How Big Is San Francisco?

San Francisco Size Overview

San Francisco covers an area of 121 km² (47 mi²) in USA, North America. A cultural and financial center in Northern California. The city is often called "SF". To put this in perspective, San Francisco is about 1.2x the size of Paris (city proper).

With a population of 0.9 million (4.7 million in the metropolitan area), San Francisco has a population density of 7,190 people per km². The greater San Francisco metropolitan area extends to 6,984 km².

San Francisco has a history stretching back to 1776. The city is renowned for Golden Gate Bridge, Alcatraz Island, Cable cars, and Silicon Valley proximity.

San Francisco has a Mediterranean climate, with summer temperatures averaging 17°C and winters around 10°C. The city's main public transit system is the BART & Muni.