Contra Costa County property record for 142 Dockside Bay, Hercules, CA 94547 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 3,489 sqft · built 2004 |
| Lot Size | 0.211 acres (9,208 sqft) |
| Owner | Company Name on File |
| Last Sale | $789,000 (Jul 2004) |
| Tax Bill | $16,691 (2025) |
| Deeds & Mortgages | Aug 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 404-640-008-3 |
| Primary APN | 404-640-008-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,489 sqft Living Area |
| 1st Floor Area | 1,741 sqft |
| 2nd Floor Area | 1,748 sqft |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Cluster |
| Lot Area | 9,208 sqft (0.211 acres) |
| Garage Type | Attached |
| Garage Area | 611 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 142 DOCKSIDE BAY |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-2704 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8677 L8 |
| Legal Subdivision | SUBDIVISION 8677 |
| Legal Tract | 8677 |
| Legal Lot Number | 8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 392300 |
Source: Contra Costa County records · APN 404-640-008-3
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 | PO BOX 5643, HERCULES, CA 94547-5643 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 16, 2004 · Amount on Record |
| Deed Sale | Jul 16, 2004 · Amount on Record |
| Deed Document Number | 2004272637 |
| Last Transfer Date | Dec 03, 2021 |
| Transfer Doc | 0000125307 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 11, 2022 |
| Property Address | 142 DOCKSIDE BAY, HERCULES, CA 94547-2704 |
| Document Number | 0000125307 |
| Map Reference | MB 455 PG 913 |
| Instrument Date | Dec 03, 2021 |
| Instrument | 2022-125307 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | PO BOX 5643, HERCULES, CA 94547-5643 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Hercules City |
| Unified School District | West Contra Costa 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 | $1,171,392 (+2%) Land $341,218 Building $830,174 | |
| 2025 | $16,691.00 (+5.59%) | $1,148,425 (+4.04%) Land $334,528 Building $813,897 |
| 2023 | $15,808.00 (+1.85%) | $1,103,833 Land $321,539 Building $782,294 |
| 2022 | $15,521.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133923001, 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 | 1 in force |
| Wildfire Risk | Low above 5% of the US · above 3% 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; 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 120 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 |
May also be available at this address: T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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