The San Francisco 49ers are a professional American football team. The team plays its home games in San Francisco, California. The 49ers are currently members of the Western Division of the National Football Conference (NFC) in the National Football League (NFL). The 49ers began play in 1946 as a member of the All-America Football Conference (AAFC) and joined the NFL in 1950 after the AAFC merged. The team currently shares the record for most Super Bowl victories (5).