In 1955 the club was renamed Hemel Hempstead Town. They were Delphian League runners-up in 1961–62, and when the league was dissolved in 1963, they following most other Delphian League clubs into the new Division Two of the Athenian League. They were promoted to Division One at the end of the 1964–65 seasons, and were Division One runners-up the following season, earning promotion to the Premier Division. However, after finishing bottom of the Premier Division in 1967–68, the club were relegated back to Division One. A second successive relegation followed in 1968–69 when they finished second-from-bottom of Division One.