2017 National Premier Leagues
The 2017 National Premier Leagues was the fifth season of the Australian National Premier Leagues football competition. The league competition was played amongst eight separate divisions, divided by FFA state and territory member federations. The divisions are ACT, NSW, Northern NSW, Queensland, South Australia, Tasmania, Victoria and Western Australia.
The winners of each respective divisional league competed in a finals playoff tournament at season end, with Heidelberg United crowned as Champions, which gave them direct qualification for the 2018 FFA Cup Round of 32.
Final Series
The winner of each league competition in the NPL competed in a single match knockout tournament to decide the National Premier Leagues Champion for 2017. The quarter final match-ups were decided by an open draw. Home advantage for the semi-finals and final was based on a formula relating to time of winning, goals scored and allowed, and yellow/red cards. The winner also qualified for the 2018 FFA Cup Round of 32.| Club | Qualified From | Participation |
| Canberra Olympic |  Quarter-finals-------- ---- Semi-finals----Individual honoursSean Ellis from Heidelberg United won the John Kosmina Medal for the best player in the NPL Grand Final. |