The club was established in 1906 and joined the
Northern League in 1911. They finished as runners-up in their second season, and won the league in 1913–14. In 1925–26 they won the league again, and in 1927–28 they reached the semi-final of the
FA Amateur Cup, losing 2–1 to
Cockfield in a replay. They won a third Northern League title in 1929–30, and in 1938–39 they reached the final of the Amateur Cup, losing 3–0 to
Bishop Auckland at Roker Park, Sunderland. They resigned from the Northern League on 20 March 1940, but rejoined at the end of
World War II. Their traditional local rivals are
Crook Town. The club has had a number of famous managers including both
Malcolm Allison and
Alan Durban in 1984 and also Eddie Kyle, Alan Murray and
Stan Cummins. The 2017–18 campaign saw Willington AFC have their best Northern League points tally for 42 years (1976). ==Honours==