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830 Shell Ave, Apt A, Martinez, CA 94553 Property Records

Contra Costa County property record for 830 Shell Ave, Apt A, Martinez, CA 94553 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms2 Beds
Bathrooms1 Baths
Year BuiltBuilt 1937
Square Footage1,097 sqft Living Area
Lot Size10,450 sqft (0.24 acres)
GarageAttached, 458 sqft
OccupancyOwner Occupied
Tax Bill$5,463.00 (2025)

Property Details

APN / Parcel Number

Primary APN375-111-010-1
Alternative APN
  • 375-111-010

Interior

Bedrooms2 Beds
Full Baths1 Baths
Total Rooms6 Rooms
Building Area1,097 sqft Living Area
1st Floor1,097 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1937
Effective Year BuiltEffective 1937
Lot Area10,450 sqft (0.24 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area458 sqft Garage

Location & Zoning

Street Address830 SHELL AVE, A
CityMARTINEZ
StateCA
Zip94553-3317
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionPOR RO LAS JUNTAS
Legal SubdivisionRANCHO LAS JUNTAS
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup3
Census Block3005
Census Tract319002

Owner

Source: Contra Costa County records · APN 375-111-010-1

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 Address830 SHELL AVE, A, MARTINEZ, CA 94553-3317
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last Transfer DateJan 06, 2021
Transfer Doc0000011603
Record RefreshedSep 20, 2026

January 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 13, 2021
Property Address830 SHELL AVE APT A, A, MARTINEZ, CA 94553-3317
Document Number0000011603
Instrument DateJan 06, 2021
Instrument11603
Transaction TypeTransfer
Record UpdatedJan 26, 2021
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants In Common
Address830 SHELL AVE #A MARTINEZ CA 945533317, A, MARTINEZ, CA 94553-3317

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
MunicipalityMartinez City
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$369,150 (+2%) Land $308,891 Building $60,259
2025$5,463.00 (+7.26%)$361,913 (+4.04%) Land $302,835 Building $59,078
2023$5,093.00 (+2.89%)$347,862 Land $291,077 Building $56,785
2022$4,950.00

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