Contra Costa County property record for 285 W 10th St, Pittsburg, CA 94565
| Property Type | Quadplex |
|---|---|
| Details | 3,965 sqft · built 1932 |
| Lot Size | 0.132 acres (5,750 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $6,308 (2025) |
| Deeds & Mortgages | Apr 2022 Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 085-214-001-1 |
| Primary APN | 085-214-001-1 |
|---|---|
| Alternative APN |
|
| Total Rooms | 4 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 3,965 sqft Living Area |
| 1st Floor Area | 3,965 sqft |
| Year Built | Built 1932 |
|---|---|
| Effective Year Built | Effective 1932 |
| Architectural Style | Quadruplex |
| Lot Area | 5,750 sqft (0.132 acres) |
| Street Address | 285 W 10TH ST |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-2413 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | CITY OF PITTS N 115 FT LOT 10 BLK 86 |
| Legal Subdivision | PITTSBURG |
| Legal Block | 86 |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 310000 |
285 W 10th St, a quadplex, is held in a trust since April 2022.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | PO BOX 7790, BERKELEY, CA 94707-0790 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 12, 2022 |
| Transfer Doc | 0000066779 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 18, 2022 |
| Property Address | 285 W 10TH ST, PITTSBURG, CA 94565-2413 |
| Document Number | 0000066779 |
| Map Reference | MB 17 PG 357 |
| Instrument Date | Apr 12, 2022 |
| Instrument | 2022-066779 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | PO BOX 7790, KENSINGTON, CA 94707-0790 |
| Document Number | 0000066780 |
|---|---|
| Date | Apr 18, 2022 |
| Instrument | 2022-066780 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2052 |
The 2025 property tax bill for 285 W 10th St was $6,308.
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 | $334,522 (+2%) Land $51,755 Building $282,767 | |
| 2025 | $6,308.00 | $327,964 Land $50,741 Building $277,223 |
| 2023 | $5,933.00 (-1%) | $315,231 Land $48,772 Building $266,459 |
| 2022 | $5,993.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 285 W 10th St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 42 policies |
| Nearby Flood Policies | 42 in force |
| Nearby Flood Claims | 4 (1998–2023) |
| Claims Outside the SFHA | 1 of 4 |
| Most Recent Claim | Feb 2023 · Severe Winter Storm And Flooding |
| 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.
The area around 285 W 10th St 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 583 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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