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508 Stone Mountain Dr, Oakley, CA 94561 Property Records

Contra Costa County property record for 508 Stone Mountain Dr, Oakley, CA 94561

Property Summary

Property TypeSingle Family Home
Details5 bd · 4.5 ba · 3,268 sqft · built 2020
Lot Size0.148 acres (6,449 sqft)
Owner2 Individual Names on Record
Last Sale$764,500 (Dec 2020)
Tax Bill$12,996 (2025)
Deeds & MortgagesDec 2020 Sale & Mortgage
Jan 2020 Sale
+ 2 more
Flood ZoneZone X (minimal risk)
APN034-260-045-9

Property Details

APN / Parcel Number

Primary APN034-260-045-9
Alternative APN
  • 034-260-045

Interior

Bedrooms5 Beds
Full Baths4.5 Baths
Half Baths1 Half Bath
Total Rooms11 Rooms
Stories2 Stories
Building Area3,268 sqft Living Area
1st Floor Area1,420 sqft
2nd Floor Area1,848 sqft

Exterior

Year BuiltBuilt 2020
Effective Year BuiltEffective 2020
Lot Area6,449 sqft (0.148 acres)
Garage TypeAttached
Garage Area592 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address508 STONE MOUNTAIN DR
CityOAKLEY
StateCA
Zip94561-5097
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT9461 L16
Legal SubdivisionSUBDIVISION 9461
Legal Tract9461
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group1
Census Block1003
Census Tract302007

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on Record
Mailing Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Dec 21, 2020Grant Deed, Transfer · Conventional Mortgage
LOANDEPOT.COM LLC
Jan 22, 2020Grant Deed, Subdivision Related Transfer
OLD REPUBLIC TITLE
Jan 22, 2020Grant Deed, Transfer · Commercial Mortgage
UMPQUA BANK
Jan 22, 2020Quit Claim Deed, Transfer
OLD REPUBLIC TITLE

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleDec 21, 2020 · Amount on Record
Deed SaleDec 21, 2020 · Amount on Record
Prior SaleJan 22, 2020 · Amount on Record
Deed Document Number2020319731
Prior Transfer DateJan 14, 2020
Prior Transfer Doc0000013306
Record UpdatedSep 20, 2026

December 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateDec 21, 2020
Property Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
Document Number0000319731
Map ReferenceMB 536 PG 15
Instrument DateDec 16, 2020
Instrument2020-319731
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
InvestorPossibly a Property Investor

Mortgage

Document Number0000319733
DateDec 21, 2020
Instrument2020-319733
Lender
NameLOANDEPOT.COM LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJan 1, 2051

January 2020: Grant Deed, Subdivision Related Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 22, 2020
Property Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
Document Number0000013304
Instrument DateJan 14, 2020
Instrument13304
Transaction TypeSubdivision Related Transfer
Record UpdatedFeb 5, 2020
Title CompanyOLD REPUBLIC TITLE

Transaction

AmountAmount Recorded
Tax$7,358.00
Amount AccuracyFull Value
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
AddressSTONE MOUNTAIN DR OAKLEY CA 94561, OAKLEY, CA 94561

January 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 22, 2020
Property Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
Document Number0000013305
Map ReferenceMB 536 PG 15
Instrument DateJan 14, 2020
Instrument2020-013305
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address4021 PORT CHICAGO HWY, CONCORD, CA 94520-1122
InvestorPossibly a Property Investor

Mortgage

Document Number0000013308
DateJan 22, 2020
Instrument2020-013308
Lender
NameUMPQUA BANK
TypeBank
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

January 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 22, 2020
Property Address508 STONE MOUNTAIN DR, OAKLEY, CA 94561-5097
Document Number0000013306
Instrument DateJan 14, 2020
Instrument13306
Transaction TypeTransfer
Record UpdatedFeb 3, 2020
Title CompanyOLD REPUBLIC TITLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
AddressSTONE MOUNTAIN DR OAKLEY CA 94561, OAKLEY, CA 94561

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityOakley City
Secondary School DistrictLiberty Union High School District (09 - 12)
Elementary School DistrictOakley Union Elementary School District (KG - 08)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$843,956 (+2%) Land $165,611 Building $678,345
2025$12,996.00 (+3.65%)$827,409 (+4.04%) Land $162,364 Building $665,045
2023$12,538.00 (+1.71%)$795,281 Land $156,060 Building $639,221
2022$12,327.00

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies2 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 RiskLow
lower than 97% of the US · lower than 97.8% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
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 SystemDIABLO WATER DISTRICT
serves 47,158 people · EPA ID CA0710007
Water SourcePurchased surface water from RANDALL-BOLD WATER TREATMENT PLANT
Last State InspectionJan 2024
Also Mapped HereCONTRA COSTA WATER DISTRICT
Lead2 ppb (2020–2022)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 543 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL in parts of the area		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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