MSA Rank	5
Population Age 18+	3,890,000
DEC	46,510
Daily Commute Time (minutes)	101
Pop. Density (Persons/Sq. Mi)	3,339

Other Facts » San Francisco's population is approximately 800,000 living on 46.5 square miles of hilly terrain and coastal land. It has eclectic neighborhoods which are best toured on foot. It has dramatic temperature swings with foggy weather in summers. » Request more information on San Francisco, CA