The club was established in 1949 and joined the Cornwall Senior League for the 1950–51 season. In 1951 they were founder members of the
South Western League. They finished bottom of the league in 1952–53 and again in 1954–55, but won their first trophy in 1957–58, beating
Newquay 1–0 in the League Cup final. In 1964–65 the club missed out on a second league title by one point after being deducted two points. At the start of the following season the club won the league's Charity Bowl with a 2–1 win over
Plymouth Parkway. Following league reorganisation at the end of the
2018–19 season, Falmouth were placed in the Premier Division West. In
2021–22 they won the Cornwall Senior Cup and were Premier Division West champions. This earned promotion to the Premier Division of the Western League after a forty-year absence. In
2023–24 they won the Cornwall Senior Cup again, and were Premier Division runners-up to
Helston Athletic, qualifying for the promotion play-offs. After beating
Barnstaple Town 3–1 in the semi-finals, Falmouth defeated
Clevedon Town 2–0 in the final to secure promotion to Division One South of the
Southern League for the first time in their history. ==Ground==