after world war ii they won the league three years in succession between 1946–47 and 1948–49 and again in 1951–52, after which they applied to join the eastern counties league, but were unsuccessful. they also won the league cup three years in a row from 1948 to 1950 and again in 1956, as well as the suffolk senior cup, which they picked up in 1950 and 1961. they also began entering the fa cup in 1950, which they continued to do until 1963. during their period of success, crowds reached four figures.