Map of Foster City, United States

Foster City is a city in California, United States, with a population of about 33,477. It lies at 37.5585°N, 122.2711°W, about 2 m above sea level. Foster City is about 3,913 km (2,432 mi) west of Washington, D.C., the capital. The nearest city on our map is San Mateo, 5 km to the west.

Foster City at a glance

Where is Foster City?

• Located in the Northern and Western hemispheres.
• Daylight ranges from about 9 h 34 min on the shortest day to 14 h 46 min on the longest day (around 21 December and 21 June).

Cities near Foster City

• San Mateo — 5 km west
• Redwood City — 9 km south
• Menlo Park — 14 km southeast
• San Bruno — 15 km northwest
• South San Francisco — 16 km northwest
• Palo Alto — 17 km southeast
• Pacifica — 20 km west
• Newark — 21 km east
• Hayward — 21 km northeast
• San Leandro — 21 km northeast

Largest cities in California

• Los Angeles — 3,820,914
• San Diego — 1,404,452
• San Jose — 997,368
• San Francisco — 827,526
• Fresno — 542,107
• Sacramento — 524,943
• Long Beach — 474,140
• Oakland — 419,267
• Bakersfield — 373,640
• Anaheim — 350,742

Largest cities in United States

• New York City — 8,804,190
• Los Angeles — 3,820,914
• Brooklyn — 2,736,074
• Chicago — 2,664,452
• Queens — 2,316,841
• Houston — 2,314,157
• Phoenix — 1,650,070
• Philadelphia — 1,573,916
• San Antonio — 1,526,656
• Manhattan — 1,487,536

Map of United States and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.