The 2015 United Football League was the sixth season of the UFL since its establishment as a semi-professional league in 2009. Ten teams competed in UFL Division 1 while seven teams were in Division 2.
Global were the defending champions, having won the Division 1 of the 2014 United Football League season.
Ceres outclassed Team Socceroo 6-0 on 15 July 2015 to clinch the 2015 United Football League title with two games to spare.
UFL Division 1 headlined a complete 10-team cast for the highest level of Philippine League football. Ceres and Manila Jeepney played in Division I, replacing the relegated Pasargad and the spot left by Manila Nomads' last season.
UFL Division 2 only had seven participants with new side Kabuscorp and returnees Mendiola. Six Division 2 clubs, namely, Philippine Air Force, Manila Nomads, UIM, Philippine Navy, Dolphins United, Cimarron, participated in the 2015 UFL League competitions.
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Team Socceroo, the 9th-placed team of Division 1 faced the 2nd-placed 2015 UFL Division 2 side JP Voltes in a two-legged playoff. The winner on aggregate score after both matches will earn a spot in the 2016 UFL Division 1.
JP Voltes won 12âÂÂ1 on aggregate and earned a United Football League Division 1 spot for the 2016 season.
<small>Correct as of 22:30, 5 August 2015 <br>Source: </small>
<small>Correct as of 23:00, 18 July 2015 <br>Source: </small>
<small>Correct as of 22:00, 29 July 2015 <br>Source: </small>
<small>Note: <sup>X</sup> means Straight Red Card; <sup>Y</sup> means 2 Yellow Cards</small>
<small>Correct as of 22:30, 18 April 2015 <br>Source: UFL Philippines</small>
<small>Correct as of__:__, __ ______ 2015 <br>Source: UFL Philippines</small>
<small>Correct as of 22:30, 18 April 2015 <br>Source: UFL Philippines</small>