Contra Costa County property record for 815 Whitehaven Ct, Antioch, CA 94509 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,937 sqft · built 1984 |
| Lot Size | 0.175 acres (7,632 sqft) |
| Owner | Company Name on File |
| Last Sale | $215,000 (Jul 2010) |
| Tax Bill | $3,655 (2025) |
| Deeds & Mortgages | Jun 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-422-027-4 |
| Primary APN | 071-422-027-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,937 sqft Living Area |
| 1st Floor Area | 1,055 sqft |
| 2nd Floor Area | 882 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 7,632 sqft (0.175 acres) |
| Garage Type | Attached |
| Garage Area | 462 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 815 WHITEHAVEN CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5547 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04698 L0072 B EX MR |
| Legal Subdivision | SUBDIVISION 4698 |
| Legal Tract | 04698 |
| Legal Lot Number | 72 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 307101 |
Source: Contra Costa County records · APN 071-422-027-4
Assessment roll updated July 14, 2026 · Last verified August 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 | 3512 G ST, ANTIOCH, CA 94509-5931 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 01, 2010 · Amount on Record |
| Deed Sale | Jul 01, 2010 · Amount on Record |
| Prior Sale | Mar 17, 2010 · Amount on Record |
| Deed Document Number | 2010132708 |
| Last Transfer Date | Jun 07, 2022 |
| Transfer Doc | 0000095716 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 08, 2022 |
| Property Address | 815 WHITEHAVEN CT, ANTIOCH, CA 94509-5547 |
| Document Number | 0000095716 |
| Map Reference | MB 202 PG 49 |
| Instrument Date | Jun 07, 2022 |
| Instrument | 2022-095716 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 3512 G ST, ANTIOCH, CA 94509-5931 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $280,950 (+2%) Land $71,867 Building $209,083 | |
| 2025 | $3,655.00 (+5.57%) | $275,442 (+4.04%) Land $70,458 Building $204,984 |
| 2023 | $3,462.00 (+1.5%) | $264,748 Land $67,723 Building $197,025 |
| 2022 | $3,411.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Low above 7% of the US · above 4% of California |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 579 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 |
| AT&T | DSL | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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