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420 Mill Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 420 Mill Rd, Martinez, CA 94553 · Last verified July 2026

Property Highlights

Property TypeResidential > Condominium / Townhouse > Condominium
Bedrooms2 Beds
Bathrooms2 Baths
Year BuiltBuilt 1985
Square Footage939 sqft Living Area
Lot Size956 sqft (0.022 acres)
OccupancyOwner Occupied
Last Sale$462,500 (2022)
Tax Bill$6,769.00 (2025)

Property Details

APN / Parcel Number

Primary APN377-270-077-3
Alternative APN
  • 377-270-077

Interior

Bedrooms2 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Building Area939 sqft Living Area
1st Floor939 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1982
Effective Year BuiltEffective 1985
Architectural StyleCondo/Apartment Style
Lot Area956 sqft (0.022 acres)
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area264 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling

Location & Zoning

Street Address420 MILL RD
CityMARTINEZ
StateCA
Zip94553-4193
Property UsageResidential Property Usage
TypeResidential > Condominium / Townhouse > Condominium
Legal DescriptionT05604 L B U0012N
Legal SubdivisionSUBDIVISION 5604 12
Legal Tract5604
Legal Lot Number5
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup1
Census Block1016
Census Tract320003

Owner

Source: Contra Costa County records · APN 377-270-077-3

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 Address420 MILL RD, MARTINEZ, CA 94553-4193
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Jun 23, 2021Deed of Trust, Mortgage · Line of Credit
UNCLE CU
Oct 24, 2022Grant Deed, Transfer · Conventional Mortgage
ROCKET MORTGAGE LLC
Jun 01, 2020Deed of Trust, Mortgage · Conventional Mortgage
UNCLE CU
Nov 19, 2018Deed of Trust, Mortgage · Conventional Mortgage with Private Mortgage Insurance (PMI)
PENNYMAC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleOct 24, 2022 · Amount on Record
Deed SaleOct 24, 2022 · Amount on Record
Prior SaleSep 17, 2010 · Amount on Record
Deed Doc Number2022165365
Prior Transfer DateNov 26, 2003
Prior Transfer Doc0000595299
Record RefreshedSep 20, 2026

June 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address420 MILL RD, MARTINEZ, CA 94553-4193
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanyPLACER TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address420 MILL RD, MARTINEZ, CA 94553-4193

Mortgage

Document Number0000180922
DateJun 23, 2021
Instrument2021-180922
Lender
NameUNCLE CU
TypeCredit Union
AddressLIVERMORE, CA 94551
Agreement
TypeLine of Credit
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly (Revolving credit lines are monthly unless stated otherwise).

October 2022: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateOct 24, 2022
Property Address420 MILL RD, MARTINEZ, CA 94553-4193
Document Number0000165365
Map ReferenceMB 266 PG 44
Instrument DateOct 13, 2022
Instrument2022-165365
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address420 MHI ROAD, BRIONES, CA 94553

Mortgage

Document Number0000165366
DateOct 24, 2022
Instrument2022-165366
Lender
NameROCKET MORTGAGE LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2052

June 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address420 MILL RD, MARTINEZ, CA 94553-4193
Document Number0000138792
Instrument DateJun 01, 2020
Transaction TypeMortgage
Record UpdatedJul 21, 2020
Title CompanyWFG NATIONAL TITLE COMPANY, WFG NAT'L TITLE CO

Transferred To (Grantee/Buyer)

NameVerified Name
Address420 MILL RD MARTINEZ CA 945534193, MARTINEZ, CA 94553-4193

Mortgage

Document Number0000138792
DateJul 13, 2020
Instrument138792
Lender
NameUNCLE CU
TypeCredit Union
AddressLIVERMORE, CA 94551
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term240 Months
DueJul 12, 2040

November 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address420 MILL RD, MARTINEZ, CA 94553-4193
Document Number0000193718
Instrument DateNov 19, 2018
Transaction TypeMortgage
Record UpdatedDec 12, 2018
Title CompanyTITLE 365

Transferred To (Grantee/Buyer)

NameVerified Name
Address420 MILL RD MARTINEZ CA 945534193, MARTINEZ, CA 94553-4193

Mortgage

Document Number0000193718
DateDec 03, 2018
Instrument193718
Lender
NamePENNYMAC
AddressWESTLAKE VILLAGE, CA 91361
Agreement
TypeConventional Mortgage with Private Mortgage Insurance (PMI)
AmountAmount Recorded
Term360 Months
DueDec 02, 2048

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$366,000 (-23.94%) Land $223,557 Building $142,443
2025$6,769.00 (+7.17%) Homeowner's exemption$481,185 (+4.04%) Land $293,913 Building $187,272
2023$6,316.00 (+72.76%) Homeowner's exemption$462,500 Land $282,500 Building $180,000
2022$3,656.00

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