255 Donegal Way, Martinez, CA 94553 Property Records

Contra Costa County property record for 255 Donegal Way, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,656 sqft · built 1966
Lot Size	0.177 acres (7,700 sqft)
Owner	2 Trust Names on File
Tax Bill	$3,728 (2025)
Deeds & Mortgages	Apr 2023 Transfer Apr 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`164-261-015-6`

Property Details

APN / Parcel Number

Primary APN	`164-261-015-6`
Alternative APN	`164-261-015`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,656 sqft Living Area
1st Floor Area	1,656 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1975
Lot Area	7,700 sqft (0.177 acres)
Garage Type	Attached
Garage Area	494 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Street Address	255 DONEGAL WAY
City	MARTINEZ
State	CA
Zip	94553-6215
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R75
Legal Description	TRACT 3302 LOT 33
Legal Subdivision	SUBDIVISION 3302
Legal Tract	3302
Legal Lot Number	33
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1022
Census Tract	321103

Owner

255 Donegal Way is owner-occupied and held in a trust since April 2023.

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

Owner of Record	2 Trust Names on File
Mailing Address	255 DONEGAL WAY, MARTINEZ, CA 94553-6215
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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

Deeds, Mortgages & Sale History

Date	Document
Apr 27, 2023	Intrafamily Transfer, Transfer
Apr 27, 2023	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Apr 21, 2023
Transfer Doc	0000039126
Record Updated	Sep 20, 2026

April 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 27, 2023
Property Address	255 DONEGAL WAY, MARTINEZ, CA 94553-6215
Document Number	0000039126
Map Reference	MB 103 PG 28
Instrument Date	Apr 21, 2023
Instrument	2023-039126
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	255 DONEGAL WAY, MARTINEZ, CA 94553-6215

April 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 27, 2023
Property Address	255 DONEGAL WAY, MARTINEZ, CA 94553-6215
Document Number	0000039125
Map Reference	MB 107 PG 38
Instrument Date	Apr 21, 2023
Instrument	2023-039125
Transaction Type	Transfer
Record Updated	May 8, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	255 DONEGAL WAY, MARTINEZ, CA 94553-6215

Tax Assessment & Valuation

The 2025 property tax bill for 255 Donegal Way was $3,728 with a homeowner's exemption.

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		$265,152 (+2%) Land $122,011 Building $143,141
2025	$3,728.00 Homeowner's exemption	$259,954 Land $119,619 Building $140,335
2023	$3,564.00 (+0.91%) Homeowner's exemption	$249,862 Land $114,975 Building $134,887
2022	$3,532.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 255 Donegal Way in Zone X, an area of minimal flood risk.

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

Wildfire risk around 255 Donegal Way is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond 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 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
Also Mapped Here	EAST BAY MUD
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 463 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
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Astound Broadband, Verizon.

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