Find detailed information for ZIP Code 94121 in San Francisco, California, including county, population, area codes, maps, and official USPS mailing information.
| ZIP Code | 94121 |
| City | San Francisco |
| State | California (CA) |
| County | San Francisco |
| Timezone | America/Los_Angeles |
| Coordinates | 37.7784900, -122.4954800 |
| Population | 41,995 |
| ZIP Type | STANDARD |
| Country | United States |
94121 is a densely populated ZIP code covering San Francisco in California, the United States. This area falls under San Francisco County.
Around 41,995 people live in the 94121 ZIP code area. This puts it well ahead of the typical ZIP code in California (roughly 22,296).
Population density runs around 6,397 people per sq. mile, making it a urban area.
This ZIP code sits alongside neighboring areas like Fontana, Pittsburg, Los Angeles within California.
The ZIP code for San Francisco, California is 94121.
94121 is located in San Francisco County, California.
The population of 94121 (San Francisco) is approximately 41,995 people.
94121 is more populated than the typical California ZIP code, which averages around 22,296 people.
ZIP code codes near 94121 include 92336, 94565, 90011.