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310 Kingston Ave, Martinez, CA 94553 Property Records

Contra Costa County property record for 310 Kingston Ave, Martinez, CA 94553

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,088 sqft · built 1955
Lot Size0.124 acres (5,400 sqft)
Owner2 Individual Names on File
Last Sale$660,000 (Oct 2024)
Tax Bill$8,879 (2025)
Deeds & MortgagesOct 2017 Mortgage
Mar 2017 Mortgage
Flood ZoneZone X (minimal risk)
APN376-141-017-8

Property Details

APN / Parcel Number

Primary APN376-141-017-8
Alternative APN
  • 376-141-017

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,088 sqft Living Area
1st Floor Area1,088 sqft

Exterior

Year BuiltBuilt 1955
Effective Year BuiltEffective 1980
Lot Area5,400 sqft (0.124 acres)
Garage TypeAttached
Garage Area165 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address310 KINGSTON AVE
CityMARTINEZ
StateCA
Zip94553-4048
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR6
Legal DescriptionALHAMBRA OAKS #5 POR LOTS 252 & 253
Legal SubdivisionALHAMBRA OAKS 05
Legal Lot Number253
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1002
Census Tract319001

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on File
Mailing Address448 1ST ST, RODEO, CA 94572-1006
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Oct 18, 2017Deed of Trust, Mortgage · Conventional Mortgage
AMERICAN PACIFIC MORTGAGE
Mar 17, 2017Deed of Trust, Mortgage · Conventional Mortgage
AMERICAN PACIFIC MORTGAGE

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 7, 2024 · Amount on File
Deed SaleOct 7, 2024 · Amount on File
Prior SaleJan 30, 2007 · Amount on File
Deed Document Number202498594
Prior Transfer DateJan 24, 2007
Prior Transfer Doc0000028113
Record UpdatedOct 29, 2026

October 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address310 KINGSTON AVE, MARTINEZ, CA 94553-4048
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000190918
DateOct 18, 2017
Instrument2017-190918
Lender
NameAMERICAN PACIFIC MORTGAGE
TypeMortgage Company
AddressROSEVILLE, CA 95661
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term241 Months
DueNov 1, 2037

March 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address310 KINGSTON AVE, MARTINEZ, CA 94553-4048
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyFIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000046631
DateMar 17, 2017
Instrument2017-046631
Lender
NameAMERICAN PACIFIC MORTGAGE
TypeMortgage Company
AddressROSEVILLE, CA 95661
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term241 Months
DueApr 1, 2037

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityMartinez City
Unified School DistrictMartinez Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$673,200 (+2%) Land $510,000 Building $163,200
2025$8,879.00 (+15.78%) Homeowner's exemption$660,000 (+13.9%) Land $500,000 Building $160,000
2023$7,669.00 (+2.54%) Homeowner's exemption$579,478 Land $450,711 Building $128,767
2022$7,479.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
median of 38 policies
Nearby Flood Policies38 in force
Nearby Flood Claims1 (2023)
Most Recent ClaimJan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.02% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF MARTINEZ
serves 31,015 people · EPA ID CA0710006
Water SourcePurchased surface water from CONTRA COSTA WATER DISTRICT
Last State InspectionOct 2025
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 422 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Astound Broadband
Fiber		1,500 / 1,500
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless · DSL · Fiber in parts of the area		100 / 20

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