Contra Costa County property record for 30 Grapevine Ct, Oakley, CA 94561 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,689 sqft · built 2024 |
| Lot Size | 0.14 acres (6,117 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $850,500 (Feb 2025) |
| Tax Bill | $11,925 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-590-011-2 |
| Primary APN | 034-590-011-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,689 sqft Living Area |
| 1st Floor Area | 1,769 sqft |
| 2nd Floor Area | 920 sqft |
| Year Built | Built 2024 |
|---|---|
| Effective Year Built | Effective 2024 |
| Lot Area | 6,117 sqft (0.14 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 30 GRAPEVINE CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-4227 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8734 L11 |
| Legal Subdivision | STONEWOOD |
| Legal Tract | 8734 |
| Legal Lot Number | 11 |
| 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 034-590-011-2
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 | 30 GRAPEVINE CT, OAKLEY, CA 94561-4227 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 14, 2025 · Amount on Record |
| Deed Sale | Feb 14, 2025 · Amount on Record |
| Deed Document Number | 202514119 |
| 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 and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $867,204 (+11.9%) Land $173,400 Building $693,804 | |
| 2025 | $11,925.00 (+335.22%) | $775,004 (+452.25%) Land $146,004 Building $629,000 |
| 2023 | $2,740.00 (+31.98%) | $140,336 Land $140,336 |
| 2022 | $2,076.00 |
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 |
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Nearby Flood Policies | 2 in force |
| Wildfire Risk | Low above 7% of the US · above 4% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,167 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 338 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 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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