Contra Costa County property record for 310 Valley Run, Hercules, CA 94547
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2.5 ba · 1,434 sqft · built 1979 |
| Lot Size | 0.053 acres (2,300 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $8,052 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 406-471-033 |
| Primary APN | 406-471-033 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,434 sqft Living Area |
| 1st Floor Area | 759 sqft |
| 2nd Floor Area | 675 sqft |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Townhouse |
| Lot Area | 2,300 sqft (0.053 acres) |
| Garage Type | Attached |
| Garage Area | 399 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 310 VALLEY RUN |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1420 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | PUD |
| Legal Description | T05100 L0033 B |
| Legal Tract | 05100 |
| Legal Lot Number | 33 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 359203 |
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 | 310 VALLEY RUN, HERCULES, CA 94547-1420 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jun 21, 2021 |
| Transfer Doc | 0000180859 |
| Record Updated | Sep 20, 2026 |
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 | $507,875 (+2%) Land $298,101 Building $209,774 | |
| 2025 | $8,052.00 (+6.16%) | $497,917 (+4.04%) Land $292,256 Building $205,661 |
| 2023 | $7,585.00 (+4.42%) | $478,584 Land $280,908 Building $197,676 |
| 2022 | $7,264.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 500 ft |
| 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 | None beyond ember reach |
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 693 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 | 100 / 20 |
May also be available: T-Mobile, Unwired.
5G (outdoors only) and 4G LTE
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