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433 W 10th St, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 433 W 10th St, Pittsburg, CA 94565

Property Summary

Property TypeQuadplex
Details3,562 sqft · built 1929
Lot Size0.144 acres (6,250 sqft)
OwnerCompany Name on Record
Last Sale$831,000 (May 2024)
Tax Bill$12,769 (2025)
Deeds & MortgagesJun 2021 Mortgage
May 2024 Sale
Flood ZoneZone AE (high risk)
APN085-241-007-5

Property Details

APN / Parcel Number

Primary APN085-241-007-5
Alternative APN
  • 085-241-007

Interior

Total Rooms4 Rooms
Stories1 Story
Building Area3,562 sqft Living Area
1st Floor Area3,562 sqft

Exterior

Year BuiltBuilt 1929
Effective Year BuiltEffective 1969
Architectural StyleQuadruplex
Exterior MaterialStucco
Construction TypeFrame
Roof TypeFlat
Roof MaterialBuilt-Up Asphalt
Lot Area6,250 sqft (0.144 acres)
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemFloor/Wall Furnace

Location & Zoning

Street Address433 W 10TH ST, 439
CityPITTSBURG
StateCA
Zip94565-2417
Property CategoryResidential
Property TypeResidential > Multi-Unit > Quadplex
Legal DescriptionWEST SIDE ADDN #1 LOT 7 BLK 105
Legal SubdivisionWEST SIDE ADD
Legal Block105
Legal Lot Number7
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group3
Census Block3016
Census Tract310000

Owner

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

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

Owner of RecordCompany Name on Record
Mailing Address1250 PINE ST, 104, WALNUT CREEK, CA 94596-3657
Owner TypeCompany
VestingLimited Liability Company

Deeds, Mortgages & Sale History

DateDocument
Jun 2, 2021Deed of Trust, Mortgage · Commercial Mortgage
FIRST REPUBLIC BANK
May 23, 2024Grant Deed, Transfer
STEWART TITLE, STEWART TTL GUARANTY CO COM

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 23, 2024 · Amount on Record
Deed SaleMay 23, 2024 · Amount on Record
Prior SaleNov 8, 2006 · Amount on Record
Deed Document Number202448675
Prior Transfer DateMar 14, 2002
Prior Transfer Doc0000095861
Record UpdatedOct 29, 2026

June 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address433 W 10TH ST, PITTSBURG, CA 94565-2417
Transaction TypeMortgage
Record UpdatedDec 19, 2025
Title CompanyOLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000160742
DateJun 2, 2021
Instrument2021-160742
Lender
NameFIRST REPUBLIC BANK
TypeBank
AddressSAN FRANCISCO, CA 94111
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

May 2024: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 23, 2024
Property Address433 W 10TH ST, PITTSBURG, CA 94565-2417
Document Number0000048675
Map ReferenceMB 19 PG 494
Instrument DateMay 21, 2024
Instrument2024-048675
Transaction TypeTransfer
Record UpdatedDec 19, 2025
Title CompanySTEWART TITLE, STEWART TTL GUARANTY CO COM

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1250 PINE ST STE 104, 104, WALNUT CREEK, CA 94596-3657

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityPittsburg City
Unified School DistrictPittsburg Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$812,552 (-34.7%) Land $270,504 Building $542,048
2025$12,769.00 (+26.3%)$1,244,400 (+106.12%) Land $714,000 Building $530,400
2023$10,110.00 (-1.19%)$603,715 (+2%) Land $151,947 Building $451,768
2022$10,232.00$591,878 Land $148,968 Building $442,910

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 AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation11.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 42 policies
Nearby Flood Policies42 in force
Nearby Flood Claims4 (1998–2023)
Claims Outside the SFHA1 of 4
Most Recent ClaimFeb 2023 · Severe Winter Storm And Flooding
Claims by Event
  • Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 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 RiskNot rated
no burnable land within 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 SystemCITY OF PITTSBURG
serves 62,500 people · EPA ID CA0710008
Water SourcePurchased surface water from CONTRA COSTA WATER DISTRICT
Last State InspectionApr 2023
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 583 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20

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