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9 Dos Posos, Orinda, CA 94563 Property Records

Contra Costa County property record for 9 Dos Posos, Orinda, CA 94563

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 3,143 sqft · built 2008
Lot Size0.46 acres (20,037 sqft)
Owner2 Company Names on Record
Tax Bill$17,543 (2025)
Deeds & MortgagesJul 2026 Sale
Flood ZoneZone X (minimal risk)
APN262-091-024-6

Property Details

APN / Parcel Number

Primary APN262-091-024-6
Alternative APN
  • 262-091-024

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories1 Story
Building Area3,143 sqft Living Area
1st Floor Area1,402 sqft
Basement Area1,741 sqft

Exterior

Year BuiltBuilt 2008
Effective Year BuiltEffective 2009
Lot Area20,037 sqft (0.46 acres)
Garage TypeAttached
Garage Area408 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address9 DOS POSOS
CityORINDA
StateCA
Zip94563-1849
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionHACIENDAS DEL ORINDA #2 POR LTS 249 & 246
Legal SubdivisionHACIENDAS DEL ORINDA #2
Legal Lot Number249
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3014
Census Tract354002

Owner

Source: Contra Costa County records, as of August 3, 2026

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

Owner of Record2 Company Names on Record
Mailing Address9 DOS POSOS, ORINDA, CA 94563-1849
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last Transfer DateJul 22, 2026
Transfer Doc0000078233
Record UpdatedSep 20, 2026

July 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 24, 2026
Property Address9 DOS POSOS, ORINDA, CA 94563-1849
Document Number0000078233
Instrument DateJul 22, 2026
Instrument202678233
Transaction TypeTransfer
Record UpdatedAug 31, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Trust
Address9 DOS POSOS, ORINDA, CA 94563-1849
InvestorPossibly a Property Investor

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityOrinda City
Secondary School DistrictAcalanes Union High School District (09 - 12)
Elementary School DistrictOrinda Union Elementary School District (KG - 08)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,389,053 (+2%) Land $447,516 Building $941,537
2025$17,543.00 (+3.3%) Homeowner's exemption$1,361,818 (+4.04%) Land $438,742 Building $923,076
2023$16,983.00 (+2.97%) Homeowner's exemption$1,308,939 Land $421,706 Building $887,233
2022$16,493.00

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
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies8 in force
Nearby Flood Claims11 (1982–2021)
Claims Outside the SFHA3 of 11
Most Recent ClaimOct 2021 · rainfall accumulation
Claims by Event
  • Severe Winter Storms, Flooding, And Mudslides, Feb 2017 · 2 claims
  • Severe Storms, Flooding, Mud And Landslides, Dec 1996 · 2 claims

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 94% of the US · lower than 96% of California
Wildfire Likelihood0.02% annual chance
ExposureNone
beyond 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 SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 264 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20

May also be available: Etheric Networks, Unwired.

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