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3650 Serrano St, Martinez, CA 94553 Property Records

Contra Costa County property record for 3650 Serrano St, Martinez, CA 94553 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2 Baths
Year BuiltBuilt 1990
Square Footage1,571 sqft Living Area
Lot Size6,000 sqft (0.138 acres)
OccupancyOwner Occupied
Last Sale$406,000 (2012)
Tax Bill$6,753.00 (2025)

Property Details

APN / Parcel Number

Primary APN370-094-023-6
Alternative APN
  • 370-094-023

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Building Area1,571 sqft Living Area
Gross Area1,811 sqft Gross Area
1st Floor1,260 sqft 1st Floor
Basement Area311 sqft Basement
Stories1 Stories

Exterior

Year BuiltBuilt 1940
Effective Year BuiltEffective 1990
Lot Area6,000 sqft (0.138 acres)
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area240 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating

Location & Zoning

Street Address3650 SERRANO ST
CityMARTINEZ
StateCA
Zip94553-3751
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionALTA LOMA 43
Legal SubdivisionALTA LOMA
Legal Lot Number43
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup2
Census Block2016
Census Tract318000

Owner

Source: Contra Costa County records · APN 370-094-023-6

Assessment roll updated July 14, 2026 · Last verified August 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 Address3650 SERRANO ST, MARTINEZ, CA 94553-3751
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingSole Owner

Deeds, Mortgages & Sale History

DateDocument
Aug 04, 2026Grant Deed, Transfer
NONE LISTED ON DOCUMENT
Aug 04, 2023Deed of Trust, Mortgage · Line of Credit
THIRD FSLA OF CLEVELAND
Mar 22, 2017Deed of Trust, Mortgage · Line of Credit
PENTAGON FCU
May 28, 2020Deed of Trust, Mortgage · Conventional Mortgage
OWNING CORPORATION

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleSep 19, 2012 · Amount on Record
Deed SaleSep 19, 2012 · Amount on Record
Prior SaleMar 20, 2012 · Amount on Record
Deed Doc Number2012228661
Last Transfer DateAug 04, 2026
Transfer Doc0000081832
Record RefreshedSep 20, 2026

August 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateAug 04, 2026
Property Address3650 SERRANO ST, MARTINEZ, CA 94553-3751
Document Number0000081832
Instrument DateAug 04, 2026
Instrument202681832
Transaction TypeTransfer
Record UpdatedAug 11, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSole Owner
Address3650 SERRANO ST, MARTINEZ, CA 94553-3751

August 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3650 SERRANO ST, MARTINEZ, CA 94553-3751
Transaction TypeMortgage
Record UpdatedAug 15, 2023
Title CompanyTITLE 365, TITLE365

Transferred To (Grantee/Buyer)

NameVerified Name
Address3650 SERRANO ST, MARTINEZ, CA 94553-3751

Mortgage

Document Number0000074590
DateAug 04, 2023
Instrument2023-074590
Lender
NameTHIRD FSLA OF CLEVELAND
TypeBank
AddressKANSAS CITY, MO 64105
Agreement
TypeLine of Credit
AmountAmount Recorded
Term359 Months
DueJul 28, 2053
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly (Revolving credit lines are monthly unless stated otherwise).

March 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3650 SERRANO ST, MARTINEZ, CA 94553-3751
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanyAMERICAN TITLE INC

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000049272
DateMar 22, 2017
Instrument2017-049272
Lender
NamePENTAGON FCU
TypeCredit Union
Agreement
TypeLine of Credit
AmountAmount Recorded
Term180 Months
DueMar 17, 2032

May 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3650 SERRANO ST, MARTINEZ, CA 94553-3751
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanyORANGE COAST TITLE SAN JOSE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000100933
DateMay 28, 2020
Instrument2020-100933
Lender
NameOWNING CORPORATION
TypeNon-Lending Institution
AddressORANGE, CA 92868
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2050

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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$509,943 (+2%) Land $238,642 Building $271,301
2025$6,753.00 (+6.51%) Homeowner's exemption$499,945 (+4.04%) Land $233,963 Building $265,982
2023$6,340.00 (+1.65%) Homeowner's exemption$480,533 Land $224,879 Building $255,654
2022$6,237.00

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