They returned to Division One for the 1910–11 season, but left in 1912 to become founder members of the Athenian League.

They were Premier Division champions in 1936–37, and returned to the Athenian League for the 1939–40 season, which was abandoned due to World War II.

They reached the first round of the FA Cup for the first time in 1946–47, losing 5–0 at Port Vale.

The following season they were Athenian League champions, and reached the first round of the FA Cup again, losing 3–1 at home to Southend United.

The new club continued to play at Finchley's Summers Lane ground, which was renamed the Harry Abrahams Stadium after a long-term Wingate supporter.

The club's original colours were scarlet and black; in hoops with a petrel badge in 1876-77, in halves with an FFC logo on a shield thereafter.

[4] By the 1940s the club was wearing white shirts and blue shorts.