Contra Costa County property record for 580 Brownstone Rd, Oakley, CA 94561 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,712 sqft · built 1983 |
| Lot Size | 1.5 acres (65,340 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,277 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-220-003-7 |
| Primary APN | 034-220-003-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,712 sqft Living Area |
| 1st Floor Area | 2,712 sqft |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1984 |
| Lot Area | 65,340 sqft |
| Garage Type | Attached |
| Garage Area | 1,265 sqft |
| Parking Spaces | 5 Parking Spaces |
| Street Address | 580 BROWNSTONE RD |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-3811 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | POR S HF SEC 36 T2N R2E LESS MR 1.500 AC |
| Legal Range | 02E |
| Legal Township | 02N |
| Legal Section | 36 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 302007 |
Source: Contra Costa County records · APN 034-220-003-7
Assessment roll updated July 14, 2026 · Last verified July 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 | 580 BROWNSTONE RD, OAKLEY, CA 94561-3811 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | May 30, 2003 |
| Transfer Doc | 0000290636 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $395,420 (+2%) Land $63,394 Building $332,026 | |
| 2025 | $4,277.00 (+3.18%) Homeowner's exemption | $387,667 (+4.04%) Land $62,151 Building $325,516 |
| 2023 | $4,145.00 (+1%) Homeowner's exemption | $372,616 Land $59,739 Building $312,877 |
| 2022 | $4,104.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133020071, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 2 in force |
| Wildfire Risk | Low above 5% of the US · above 3% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,545 per year |
| Exposure | Direct burnable vegetation at the parcel |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 163 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 2,000 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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