Contra Costa County property record for 53 Atherton Ave, Pittsburg, CA 94565
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,119 sqft · built 1947 |
| Lot Size | 0.158 acres (6,900 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,716 (2025) |
| Deeds & Mortgages | May 2018 Line of Credit Apr 2019 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 087-062-027-5 |
| Primary APN | 087-062-027-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,119 sqft Living Area |
| 1st Floor Area | 1,119 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 6,900 sqft (0.158 acres) |
| Street Address | 53 ATHERTON AVE |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-4818 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | GARDEN HEIGHTS LOT 83 |
| Legal Subdivision | GARDEN HEIGHTS |
| Legal Lot Number | 83 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 313206 |
53 Atherton Ave is owned and occupied by an individual who acquired it in July 1997.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 53 ATHERTON AVE, PITTSBURG, CA 94565-4818 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| May 22, 2018 | Deed of Trust, Mortgage · Line of Credit UNIFY FINANCIAL FCU |
| Apr 2, 2019 | Affidavit of Death, Transfer NOT AVAILABLE |
| Apr 2, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jul 28, 1997 |
| Transfer Doc | 0000142659 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 53 ATHERTON AVE, PITTSBURG, CA 94565-4818 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000079931 |
|---|---|
| Date | May 22, 2018 |
| Instrument | 2018-079931 |
| Name | UNIFY FINANCIAL FCU |
|---|---|
| Type | Credit Union |
| Address | TORRANCE, CA 90501 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 2, 2019 |
| Property Address | 53 ATHERTON AVE, PITTSBURG, CA 94565-4818 |
| Document Number | 0000044762 |
| Instrument Date | Mar 21, 2019 |
| Instrument | 44762 |
| Transaction Type | Transfer |
| Record Updated | Apr 24, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 53 ATHERTON AVE PITTSBURG CA 945654818, PITTSBURG, CA 94565-4818 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 2, 2019 |
| Property Address | 53 ATHERTON AVE, PITTSBURG, CA 94565-4818 |
| Document Number | 0000044763 |
| Instrument Date | Mar 21, 2019 |
| Instrument | 44763 |
| Transaction Type | Transfer |
| Record Updated | May 20, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 53 ATHERTON AVE PITTSBURG CA 945654818, PITTSBURG, CA 94565-4818 |
The 2025 property tax bill for 53 Atherton Ave was $5,716.
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 | $447,372 (+2%) Land $312,120 Building $135,252 | |
| 2025 | $5,716.00 | $438,600 Land $306,000 Building $132,600 |
| 2023 | $1,365.00 (-0.29%) Homeowner's exemption | $62,105 Land $18,840 Building $43,265 |
| 2022 | $1,369.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 53 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 53 Atherton Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 | 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 608 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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