Contra Costa County property record for 438 Turquoise Dr, Hercules, CA 94547
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,085 sqft · built 1987 |
| Lot Size | 0.213 acres (9,280 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $5,972 (2025) |
| Deeds & Mortgages | Sep 2022 Transfer Dec 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 407-052-001-2 |
| Primary APN | 407-052-001-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,085 sqft Living Area |
| 1st Floor Area | 1,187 sqft |
| 2nd Floor Area | 898 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1993 |
| Lot Area | 9,280 sqft (0.213 acres) |
| Garage Type | Attached |
| Garage Area | 479 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 438 TURQUOISE DR |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1739 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T6156A L0048 B |
| Legal Subdivision | SUBDIVISION 6156 |
| Legal Tract | 6156A |
| Legal Lot Number | 0048 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 359204 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 734 TURQUOISE DR, HERCULES, CA 94547-1763 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Sep 7, 2022 | Intrafamily Transfer, Transfer |
| Dec 8, 2017 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 26, 2022 |
| Transfer Doc | 0000136681 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 7, 2022 |
| Property Address | 438 TURQUOISE DR, HERCULES, CA 94547-1739 |
| Document Number | 0000136681 |
| Map Reference | MB 278 PG 43 |
| Instrument Date | Aug 26, 2022 |
| Instrument | 2022-136681 |
| Transaction Type | Transfer |
| Record Updated | Aug 1, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 734 TURQUOISE DR, HERCULES, CA 94547-1763 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 8, 2017 |
| Property Address | 438 TURQUOISE DR, HERCULES, CA 94547-1739 |
| Document Number | 0000230533 |
| Instrument Date | Nov 29, 2017 |
| Instrument | 230533 |
| Transaction Type | Transfer |
| Record Updated | Jan 3, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 734 TURQUOISE DR HERCULES CA 945471763, HERCULES, CA 94547-1763 |
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 | $330,535 (+2%) Land $91,584 Building $238,951 | |
| 2025 | $5,972.00 (+6.7%) | $324,055 (+4.04%) Land $89,789 Building $234,266 |
| 2023 | $5,597.00 (+1.17%) | $311,473 Land $86,303 Building $225,170 |
| 2022 | $5,532.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 403 locations within half a mile, as of December 31, 2025
| 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, Unwired.
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