451 Roanoke Dr, Martinez, CA 94553 Property Records

Contra Costa County property record for 451 Roanoke Dr, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,937 sqft · built 1964
Lot Size	0.305 acres (13,300 sqft)
Owner	Individual Name on Record
Last Sale	$668,000 (Nov 2017)
Tax Bill	$9,477 (2025)
Deeds & Mortgages	May 2021 Mortgage Apr 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`164-232-031-9`

Property Details

APN / Parcel Number

Primary APN	`164-232-031-9`
Alternative APN	`164-232-031`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	1,937 sqft Living Area
1st Floor Area	1,226 sqft
2nd Floor Area	711 sqft

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Lot Area	13,300 sqft (0.305 acres)
Garage Type	Attached
Garage Area	474 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	451 ROANOKE DR
City	MARTINEZ
State	CA
Zip	94553-6240
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 3001 LOT 66 EX POR MR
Legal Subdivision	VIRGINIA HILL SUB 3001
Legal Tract	3001
Legal Lot Number	66
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1006
Census Tract	321103

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on Record
Mailing Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 19, 2021	Deed of Trust, Mortgage · Conventional Mortgage SIGN ON THE LINE INC
Apr 9, 2020	Deed of Trust, Mortgage · Conventional Mortgage PLATINUM HOME MORTGAGE CORP
Nov 30, 2017	Grant Deed, Transfer · Conventional Mortgage GUILD MORTGAGE CO

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 30, 2017 · Amount on Record
Deed Sale	Nov 30, 2017 · Amount on Record
Deed Document Number	2017224552
Prior Transfer Date	Jan 6, 1997
Prior Transfer Doc	0000003486
Record Updated	Oct 29, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	PACIFIC COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240

Mortgage

Document Number	0000148203
Date	May 19, 2021
Instrument	2021-148203

Lender

Name	SIGN ON THE LINE INC
Type	Mortgage Company
Address	IRVINE, CA 92618

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Apr 1, 2051

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000067467
Date	Apr 9, 2020
Instrument	2020-067467

Lender

Name	PLATINUM HOME MORTGAGE CORP
Type	Mortgage Company
Address	ROLLING MEADOWS, IL 60008

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2050

November 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 30, 2017
Property Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240
Document Number	0000224552
Map Reference	VOL91 PG3
Instrument Date	Nov 27, 2017
Instrument	2017-224552
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	ORTC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	451 ROANOKE DR, MARTINEZ, CA 94553-6240

Mortgage

Document Number	0000224553
Date	Nov 30, 2017
Instrument	2017-224553

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2047

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Martinez City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$775,264 (+2%) Land $572,164 Building $203,100
2025	$9,477.00 (+4.96%) Homeowner's exemption	$760,064 (+4.04%) Land $560,946 Building $199,118
2023	$9,029.00 (+0.85%) Homeowner's exemption	$730,552 Land $539,165 Building $191,387
2022	$8,953.00

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 51% of the US · lower than 70% of California
Wildfire Likelihood	0.1% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 System	CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 548 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
AT&T DSL	100 / 20

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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