Contra Costa County property record for 521 Harbor Ct, Pittsburg, CA 94565
| Property Type | Industrial Vacant Land |
|---|---|
| Lot Size | 1.97 acres (86,161 sqft) |
| Owner | Company Name on File |
| Tax Bill | $8,994 (2025) |
| Deeds & Mortgages | Dec 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 088-500-011-7 |
| Primary APN | 088-500-011-7 |
|---|---|
| Alternative APN |
|
| Lot Area | 86,161 sqft |
|---|
| Street Address | 521 HARBOR CT |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-5029 |
| Property Category | Industrial |
| Property Type | Industrial > Vacant Land |
| Legal Description | TRACT 5382 POR LOTS 4-6 |
| Legal Tract | 5382 |
| Legal Lot Number | 4-6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 313105 |
521 Harbor Ct, industrial vacant land, is owned by a company.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 128 KING ST, 400, SAN FRANCISCO, CA 94107-1914 |
| Owner Type | Company |
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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 521 HARBOR CT, PITTSBURG, CA 94565-5029 |
| Transaction Type | Mortgage |
| Record Updated | Dec 12, 2025 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 128 KING ST 400, 400, SAN FRANCISCO, CA 94107-1905 |
| Document Number | 0000134220 |
|---|---|
| Date | Dec 1, 2025 |
| Instrument | 2025- 134220 |
| Name | GERMAN AMERICAN CAPITAL CORP |
|---|---|
| Type | Funding / Finance Company |
| Address | 1 TIME WARNER CTR # 1515, NEW YORK, NY 10019 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 521 Harbor Ct was $8,994.
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 | $558,413 (+2%) Land $558,413 | |
| 2025 | $8,994.00 | $547,464 Land $547,464 |
| 2023 | $8,718.00 (-1.19%) | $526,206 Land $526,206 |
| 2022 | $8,823.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 521 Harbor Ct in Zone X, an area of minimal flood risk.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 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.
The area around 521 Harbor Ct has no burnable land within ember reach, so its wildfire risk is not rated.
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 620 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures