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4028 Nautical Ct, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 4028 Nautical Ct, Discovery Bay, CA 94505 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,484 sqft · built 1998
Lot Size0.124 acres (5,400 sqft)
OwnerIndividual Name on File
Last Sale$632,000 (Jun 2021)
Tax Bill$8,987 (2025)
Deeds & MortgagesJun 2021 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN011-340-053-5

Property Details

APN / Parcel Number

Primary APN011-340-053-5
Alternative APN
  • 011-340-053

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,484 sqft Living Area
1st Floor Area1,484 sqft

Exterior

Year BuiltBuilt 1998
Effective Year BuiltEffective 1998
Lot Area5,400 sqft (0.124 acres)
View / LotLake
Garage TypeAttached
Garage Area444 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address4028 NAUTICAL CT
CityDISCOVERY BAY
StateCA
Zip94505-1735
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7909 L53
Legal SubdivisionSUBDIVISION 7909
Legal Tract7909
Legal Lot Number53
JurisdictionCONTRA COSTA CA
Township / Civil DivisionEAST CONTRA COSTA
Census Block Group2
Census Block2002
Census Tract304007

Owner

Source: Contra Costa County records · APN 011-340-053-5

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 RecordIndividual Name on File
Mailing Address4028 NAUTICAL CT, DISCOVERY BAY, CA 94505-1735
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJun 21, 2021 · Amount on Record
Deed SaleJun 21, 2021 · Amount on Record
Prior SaleDec 26, 2008 · Amount on Record
Deed Document Number2021178210
Prior Transfer DateAug 03, 2013
Prior Transfer Doc0000199829
Record UpdatedSep 20, 2026

June 2021: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJun 21, 2021
Property Address4028 NAUTICAL CT, DISCOVERY BAY, CA 94505-1735
Document Number0000178210
Map ReferenceMB 392 PG 43
Instrument DateJun 15, 2021
Instrument2021-178210
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 by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address4028 NAUTICAL CT, DISCOVERY BAY, CA 94505-1735

Mortgage

Document Number0000178211
DateJun 21, 2021
Instrument2021-178211
Lender
NameMUFG UNION BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJul 01, 2051

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$583,000 (-3.8%) Land $184,000 Building $399,000
2025$8,987.00 (+3.01%)$606,000 (-0.66%) Land $191,620 Building $414,380
2023$8,724.00 (-4.07%)$610,000 Land $193,000 Building $417,000
2022$9,094.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133040072, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies1 in force
Nearby Flood Claims1 (2009)
Claims Outside the SFHA1 of 1
Most Recent ClaimOct 2009, rainfall accumulation

Wildfire

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

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 385 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
UnwiredFixed Wireless300 / 25
T-Mobile USAFixed Wireless100 / 20

May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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