The club was established in 1892. In 1897 they were founder members of the Redhill & District League. In 1926–27 the club were Redhill & District League champions, and in 1929–30 they won the East Surrey Junior Cup. They were champions in 1971–72, but left the league in 1978 to join the
London Spartan League, When the league gained a second division in 2003, Merstham became members of the Premier Division. After winning the Premier Challenge Cup in
2004–05 and finishing as runners-up in the Premier Division in
2005–06 and
2006–07 (also winning the Premier Challenge Cup and the
Southern Combination Challenge Cup), They won the Surrey Senior Cup again in 2017–18. The
2018–19 season saw them finish fifth in the Premier Division. In the subsequent play-offs, they beat
Carshalton Athletic 2–1 in the semi-finals before losing the final 2–0 to
Tonbridge Angels. In
2021–22 the club finished bottom of the Premier Division and were relegated to the South Central Division. At the end of the
following season they were transferred to the South East Division. ==Ground==