Guadalajara was founded on 30 January 1947, playing its first match in the amateur league against Real Ávila CF, a 2–1 win. In 1970, its grounds, Pedro Escartín (in honour of a former referee), were inaugurated.
On 18 July 1985, on the day of the club hymn's official presentation, the club first appeared in the Copa del Rey, against Rayo Vallecano. It would spend the first sixty years of its existence in the fourth division and the regional leagues.
As of 3 August, 2012.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.