1. Home
  2. California
  3. Contra Costa County
  4. Martinez
  5. Adelaide Dr

16 Adelaide Dr, Martinez, CA 94553 Property Records

Contra Costa County property record for 16 Adelaide Dr, Martinez, CA 94553

Property Summary

Property TypeSingle Family Home
Details2 bd · 1 ba · 1,088 sqft · built 1860
Lot Size0.204 acres (8,886 sqft)
Owner2 Individual Names on File
Last Sale$665,000 (Jun 2021)
Tax Bill$9,477 (2025)
Deeds & MortgagesJun 2021 Sale & Mortgage
Mar 2021 Transfer
+ 1 more
Flood ZoneZone X (minimal risk)
APN161-223-012-6

Property Details

APN / Parcel Number

Primary APN161-223-012-6
Alternative APN
  • 161-223-012

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms4 Rooms
Stories2 Stories
Building Area1,088 sqft Living Area
1st Floor Area598 sqft
2nd Floor Area490 sqft

Exterior

Year BuiltBuilt 1860
Effective Year BuiltEffective 1930
Lot Area8,886 sqft (0.204 acres)
Garage TypeAttached
Garage Area960 sqft
Parking Spaces4 Parking Spaces

Location & Zoning

Street Address16 ADELAIDE DR
CityMARTINEZ
StateCA
Zip94553-3002
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR6
Legal DescriptionPCL MAP 162 PM 1&2 PCL A
Legal SubdivisionSUBDIVISION MS 51-87
Legal Tract162PM1
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2014
Census Tract320001

Owner

Source: Contra Costa County records · APN 161-223-012-6

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 Address16 ADELAIDE DR, MARTINEZ, CA 94553-3002
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Jun 03, 2021Grant Deed, Transfer · Conventional Mortgage
GUILD MORTGAGE CO
Mar 11, 2021Intrafamily Transfer, Transfer
Aug 30, 2017Quit Claim Deed, Transfer
Quitclaim

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJun 03, 2021 · Amount on Record
Deed SaleJun 03, 2021 · Amount on Record
Prior SaleJun 30, 2011 · Amount on Record
Deed Document Number2021163080
Prior Transfer DateMar 03, 2021
Prior Transfer Doc0000074651
Record UpdatedSep 20, 2026

June 2021: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJun 03, 2021
Property Address16 ADELAIDE DR, MARTINEZ, CA 94553-3002
Document Number0000163080
Map ReferenceMB 162 PG 1
Instrument DateMay 29, 2021
Instrument2021-163080
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyPLACER TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
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
RelationshipJoint Tenants
Address16 ADELAIDE DR, MARTINEZ, CA 94553-3002

Mortgage

Document Number0000163081
DateJun 03, 2021
Instrument2021-163081
Lender
NameGUILD MORTGAGE CO
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJul 01, 2051

March 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateMar 11, 2021
Property Address16 ADELAIDE DR, MARTINEZ, CA 94553-3002
Document Number0000074651
Map ReferenceMB 162 PG 1
Instrument DateMar 03, 2021
Instrument2021-074651
Transaction TypeTransfer
Record UpdatedNov 03, 2022

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address430 CASCADE DR, FAIRFAX, CA 94930-2211

August 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateAug 30, 2017
Property Address16 ADELAIDE DR, MARTINEZ, CA 94553-3002
Document Number0000157618
Instrument DateAug 26, 2017
Instrument157618
Transaction TypeTransfer
Record UpdatedSep 05, 2017

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
Address430 CASCADE DR FAIRFAX CA 949302211, FAIRFAX, CA 94930-2211

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
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$734,211 (+2%) Land $441,631 Building $292,580
2025$9,477.00 (+7.01%)$719,816 (+4.04%) Land $432,972 Building $286,844
2023$8,856.00 (+2.46%)$691,866 Land $416,160 Building $275,706
2022$8,643.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133200012, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 22 policies
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies22 in force
Nearby Flood Claims11 (1986–2022)
Claims Outside the SFHA2 of 11
Most Recent ClaimDec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event
  • Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 4 claims
  • Severe Winter Storms, Flooding, And Mudslides, Feb 2017 · 2 claims

Wildfire

Wildfire RiskNot rated
no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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

Based on FCC filings for 208 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0710003, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

Nearby Properties on Adelaide Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures