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3432 Keystone Loop, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 3432 Keystone Loop, Discovery Bay, CA 94505 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms5 Beds
Bathrooms4 Baths
Year BuiltBuilt 2003
Square Footage4,011 sqft Living Area
Lot Size7,300 sqft (0.168 acres)
OccupancyOwner Occupied
Last Sale$818,000 (2026)
Tax Bill$9,593.00 (2025)

Property Details

APN / Parcel Number

Primary APN011-421-040-4
Alternative APN
  • 011-421-040

Interior

Bedrooms5 Beds
Full Baths4 Baths
Total Rooms12 Rooms
Building Area4,011 sqft Living Area
1st Floor1,984 sqft 1st Floor
2nd Floor2,027 sqft 2nd Floor
Stories2 Stories

Exterior

Year BuiltBuilt 2003
Effective Year BuiltEffective 2003
Architectural StyleCluster Style
Lot Area7,300 sqft (0.168 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area438 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling

Location & Zoning

Street Address3432 KEYSTONE LOOP
CityDISCOVERY BAY
StateCA
Zip94505-2324
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionT8430 L40
Legal SubdivisionSUBDIVISION 8430
Legal Tract8430
Legal Lot Number40
JurisdictionCONTRA COSTA CA
Minor Civil DivisionEAST CONTRA COSTA
Census Blockgroup3
Census Block3003
Census Tract304007

Owner

Source: Contra Costa County records · APN 011-421-040-4

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 Address3432 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2324
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Apr 14, 2026Grant Deed, Transfer · Federal Housing Administration (FHA) Mortgage
NEWREZ LLC
Apr 24, 2020Grant Deed, Transfer · Conventional Mortgage
GUARANTEED RATE

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleApr 14, 2026 · Amount on Record
Deed SaleApr 14, 2026 · Amount on Record
Prior SaleApr 24, 2020 · Amount on Record
Deed Doc Number202637530
Prior Transfer DateJul 13, 2013
Prior Transfer Doc0000181847
Record RefreshedSep 20, 2026

April 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateApr 14, 2026
Property Address3432 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2324
Document Number0000037530
Instrument DateApr 10, 2026
Instrument202637530
Transaction TypeTransfer
Record UpdatedJul 02, 2026
Title CompanyROCKY POINT TITLE INC, ROCKET CLOSE AND TITLE INC

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$90,879.80
Amount AccuracyFull Amount Stated
Additional
  • Arms Length Transaction
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address3432 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2324

Mortgage

Document Number0000037531,
DateApr 14, 2026
Instrument202637531
Lender
NameNEWREZ LLC
Agreement
TypeFederal Housing Administration (FHA) Mortgage
AmountAmount Recorded
Term360 Months
DueMay 01, 2056
Interest
Rate TypeAdjustable Rate
Rate5.25%
Initial TypeAdjustable Rate
AdjustableDocument includes a rider for adjustable-rate mortgage with a specific rate change date.
Max Rate-1%

April 2020: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateApr 24, 2020
Property Address3432 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2324
Document Number0000078051
Instrument DateApr 08, 2020
Instrument78051
Transaction TypeTransfer
Record UpdatedMay 21, 2020
Title CompanyOLD REPUBLIC TITLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$680.00
Amount AccuracyFull Value
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenant/Joint Tenant w/ Right Of Survivorship
Address3432 KEYSTONE LOOP DISCOVERY BAY CA 945052324, DISCOVERY BAY, CA 94505-2324

Mortgage

Document Number78052
DateApr 24, 2020
Instrument78052
Lender
NameGUARANTEED RATE
AddressCHICAGO, IL 60613
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueApr 23, 2050

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$689,382 (+2%) Land $89,237 Building $600,145
2025$9,593.00 (+6.59%)$675,866 (+4.04%) Land $87,488 Building $588,378
2023$9,000.00 (+1.66%)$649,624 Land $84,092 Building $565,532
2022$8,853.00

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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