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| City | Hercules |
| State | California (CA) |
| County | Contra Costa |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 38.017144 |
| Longitude | -122.288581 |
| Population | 26,302 |
| Density | 1580.2 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 94547 |
| Area Code | 510 |
| County Seat | Martinez |
| School District | West Contra Costa Unified School District |
Hercules is a locality in Contra Costa County, California, United States. It has a population of 26,302. The population density is 1580.2 people per km². Hercules is located at 38.0171°N, 122.2886°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 94547.
Hercules stands as a testament to the enduring spirit of California's waterfront communities, its landscape a dramatic confluence of rolling hills and the broad expanse of the San Pablo Bay. It lies 4.9 miles north-east of San Pablo, CA (from San Pablo, CA: bearing 39°T), and is situated 6.3 miles south-south-west of Vallejo. The air here, especially in the late afternoon, carries a briny tang, a constant reminder of the water's proximity, while the sun, before its descent, often paints the sky in hues of bruised plum and molten gold, casting long shadows across the chaparral-covered slopes. Roads wind like arteries through this terrain, connecting scattered neighborhoods that cling to the hillsides, offering glimpses of the shimmering bay below. The character of Hercules is one of quiet resilience, a place where the natural world asserts its presence with a gentle, persistent beauty. The history of Hercules is inextricably linked to the industrial might that once pulsed through this region, particularly its legacy as a major explosives manufacturing site. This past has left an indelible mark, a subtle undercurrent of powerful forces harnessed and then released, shaping the very soil and spirit of the place. Today, the local economy has diversified, moving away from its heavy industrial roots, yet the echoes of that era can still be felt in the sturdy, no-nonsense architecture and the enduring stoicism of its residents. The waterfront, once a hub of bustling activity, now offers a more serene vista, a place for quiet contemplation and the enjoyment of the bay's ever-changing moods. Hercules, in its unassuming way, embodies a unique chapter in the story of the East Bay, a blend of industrial grit and natural grace.
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This page provides an embedded street and satellite map of Hercules, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 38.017144, -122.288581. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Hercules and Contra Costa County.
Detailed location data for Hercules includes the ZIP code (94547), telephone area code (510), county seat of Contra Costa County (Martinez), and school district assignment (West Contra Costa Unified School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Hercules is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |