Contra Costa County property record for 428 Hill Ave, Oakley, CA 94561 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,569 sqft · built 2002 |
| Lot Size | 0.149 acres (6,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $270,000 (Sep 2007) |
| Tax Bill | $5,640 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 033-370-008-6 |
| Primary APN | 033-370-008-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,569 sqft Living Area |
| 1st Floor Area | 1,569 sqft |
| Year Built | Built 2002 |
|---|---|
| Effective Year Built | Effective 2002 |
| Lot Area | 6,500 sqft (0.149 acres) |
| Garage Type | Attached |
| Garage Area | 437 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 428 HILL AVE |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-2770 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8391 L93 |
| Legal Tract | 8391 |
| Legal Lot Number | 93 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 302012 |
Source: Contra Costa County records · APN 033-370-008-6
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 428 HILL AVE, OAKLEY, CA 94561-2770 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 28, 2007 · Amount on Record |
| Deed Sale | Sep 28, 2007 · Amount on Record |
| Prior Sale | Jul 23, 2002 · Amount on Record |
| Deed Document Number | 2007273217 |
| Prior Transfer Date | Jul 01, 2004 |
| Prior Transfer Doc | 0000264856 |
| 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 | $361,589 (+2%) Land $133,969 Building $227,620 | |
| 2025 | $5,640.00 (+3.26%) Homeowner's exemption | $354,500 (+4.04%) Land $131,343 Building $223,157 |
| 2023 | $5,462.00 (+1.34%) Homeowner's exemption | $340,737 Land $126,244 Building $214,493 |
| 2022 | $5,390.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Moderate above 52% of the US · above 30% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,064 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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