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3533 Keystone Loop, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 3533 Keystone Loop, Discovery Bay, CA 94505 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms3 Baths
Year BuiltBuilt 2004
Square Footage2,562 sqft Living Area
Lot Size7,000 sqft (0.161 acres)
OccupancyOwner Occupied
Last Sale$532,000 (2017)
Tax Bill$8,876.00 (2025)

Property Details

APN / Parcel Number

Primary APN011-421-022-2
Alternative APN
  • 011-421-022

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms9 Rooms
Building Area2,562 sqft Living Area
1st Floor2,562 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 2003
Effective Year BuiltEffective 2004
Architectural StyleCluster Style
Lot Area7,000 sqft (0.161 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area495 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling

Location & Zoning

Street Address3533 KEYSTONE LOOP
CityDISCOVERY BAY
StateCA
Zip94505-2322
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT8430 POR LTS 22 & 21
Legal SubdivisionSUB 8430
Legal Tract8430
Legal Lot Number22,21
JurisdictionCONTRA COSTA CA
Minor Civil DivisionEAST CONTRA COSTA
Census Blockgroup3
Census Block3001
Census Tract304007

Owner

Source: Contra Costa County records · APN 011-421-022-2

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 Record2 Company Names on File
Mailing Address3533 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2322
OccupancyOwner Occupied
Owner TypeOwner is a Company
VestingOwner is a Trust, Family Trust

Deeds, Mortgages & Sale History

DateDocument
Jan 07, 2026Intrafamily Transfer, Transfer
Jul 17, 2018Quit Claim Deed, Transfer
Quitclaim Document
Mar 31, 2017Grant Deed, Transfer · Conventional Mortgage
HOMEBRIDGE FINANCIAL SERVICES INC

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleMar 31, 2017 · Amount on Record
Deed SaleMar 31, 2017 · Amount on Record
Prior SaleMay 21, 2004 · Amount on Record
Deed Doc Number201756164
Last Transfer DateJul 09, 2018
Transfer Doc0000113247
Record RefreshedSep 20, 2026

January 2026: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJan 07, 2026
Property Address3533 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2322
Document Number0000001952
Map ReferenceMB 436 PG 17
Instrument DateJan 07, 2026
Instrument2026- 001952
Transaction TypeTransfer
Record UpdatedJan 19, 2026

Transaction

Tax$0.00
Amount AccuracyZero or No Consideration Stated
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3533 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2322

July 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJul 17, 2018
Property Address3533 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2322
Document Number0000113247
Instrument DateJul 09, 2018
Instrument113247
Transaction TypeTransfer
Record UpdatedJul 23, 2018

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5250 EDGEVIEW DR DISCOVERY BAY CA 945059239, DISCOVERY BAY, CA 94505-9239

March 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMar 31, 2017
Property Address3533 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2322
Document Number0000056164
Map ReferenceMB436 PG17
Instrument DateMar 27, 2017
Instrument2017-056164
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyCHICAGO TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address5830 STARBOARD DR, DISCOVERY BAY, CA 94505-9326

Mortgage

Document Number0000056165
DateMar 31, 2017
Instrument2017-056165
Lender
NameHOMEBRIDGE FINANCIAL SERVICES INC
TypeFunding / Finance Company
AddressISELIN, NJ 08830
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueApr 01, 2047

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
Elementary School DistrictByron Union Elementary School District (KG - 08)
Secondary School DistrictLiberty Union High School District (09 - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$629,771 (+2%) Land $142,052 Building $487,719
2025$8,876.00 (+6.77%) Homeowner's exemption$617,423 (+4.04%) Land $139,267 Building $478,156
2023$8,313.00 (+1.68%) Homeowner's exemption$593,450 Land $133,860 Building $459,590
2022$8,176.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardModerate
500-Year FloodplainYes
Special Flood Hazard AreaNo
Nearest Special Flood Hazard AreaZone A, within 500 ft

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

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