Contra Costa County property record for 450 Turquoise Dr, Hercules, CA 94547
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,625 sqft · built 1987 |
| Lot Size | 0.209 acres (9,106 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $400,000 (Jun 2008) |
| Tax Bill | $8,435 (2025) |
| Deeds & Mortgages | Oct 2025 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 407-072-010-9 |
| Primary APN | 407-072-010-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,625 sqft Living Area |
| 1st Floor Area | 874 sqft |
| 2nd Floor Area | 751 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1988 |
| Lot Area | 9,106 sqft (0.209 acres) |
| Garage Type | Attached |
| Garage Area | 472 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 450 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 L0047 B |
| Legal Subdivision | 6156A |
| Legal Tract | 6156A |
| Legal Lot Number | 0047 |
| 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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 450 TURQUOISE DR, HERCULES, CA 94547-1739 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 2, 2008 · Amount on Record |
| Deed Sale | Jun 2, 2008 · Amount on Record |
| Prior Sale | Nov 8, 2007 · Amount on Record |
| Deed Document Number | 2008121528 |
| Last Transfer Date | Oct 13, 2025 |
| Transfer Doc | 0000112437 |
| Record Updated | Oct 29, 2026 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 24, 2025 |
| Property Address | 450 TURQUOISE DR, HERCULES, CA 94547-1739 |
| Document Number | 0000112437 |
| Map Reference | MB 278 PG 43 |
| Instrument Date | Aug 13, 2025 |
| Instrument | 2025- 112437 |
| Record Updated | Nov 10, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Name | Verified Name |
|---|---|
| Address | 450 TURQUOISE DR, HERCULES, CA 94547-1739 |
| Name | Verified Name |
|---|---|
| Address | 450 TURQUOISE DR, HERCULES, CA 94547-1739 |
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 | $535,896 (+2%) Land $294,746 Building $241,150 | |
| 2025 | $8,435.00 (+6.09%) Homeowner's exemption | $525,389 (+4.04%) Land $288,967 Building $236,422 |
| 2023 | $7,951.00 (+1.16%) Homeowner's exemption | $504,990 Land $277,747 Building $227,243 |
| 2022 | $7,860.00 |
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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