They wear a claret and sky blue kit and play their home games at Garey Paul Guiver(yaya) is currently the leading all time goalscorer with approximately 278 goals for the millers.

[4] Union Mills were champions of JCK Division 2 20/21 season and now complete in the top flight of Manx football the Isle of Man Canada Life Premiership.

On 10 November 2007 former Wimbledon football Robbie Earle visited Union Mills, where he helped coach the club's Under-9's team.

[7] Following the 2007–08 season Union Mills hosted the annual Isle of Man Football Association Awards at the Garey Mooar clubhouse on 27 June 2008.

[9] In the 2012–13 season, Mills made history again by reaching the Hospital Cup final for the 1st time and ended up being runners up to St Georges.

In November 2008 Blackpool staff visited Union Mills, to help train the club's coaches, and announced that they would soon be opening a Development Centre on the island.

Vince Watkins, Chairman of Union Mills, said at the time, "We are delighted to receive this funding as it provides a significant proportion of the money we need to carry out the plans that we have been making for some years now.