Contra Costa County property record for 3486 Main St, Oakley, CA 94561
| Property Type | Federal Property (Exempt) |
|---|---|
| Details | 5,028 sqft · built 1902 |
| Lot Size | 0.163 acres (7,100 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 037-160-021-4 |
| Primary APN | 037-160-021-4 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 5,028 sqft Gross Area |
| 1st Floor Area | 5,028 sqft |
| Year Built | Built 1902 |
|---|---|
| Effective Year Built | Effective 1923 |
| Lot Area | 7,100 sqft (0.163 acres) |
| Street Address | 3486 MAIN ST |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-3137 |
| Property Category | Public Works |
| Property Type | Public Works > Federal Property (Exempt) |
| Legal Description | POR SEC 23 & 24 T2N R2E PCL A LLA 22-05 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 302005 |
Source: Contra Costa County assessment roll, 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 | Company Name on File |
|---|---|
| Mailing Address | 3231 MAIN ST, OAKLEY, CA 94561-3147 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Aug 18, 1998 |
| Transfer Doc | 0000199392 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Oakley City |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Elementary School District | Oakley Union Elementary School District (KG - 08) |
| Year | Assessed Value |
|---|---|
| 2026 | $97,775 (-78.99%) Land $97,775 |
| 2023 | $465,335 Land $465,335 |
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
| 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.
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 | Indirect within ember reach |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007 |
|---|---|
| Water Source | Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT |
| Last State Inspection | Jan 2024 |
| Also Mapped Here | CONTRA COSTA WATER DISTRICT |
| Lead | 2 ppb (2020–2022) 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 378 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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