual Names on File
Last Sale	$615,000 (Sep 2019)
Tax Bill	$13,421 (2025)
Deeds & Mortgages	Oct 2021 Mortgage Sep 2019 Transfer + 3 more
Flood Zone	Zone X (reduced by levee)
APN	`037-600-048-5`

Property Details

APN / Parcel Number

Primary APN	`037-600-048-5`
Alternative APN	`037-600-048`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,824 sqft Living Area
1st Floor Area	1,357 sqft
2nd Floor Area	1,467 sqft

Exterior

Year Built	Built 2019
Effective Year Built	Effective 2019
Lot Area	4,932 sqft (0.113 acres)
Garage Type	Attached
Garage Area	617 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	825 RIVERROCK DR
City	OAKLEY
State	CA
Zip	94561-3097
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9350 L561
Legal Subdivision	EMERSON RANCH NBRHD 4 SUB 9350
Legal Tract	9350
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	1
Census Block	1019
Census Tract	302011

Owner

825 Riverrock Dr is owned and occupied by two individuals who bought it in September 2019.

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

Owner of Record	2 Individual Names on File
Mailing Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097
Occupancy	Owner Occupied
Owner Type	Individual

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
Oct 21, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC
Sep 16, 2019	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
Sep 16, 2019	Grant Deed, Transfer FIRST AMERICAN TITLE COMPANY
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	Sep 16, 2019 · Amount on File
Deed Sale	Sep 16, 2019 · Amount on File
Deed Document Number	2019152975
Prior Transfer Date	Sep 13, 2019
Prior Transfer Doc	0000152976
Record Updated	Oct 29, 2026

October 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 21, 2021
Property Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097
Document Number	0000296757
Map Reference	MB 530 PG 27-33
Instrument Date	Oct 13, 2021
Instrument	2021-296757
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	AMROCK INC, AMROCK LLC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097

Mortgage

Document Number	0000296758
Date	Oct 21, 2021
Instrument	2021-296758

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

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

September 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 16, 2019
Property Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097
Document Number	0000152976
Instrument Date	Sep 13, 2019
Instrument	152976
Transaction Type	Transfer
Record Updated	Sep 25, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	825 RIVERROCK DR OAKLEY CA 945613097, OAKLEY, CA 94561-3097

September 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 16, 2019
Property Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097
Document Number	0000152975
Map Reference	MB 530 PG 27-33
Instrument Date	Aug 22, 2019
Instrument	2019-152975
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount 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	825 RIVERROCK DR, OAKLEY, CA 94561-3097

February 2019: Correction Deed

Document Type	Correction Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 26, 2019
Property Address	825 RIVERROCK DR, OAKLEY, CA 94561-3097
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	825 RIVERROCK DR, OAKLEY, CA 94561-3097
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 825 Riverrock Dr was $13,421.

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		$685,593 (+2%) Land $167,325 Building $518,268
2025	$13,421.00	$672,151 Land $164,045 Building $508,106
2023	$13,000.00 (+1.9%)	$646,053 Land $157,676 Building $488,377
2022	$12,758.00

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

Flood

FEMA maps place 825 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 825 Riverrock Dr is moderate, ranking above 56% of the US, with a 0.2% annual chance of wildfire.

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

Wildfire Risk	Moderate above 56% of the US · lower than 67% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

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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