Contra Costa County property record for 326 Allen St, Martinez, CA 94553
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 2 ba · 1,012 sqft · built 1978 |
| Lot Size | 0.087 acres (3,800 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $2,614 (2025) |
| Deeds & Mortgages | Aug 2026 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 372-231-010-3 |
| Primary APN | 372-231-010-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,012 sqft Living Area |
| Gross Area | 1,346 sqft |
| 1st Floor Area | 1,012 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Townhouse |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 3,800 sqft (0.087 acres) |
| Garage Type | Attached |
| Garage Area | 334 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 326 ALLEN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2656 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | R3 |
| Legal Description | T05221 L0007 B |
| Legal Subdivision | 5221 |
| Legal Tract | 05221 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 318000 |
326 Allen St, a townhouse, is held in a trust since August 2026.
Source: Contra Costa County records, as of August 27, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 9310 OAK LEAF WAY, GRANITE BAY, CA 95746-9627 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Aug 14, 2026 |
| Transfer Doc | 0000088078 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit of Death of Trustee |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 20, 2026 |
| Property Address | 326 ALLEN ST, MARTINEZ, CA 94553-2656 |
| Document Number | 0000088078 |
| Instrument Date | Aug 14, 2026 |
| Instrument | 202688078 |
| Transaction Type | Transfer |
| Record Updated | Aug 27, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 9310 OAK LEAF WAY, GRANITE BAY, CA 95746-9627 |
| Investor | Possibly a Property Investor |
The 2025 property tax bill for 326 Allen St was $2,614.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $143,773 (+2%) Land $86,044 Building $57,729 | |
| 2025 | $2,614.00 | $140,955 Land $84,357 Building $56,598 |
| 2023 | $2,456.00 (+1.4%) | $135,483 Land $81,082 Building $54,401 |
| 2022 | $2,422.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 326 Allen St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 23 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 23 in force |
| Nearby Flood Claims | 12 (1980–2022) |
| Claims Outside the SFHA | 3 of 12 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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 risk around 326 Allen St is moderate, ranking above 54% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 54% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 358 locations within half a mile, as of December 31, 2025
| Provider | Max 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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