The club was established in 1993 as a merger of Crawley Down United and two other clubs, and was initially named
Crawley Down Village. They took the place of Crawley Down United in the Premier Division of the
Mid-Sussex League, and after a third-place finish in their first season, they were champions of the league in 1994–95, In their first season in the Sussex County League, the club won the Sussex Intermediate Cup and were Division Three champions, resulting in promotion to Division Two. Crawley Down were Division One champions in 2010–11 and were promoted to Division One South of the
Isthmian League. That season also saw them win the
Sussex RUR Cup, beating
AFC Uckfield Town 2–0 in the final. In 2012 the club were renamed again, becoming Crawley Down Gatwick. In 2015–16 Crawley Down were Division One runners-up, earning promotion to the Premier Division. They were Premier Division runners-up in
2022–23, qualifying for an inter-step promotion play-off with
Sutton Common Rovers from the Isthmian League. However, they lost 2–0 and remained in the Southern Combination. ==Ground==