Contra Costa County property record for 1638 Swallow Way, Hercules, CA 94547
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.5 ba · 2,216 sqft · built 1979 |
| Lot Size | 0.358 acres (15,600 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $9,465 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 407-152-022-7 |
| Primary APN | 407-152-022-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,216 sqft Living Area |
| 1st Floor Area | 979 sqft |
| 2nd Floor Area | 1,237 sqft |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Lot Area | 15,600 sqft (0.358 acres) |
| Garage Type | Attached |
| Garage Area | 525 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 1638 SWALLOW WAY |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1648 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 5017 LOT 67 |
| Legal Tract | 5017 |
| Legal Lot Number | 67 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| 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 | 2050 HOKE DR, PINOLE, CA 94564-1834 |
| Owner Type | Company |
| Vesting | Estate |
| Deed Names | Name on Deed |
|---|---|
| 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 | $609,302 (+2%) Land $394,596 Building $214,706 | |
| 2025 | $9,465.00 (+5.86%) | $597,356 (+4.04%) Land $386,859 Building $210,497 |
| 2023 | $8,941.00 (+1.14%) | $574,162 Land $371,838 Building $202,324 |
| 2022 | $8,840.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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.
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