It is the owner of the Cardiff Arms Park site,[1][2][3][4] however, it is also a major shareholder of Cardiff Rugby Football Club Ltd and therefore has a large influence over the rugby club's two sides.

The Athletic Club has bowls, cricket, field hockey, rugby union, and tennis sections.

Before that in 1878, the two Clubs had been granted the use of Cardiff Arms Park at a peppercorn rate, by the 3rd Marquess of Bute, who owned the site at the time.

[6] By 1935, the 4th Marquis of Bute built a new block of flats on his land adjoining Westgate Street.

It was formed in 1966 as the Cardiff Athletic Club Male Voice Choir, and today performs internationally with a schedule of concerts and tours.