Contra Costa County property record for 166 Seaway Ct, Hercules, CA 94547
| Property Type | Condominium |
|---|---|
| Details | 2 bd · 2 ba · 1,028 sqft · built 1989 |
| Lot Size | 0.024 acres (1,023 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $182,000 (Nov 2012) |
| Tax Bill | $4,285 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 362-250-066-2 |
| Primary APN | 362-250-066-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,028 sqft Living Area |
| 1st Floor Area | 968 sqft |
| Basement Area | 60 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Condo/Apartment |
| Lot Area | 1,023 sqft (0.024 acres) |
| Garage Type | Attached |
| Garage Area | 264 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Central |
|---|
| Street Address | 166 SEAWAY CT |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1546 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | T6666 B4 U166 |
| Legal Tract | 6666 |
| Legal Block | 4 |
| Legal Lot Number | 2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | BRIONES |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 356002 |
166 Seaway Ct, a condominium, is owner-occupied and held in a trust since March 2014.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 166 SEAWAY CT, HERCULES, CA 94547-1546 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 16, 2012 · Amount on File |
| Deed Sale | Nov 16, 2012 · Amount on File |
| Prior Sale | Jul 19, 2012 · Amount on File |
| Deed Document Number | 2012291089 |
| Last Transfer Date | Mar 7, 2014 |
| Transfer Doc | 0000037350 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 166 Seaway Ct was $4,285 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Hercules City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $228,588 (+2%) Land $41,442 Building $187,146 | |
| 2025 | $4,285.00 Homeowner's exemption | $224,107 Land $40,630 Building $183,477 |
| 2023 | $4,078.00 (+1.19%) Homeowner's exemption | $215,406 Land $39,053 Building $176,353 |
| 2022 | $4,030.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 166 Seaway Ct in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 7 (1993–2017) |
| Claims Outside the SFHA | 2 of 7 |
| Most Recent Claim | Feb 2017 · Severe Winter Storms, Flooding, And Mudslides |
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.
Wildfire risk around 166 Seaway Ct is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 245 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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