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15 Gateway Estates Ln, Martinez, CA 94553 Property Records

Contra Costa County property record for 15 Gateway Estates Ln, Martinez, CA 94553 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.5 ba · 4,210 sqft · built 2020
Lot Size0.856 acres (37,269 sqft)
Owner2 Individual Names on File
Tax Bill$23,102 (2025)
Deeds & MortgagesAug 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN367-140-021

Property Details

APN / Parcel Number

Primary APN367-140-021
Alternative APN
  • 367-140-021-0

Interior

Bedrooms4 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories2 Stories
Building Area4,210 sqft Living Area
1st Floor Area3,604 sqft
2nd Floor Area606 sqft

Exterior

Year BuiltBuilt 2020
Effective Year BuiltEffective 2021
Lot Area37,269 sqft (0.856 acres)
Garage TypeAttached
Garage Area1,906 sqft
Parking Spaces7 Parking Spaces

Location & Zoning

Street Address15 GATEWAY ESTATES LN
CityMARTINEZ
StateCA
Zip94553-9702
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT8947 L2
Legal SubdivisionGATEWAY ESTATES SUB 8947
Legal Tract8947
JurisdictionCONTRA COSTA CA
Township / Civil DivisionBRIONES
Census Block Group1
Census Block1055
Census Tract356002

Owner

Source: Contra Costa County records · APN 367-140-021

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 Address304 CASTLE CREEK CT, MARTINEZ, CA 94553-9703
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Record UpdatedSep 20, 2026

August 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address15 GATEWAY ESTATES LN, MARTINEZ, CA 94553-9702
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanyOLD REPUBLIC TITLE CO

Transferred To (Grantee/Buyer)

NameVerified Name
Address15 GATEWAY ESTATES LN, MARTINEZ, CA 94553-9702

Mortgage

Document Number0000243879
DateAug 31, 2021
Instrument2021-243879
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 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
Unified School DistrictMartinez Unified School District (KG - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$1,928,096 (+2%) Land $739,586 Building $1,188,510
2025$23,102.00 (+6.52%)$1,890,291 (+4.04%) Land $725,085 Building $1,165,206
2023$21,688.00 (+1.82%)$1,816,890 Land $696,930 Building $1,119,960
2022$21,301.00

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 060133560021, 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
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance CostPremium on Record
median of 14 individual NFIP policies nearby
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies14 in force
Nearby Flood Claims1 (2023)
Most Recent ClaimJan 2023, other causes, Severe Winter Storms, Flooding, Landslides, And Mudslides

Wildfire

Wildfire RiskHigh
above 72% of the US · above 47% of California
Wildfire LikelihoodAbout 1 in 292 per year
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 119 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
UnwiredFixed Wireless300 / 25
VerizonFixed Wireless300 / 20
T-Mobile USAFixed Wireless100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G (outdoors only) and 4G LTE

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