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5436 Sandmound Blvd, Oakley, CA 94561 Property Records

Contra Costa County property record for 5436 Sandmound Blvd, Oakley, CA 94561

Property Summary

Property TypeDuplex
Details6 bd · 6 ba · 3,600 sqft · built 1990
Lot Size0.201 acres (8,775 sqft)
Owner2 Individual Names on File
Last Sale$119,000 (May 2021)
Tax Bill$7,705 (2025)
Deeds & MortgagesMay 2021 Sale
Oct 2019 Transfer
Flood ZoneZone AE (high risk)
APN032-181-013-7

Property Details

APN / Parcel Number

Primary APN032-181-013-7
Alternative APN
  • 032-181-013

Interior

Bedrooms6 Beds
Full Baths6 Baths
Total Rooms13 Rooms
Stories2 Stories
Building Area3,600 sqft Living Area
1st Floor Area1,800 sqft
2nd Floor Area1,800 sqft

Exterior

Year BuiltBuilt 1990
Effective Year BuiltEffective 1990
Architectural StyleDuplex Single
Lot Area8,775 sqft (0.201 acres)
View / LotWaterfront
Garage TypeAttached
Garage Area990 sqft
Parking Spaces4 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address5436 SANDMOUND BLVD
CityOAKLEY
StateCA
Zip94561-5051
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Local Zoning CodeF1
Legal DescriptionSANDMOUND ACRES LOT 29 LESS MR
Legal SubdivisionSANDMOUND ACRES
Legal Lot Number29
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group4
Census Block4003
Census Tract301000

Owner

5436 Sandmound Blvd, a duplex, is owned by two individuals who bought it in May 2021.

Source: Contra Costa County records, as of July 15, 2026

Owner of Record2 Individual Names on File
Mailing Address5820 CALIFORNIA ST, SAN FRANCISCO, CA 94121-2213
Owner TypeIndividual

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

DateDocument
May 25, 2021Quit Claim Deed, Transfer
Quitclaim
Oct 2, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMay 25, 2021 · Amount on File
Deed SaleMay 25, 2021 · Amount on File
Deed Document Number2021154698
Prior Transfer DateMar 23, 2021
Prior Transfer Doc0000154698
Record UpdatedOct 29, 2026

May 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 25, 2021
Property Address5436 SANDMOUND BLVD, OAKLEY, CA 94561
Document Number0000154698
Map ReferenceMB 38 PG 4
Instrument DateMar 23, 2021
Instrument2021-154698
Transaction TypeTransfer
Record UpdatedNov 3, 2022

Transaction

AmountAmount on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5820 CALIFORNIA ST, SAN FRANCISCO, CA 94121-2213

October 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateOct 2, 2019
Property Address5436 SANDMOUND BLVD, OAKLEY, CA 94561
Document Number0000166193
Instrument DateAug 13, 2019
Instrument166193
Transaction TypeTransfer
Record UpdatedOct 16, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5436 SANDMOUND BLVD OAKLEY CA 94561, OAKLEY, CA 94561

Tax Assessment & Valuation

The 2025 property tax bill for 5436 Sandmound Blvd was $7,705.

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
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$595,167 (+2%) Land $154,676 Building $440,491
2025$7,705.00$583,498 Land $151,644 Building $431,854
2023$7,626.00 (+1.1%)$560,842 Land $145,756 Building $415,086
2022$7,543.00

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

Flood

FEMA maps place 5436 Sandmound Blvd in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation9.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
median of 49 individual policies
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies149 units insured
incl. 100 condo units
Nearby Flood Claims2 (2017–2022)
Most Recent ClaimDec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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 5436 Sandmound Blvd is moderate, ranking above 68% 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 RiskModerate
above 68% of the US · above 43% of California
Wildfire Likelihood0.2% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 SystemDELTA MUTUAL WATER COMPANY
private · serves 333 people · EPA ID CA0707573
Water SourceGroundwater
Last State InspectionMar 2025
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityArsenic
not recorded as resolved · Jul 2025
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 57 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20

May also be available: AT&T.

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