Contra Costa County property record for 4355 Pacheco Blvd, Martinez, CA 94553
| Property Type | Service Station (Full Service) |
|---|---|
| Details | 833 sqft · built 1986 |
| Lot Size | 0.563 acres (24,524 sqft) |
| Owner | Company Name on Record |
| Last Sale | $750,000 (Apr 2016) |
| Tax Bill | $11,777 (2025) |
| Flood Zone | Zone A (high risk) |
| APN | 380-180-063-6 |
| Primary APN | 380-180-063-6 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 833 sqft Gross Area |
| 1st Floor Area | 833 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Lot Area | 24,524 sqft (0.563 acres) |
| Street Address | 4355 PACHECO BLVD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2229 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Service Station (Full Service) |
| Local Zoning Code | RB |
| Legal Description | RECORD OF SURVEY 51 LSM 36 PCL 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 320001 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 587 YGNACIO VALLEY RD, WALNUT CREEK, CA 94596-3801 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 28, 2016 · Amount on Record |
| Deed Sale | Apr 28, 2016 · Amount on Record |
| Deed Document Number | 201679462 |
| Prior Transfer Date | Mar 16, 2010 |
| Prior Transfer Doc | 0000056066 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,190,607 (+34.1%) Land $603,733 Building $586,874 | |
| 2025 | $11,777.00 (-16.34%) | $887,843 (+4.04%) Land $591,896 Building $295,947 |
| 2023 | $14,078.00 (+5.3%) | $853,369 Land $568,913 Building $284,456 |
| 2022 | $13,370.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone A high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 22 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 22 in force |
| Nearby Flood Claims | 11 (1986–2022) |
| Claims Outside the SFHA | 2 of 11 |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 208 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 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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