Contra Costa County property record for 350 Atherton Ave, Pittsburg, CA 94565
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,497 sqft · built 1976 |
| Lot Size | 0.178 acres (7,770 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,615 (2025) |
| Deeds & Mortgages | Sep 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 087-311-047-2 |
| Primary APN | 087-311-047-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,497 sqft Living Area |
| 1st Floor Area | 1,497 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Lot Area | 7,770 sqft (0.178 acres) |
| Garage Type | Attached |
| Garage Area | 423 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 350 ATHERTON AVE |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-4867 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1A |
| Legal Description | T04428 L0190 B |
| Legal Subdivision | SUBDIVISION 4428 |
| Legal Tract | 04428 |
| Legal Lot Number | 190 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 313206 |
350 Atherton Ave is owned and occupied by two individuals.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 350 ATHERTON AVE, PITTSBURG, CA 94565-4867 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 350 ATHERTON AVE, PITTSBURG, CA 94565-4867 |
| Document Number | 0000161502 |
| Instrument Date | Sep 25, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Oct 22, 2018 |
| Title Company | UTOPIAN GROUP |
| Name | Verified Name |
|---|---|
| Address | 350 ATHERTON AVE PITTSBURG CA 945654867, PITTSBURG, CA 94565-4867 |
| Document Number | 0000161502 |
|---|---|
| Date | Oct 11, 2018 |
| Instrument | 161502 |
| Name | MISCELLANEOUS GOVT AGCY |
|---|---|
| Address | RIVERSIDE, CA 92517 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 350 Atherton Ave was $2,615 with a homeowner's exemption.
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 | $178,709 (+2%) Land $32,478 Building $146,231 | |
| 2025 | $2,615.00 Homeowner's exemption | $175,206 Land $31,842 Building $143,364 |
| 2023 | $2,550.00 (-1.05%) Homeowner's exemption | $168,404 Land $30,606 Building $137,798 |
| 2022 | $2,577.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 350 Atherton Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 350 Atherton Ave is moderate, ranking above 44% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.08% 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 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 743 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile, Unwired.
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