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Founded in 2006 under the name of Unión Deportivo Móstoles, the club was renamed Móstoles Club de Fútbol in 2013 after a club in the city, CD Móstoles, was dissolved. The club first reached the Preferente (fifth tier) in 2019, achieving their second promotion after the name change.
In the 2019–20 season, Móstoles won their Preferente group, achieving promotion to Tercera División and winning a place in the 2020–21 Copa del Rey.