[3] The club was founded in 1916 and first won the championship in 1924/25 when it was run on an unofficial basis.

[4] Beja clubs compete in the third national level of the Portuguese football league system in Campeonato Nacional de Seniores, competition run by the Portuguese Football Federation.

Below the Campeonato Nacional de Seniores the competitions are organised at a district level (known in Portuguese as Distritais) with each District Association organising its competitions according to geographical and other factors.

In more general terms the AF Beja currently organises District Championships for football and Futsal for men and women for all age groups including Senior, Junior, Youth, Beginners, Infants and Schools.

The AF Beja runs the following division covering the fifth and sixth tiers of the Portuguese football league system.