Contra Costa County property record for 557 Turquoise Dr, Hercules, CA 94547
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,346 sqft · built 1988 |
| Lot Size | 0.152 acres (6,600 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $7,108 (2025) |
| Deeds & Mortgages | Sep 2021 Transfer Sep 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 407-081-021-5 |
| Primary APN | 407-081-021-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 2,346 sqft Living Area |
| 1st Floor Area | 1,334 sqft |
| 2nd Floor Area | 1,012 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Lot Area | 6,600 sqft (0.152 acres) |
| Garage Type | Attached |
| Garage Area | 489 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 557 TURQUOISE DR |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1759 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T06157 L0092 B |
| Legal Subdivision | SUBDIVISION 6157 |
| Legal Tract | 06157 |
| Legal Lot Number | 92 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 359204 |
Source: Contra Costa County records · APN 407-081-021-5
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 | 557 TURQUOISE DR, HERCULES, CA 94547-1759 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 09, 2021 | Intrafamily Transfer, Transfer |
| Sep 09, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Aug 12, 2021 |
| Transfer Doc | 0000252482 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 09, 2021 |
| Property Address | 557 TURQUOISE DR, HERCULES, CA 94547-1759 |
| Document Number | 0000252483 |
| Map Reference | MB 278 PG 30-42 |
| Instrument Date | Aug 12, 2021 |
| Instrument | 2021-252483 |
| 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 | 557 TURQUOISE DR, HERCULES, CA 94547-1759 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 09, 2021 |
| Property Address | 557 TURQUOISE DR, HERCULES, CA 94547-1759 |
| Document Number | 0000252482 |
| Map Reference | MB 278 PG 30-42 |
| Instrument Date | Aug 12, 2021 |
| Instrument | 2021-252482 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 557 TURQUOISE DR, HERCULES, CA 94547-1759 |
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 | $426,364 (+2%) Land $117,122 Building $309,242 | |
| 2025 | $7,108.00 (+6.38%) Homeowner's exemption | $418,005 (+4.04%) Land $114,826 Building $303,179 |
| 2023 | $6,682.00 (+1.17%) Homeowner's exemption | $401,775 Land $110,368 Building $291,407 |
| 2022 | $6,605.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile USA, Unwired.
Based on FCC filings for 403 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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