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3483 Keystone Loop, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 3483 Keystone Loop, Discovery Bay, CA 94505 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms3 Baths
Year BuiltBuilt 2004
Square Footage2,562 sqft Living Area
Lot Size7,000 sqft (0.161 acres)
GarageAttached, 495 sqft
Last Sale$242,300 (2010)
Tax Bill$5,612.00 (2025)

Property Details

APN / Parcel Number

Primary APN011-421-014-9
Alternative APN
  • 011-421-014

Interior

Bedrooms3 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 Address3483 KEYSTONE LOOP
CityDISCOVERY BAY
StateCA
Zip94505-2320
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT8430 L14
Legal SubdivisionSUBDIVISION 8430
Legal Tract8430
Legal Lot Number14
JurisdictionCONTRA COSTA CA
Minor Civil DivisionEAST CONTRA COSTA
Census Blockgroup3
Census Block3001
Census Tract304007

Owner

Source: Contra Costa County records · APN 011-421-014-9

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 Individual Names on File
Mailing Address1971 SACRED MOUNTAIN LN, BRENTWOOD, CA 94513-4251
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Aug 26, 2021Intrafamily Transfer, Transfer · Conventional Mortgage
ONY GLO INC
Aug 26, 2021Intrafamily Transfer, Transfer
FIDELITY NATIONAL TITLE CO
Jun 25, 2020Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJan 29, 2010 · Amount on Record
Deed SaleJan 29, 2010 · Amount on Record
Prior SaleMar 18, 2004 · Amount on Record
Deed Doc Number201019848
Last Transfer DateAug 12, 2021
Transfer Doc0000240139
Record RefreshedSep 20, 2026

August 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateAug 26, 2021
Property Address3483 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2320
Document Number0000240137
Map ReferenceMB 436 PG 17
Instrument DateAug 12, 2021
Instrument2021-240137
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyFIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property (Marital Community) with Rights of Survivorship
Address3483 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2320

Mortgage

Document Number0000240138
DateAug 26, 2021
Instrument2021-240138
Lender
NameONY GLO INC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 01, 2051

August 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateAug 26, 2021
Property Address3483 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2320
Document Number0000240139
Map ReferenceMB 436 PG 17
Instrument DateAug 12, 2021
Instrument2021-240139
Transaction TypeTransfer
Record UpdatedJun 07, 2023
Title CompanyFIDELITY NATIONAL TITLE CO

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address3483 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2320

June 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJun 25, 2020
Property Address3483 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2320
Document Number0000124821
Instrument DateApr 21, 2020
Instrument124821
Transaction TypeTransfer
Record UpdatedJul 03, 2020
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address1971 SACRED MOUNTAIN LN BRENTWOOD CA 945134251, BRENTWOOD, CA 94513-4251

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$319,005 (+2%) Land $32,908 Building $286,097
2025$5,612.00 (+7.8%)$312,751 (+4.04%) Land $32,263 Building $280,488
2023$5,206.00 (+1.7%)$300,609 Land $31,011 Building $269,598
2022$5,119.00

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 AE, within 500 ft

Wildfire

Wildfire RiskModerate
above 56% of the US · above 33% of California
Wildfire LikelihoodAbout 1 in 847 per year
ExposureDirect
burnable vegetation at the parcel

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

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