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3121 Alhambra Ave, Martinez, CA 94553 Property Records

Contra Costa County property record for 3121 Alhambra Ave, Martinez, CA 94553

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 1,955 sqft · built 1961
Lot Size0.096 acres (4,200 sqft)
Owner2 Individual Names on Record
Last Sale$575,000 (Jun 2018)
Tax Bill$8,639 (2025)
Deeds & MortgagesAug 2021 Mortgage
Jun 2018 Sale & Mortgage
Flood ZoneZone AO (high risk)
APN370-251-006

Property Details

APN / Parcel Number

Primary APN370-251-006
Alternative APN
  • 370-251-006-0

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories2 Stories
Building Area1,955 sqft Living Area
1st Floor Area1,162 sqft
2nd Floor Area793 sqft

Exterior

Year BuiltBuilt 1961
Effective Year BuiltEffective 1975
Lot Area4,200 sqft (0.096 acres)

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address3121 ALHAMBRA AVE
CityMARTINEZ
StateCA
Zip94553-3109
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR2
Legal DescriptionCASTRO ST EXT POR LTS 2 & 3 BLK 109
Legal SubdivisionCASTRO STREET EXT
Legal Block109
Legal Lot Number2,3
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3008
Census Tract318000

Owner

Source: Contra Costa County records, as of October 13, 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 Record
Mailing Address221 BRIGHTON HILL RD, MINOT, ME 04258-4045
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Aug 16, 2021Deed of Trust, Mortgage · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Jun 7, 2018Grant Deed, Transfer · Conventional Mortgage
UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 7, 2018 · Amount on Record
Deed SaleJun 7, 2018 · Amount on Record
Prior SaleMay 20, 1994 · Amount on Record
Deed Document Number201890784
Prior Transfer DateNov 14, 2012
Prior Transfer Doc0000289120
Record UpdatedOct 29, 2026

August 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3121 ALHAMBRA AVE, MARTINEZ, CA 94553-3109
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address4189 MAGELLAN CT, DUBLIN, CA 94568-8711

Mortgage

Document Number0000227318
DateAug 16, 2021
Instrument2021-227318
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term301 Months
DueSep 1, 2046

June 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJun 7, 2018
Property Address3121 ALHAMBRA AVE, MARTINEZ, CA 94553-3109
Document Number0000090784
Map ReferenceMB 12 PG 271
Instrument DateJun 5, 2018
Instrument2018-090784
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyFIRST AMERICAN TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address4189 MAGELLAN CT, DUBLIN, CA 94568-8711

Mortgage

Document Number0000090785
DateJun 7, 2018
Instrument2018-090785
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJul 1, 2048

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$667,331 (+2%) Land $463,070 Building $204,261
2025$8,639.00 (+6.47%)$654,247 (+4.04%) Land $453,991 Building $200,256
2023$8,114.00 (+1.67%)$628,844 Land $436,363 Building $192,481
2022$7,981.00

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 AO
high risk · sheet flow 1–3 ft
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood ElevationVaries along the reach; see FIRM
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 109 policies
Nearby Flood Policies109 in force
Nearby Flood Claims32 (1980–2019)
Claims Outside the SFHA3 of 32
Most Recent ClaimFeb 2019
Claims by Event
  • Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 12 claims
  • Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 5 claims
  • Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 6 claims

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 RiskModerate
above 59% of the US · lower than 64% of California
Wildfire Likelihood0.2% annual chance
ExposureIndirect
within ember reach

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 358 locations within half a mile, as of December 31, 2025

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

May also be available: Unwired.

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