Contra Costa County property record for 315 Harbor St, Pittsburg, CA 94565
| Property Type | Light Industrial |
|---|---|
| Details | 1,848 sqft · built 1950 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $1,746 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 073-041-001-6 |
| Primary APN | 073-041-001-6 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 1,848 sqft Gross Area |
| 1st Floor Area | 1,848 sqft |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 10,454 sqft (0.24 acres) |
| Street Address | 315 HARBOR ST |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-2675 |
| Property Category | Industrial |
| Property Type | Industrial > Light Industrial |
| Legal Description | POR RO LOS MEDANOS |
| Legal Subdivision | RO LOS MEDANOS |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 309000 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | PO BOX 145, CLAYTON, CA 94517-0145 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 5, 1994 |
| Transfer Doc | 0000176147 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Pittsburg City |
| Unified School District | Pittsburg Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $23,414 (+2%) Land $15,659 Building $7,755 | |
| 2025 | $1,746.00 (-3.05%) | $22,955 (+4.04%) Land $15,352 Building $7,603 |
| 2023 | $1,801.00 (+0.06%) | $22,064 Land $14,756 Building $7,308 |
| 2022 | $1,800.00 |
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 X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 19 policies |
| Nearby Flood Policies | 19 in force |
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 | Not rated no burnable land 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 PITTSBURG serves 62,500 people · EPA ID CA0710008 |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Apr 2023 |
| Lead | Under 1 ppb (2022–2024) 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 15 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 |
| AT&T DSL | 100 / 20 |
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