Foster City, California — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Foster City, San Mateo County.
| City | Foster City |
| State | California (CA) |
| County | San Mateo |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 37.558546 |
| Longitude | -122.271079 |
| Population | 32,792 |
| Density | 3360.7 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 94404 |
| Area Code | 510 |
| County Seat | Redwood City |
| School District | San Mateo-Foster City Elementary School District |
Foster City is a locality in San Mateo County, California, United States. It has a population of 32,792. The population density is 3360.7 people per km². Foster City is located at 37.5585°N, 122.2711°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 94404.
Foster City unfolds as a carefully orchestrated landscape of water and land, a testament to human design against the backdrop of the San Francisco Bay. It lies 2.7 miles north of Belmont, CA (from Belmont, CA: bearing 6°T), and is situated 3.0 miles east of San Mateo. Its character is defined by a network of interconnected lagoons that weave through residential neighborhoods and commercial districts, reflecting the ever-present sky and the distant, hazy silhouettes of the Peninsula hills. The air here often carries a cool, briny whisper from the bay, a constant reminder of the vast Pacific not far beyond the Golden Gate. Streets are wide and meticulously maintained, lined with manicured lawns and the low-slung, modern architecture that speaks of a planned community. Evenings can bring a peculiar stillness, punctuated by the gentle lapping of water against seawalls and the distant hum of traffic, a soundscape unique to this engineered island. This city, born from a vision of modern living on reclaimed land, emerged in the mid-20th century, transforming marshlands into a vibrant hub. The local economy, once perhaps more agricultural in its roots before the bayfront development, now thrives on a diverse mix of technology firms and retail centers, drawing workers and shoppers from across the Peninsula. Foster City's unique geography, with its extensive waterways serving as both aesthetic features and recreational arteries, has fostered a distinct lifestyle. Kayakers and paddleboarders glide across the placid surfaces, their movements mirroring the slow drift of clouds overhead, while families gather in parks that hug the water's edge. The city's deliberate creation has given it a singular identity, a place where the rhythm of daily life is subtly shaped by the ebb and flow of the bay's borrowed waters.
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This page provides an interactive Google map of Foster City, California with street, satellite and terrain views and integrated Street View imagery. 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 Foster City and San Mateo County.
Detailed location data for Foster City includes the ZIP code (94404), telephone area code (510), county seat of San Mateo County (Redwood City), and school district assignment (San Mateo-Foster City Elementary 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 Foster City is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 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. |