1. Home
  2. California
  3. Contra Costa County
  4. Oakley
  5. Sonnet Ct

424 Sonnet Ct, Oakley, CA 94561 Property Records

Contra Costa County property record for 424 Sonnet Ct, Oakley, CA 94561

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.5 ba · 2,923 sqft · built 2014
Lot Size0.133 acres (5,775 sqft)
OwnerIndividual Name on File
Last Sale$409,500 (Oct 2014)
Tax Bill$10,018 (2025)
Deeds & MortgagesMay 2017 Mortgage
Mar 2020 Mortgage
Flood ZoneZone X (reduced by levee)
APN032-490-008-3

Property Details

APN / Parcel Number

Primary APN032-490-008-3
Alternative APN
  • 032-490-008

Interior

Bedrooms4 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Total Rooms11 Rooms
Stories2 Stories
Building Area2,923 sqft Living Area
1st Floor Area1,108 sqft
2nd Floor Area1,815 sqft

Exterior

Year BuiltBuilt 2014
Effective Year BuiltEffective 2014
Architectural StyleCluster
Lot Area5,775 sqft (0.133 acres)
Garage TypeAttached
Garage Area740 sqft
Parking Spaces3 Parking Spaces

Location & Zoning

Street Address424 SONNET CT
CityOAKLEY
StateCA
Zip94561-5086
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT8955 L277
Legal SubdivisionSUBDIVISION 8955
Legal Tract8955
Legal Lot Number277
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group3
Census Block3025
Census Tract301000

Owner

Source: Contra Costa County records · APN 032-490-008-3

Assessment roll updated July 14, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on File
Mailing Address424 SONNET CT, OAKLEY, CA 94561-5086
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
May 12, 2017Deed of Trust, Mortgage · Conventional Mortgage
AMERISAVE MORTGAGE CORP
Mar 31, 2020Deed of Trust, Mortgage · Conventional Mortgage
LEND PLUS

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleOct 31, 2014 · Amount on Record
Deed SaleOct 31, 2014 · Amount on Record
Prior SaleDec 21, 2012 · Amount on Record
Deed Document Number2014188815
Record UpdatedSep 20, 2026

May 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address424 SONNET CT, OAKLEY, CA 94561-5086
Transaction TypeMortgage
Record UpdatedNov 03, 2022

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000082820
DateMay 12, 2017
Instrument2017-082820
Lender
NameAMERISAVE MORTGAGE CORP
TypeMortgage Company
AddressATLANTA, GA 30305
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2047

March 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address424 SONNET CT, OAKLEY, CA 94561-5086
Document Number0000068448
Instrument DateMar 31, 2020
Transaction TypeMortgage
Record UpdatedMay 14, 2020
Title CompanyWESTERN RESOURCES TITLE, WESTERN RSRCS TITLE CO

Transferred To (Grantee/Buyer)

NameVerified Name
Address424 SONNET CT OAKLEY CA 945615086, OAKLEY, CA 94561-5086

Mortgage

Document Number0000068448
DateApr 10, 2020
Instrument68448
Lender
NameLEND PLUS
AddressALISO VIEJO, CA 92656
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueApr 09, 2050

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

YearTax BillAssessed Value
2026$501,374 (+2%) Land $91,935 Building $409,439
2025$10,018.00 (+4.59%) Homeowner's exemption$491,544 (+4.04%) Land $90,133 Building $401,411
2023$9,578.00 (+2.71%) Homeowner's exemption$472,459 Land $86,634 Building $385,825
2022$9,325.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133010003, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
reduced by levee · depends on levee performance
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 24 policies
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies24 in force
Nearby Flood Claims16 (1978–2017)
Most Recent ClaimJan 2017 · Severe Winter Storms, Flooding, And Mudslides
Claims by Event
  • Severe Winter Storms And Flooding, Feb 1998 · 2 claims
  • Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 4 claims
  • Severe Winter Storm, Mud & Land Slides, & Flooding, Jan 1993 · 2 claims

Wildfire

Wildfire RiskHigh
above 74% of the US · above 49% of California
Wildfire Likelihood0.3% annual chance
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

ProviderMax 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

Based on FCC filings for 46 locations within half a mile of this property.

Cell Coverage

5G (outdoors only) and 4G LTE

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0710007, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemDIABLO WATER DISTRICT
serves 47,158 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

Nearby Properties on Sonnet Ct

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures