[7] The incumbent Labor Party led by Chief Minister Andrew Barr attempted to win re-election for a fifth term in the unicameral ACT Legislative Assembly.

The Greens retained their balance of power in the election despite losing the majority of their 4-seat representation, with sole remaining representative Shane Rattenbury entering the cabinet to form a coalition government.

At the end of May 2015, the following electorates were announced: Election dates are set in statute with four-year fixed terms, to be held on the third Saturday of October every four years.

Joy Burch* Angie Drake Mick Gentleman* Karl Maftoum Taimus Werner-Gibbings Ed Cocks Annette Fazey-Southwell Nicole Lawder* Mark Parton* Andrew Wall* Johnathan Davis Michael Mazengarb Ben Murphy Sarah O'Brien Robyn Soxsmith Matt Donnelly Jacob Gowor Greg Renet Vera Saragih Matt Straschko Timothy Friel Richard Tuffin Steven Bailey Monique Shepherd Claude Hastir Melissa Kemp Andrew Holt (Ind) Joel McKay (Ind) Five seats were up for election.

Andrew Barr* Josh Ceramidas Leah Dwyer Richard Niven Rachel Stephen-Smith* Candice Burch Brooke Curtin Steve Doszpot* Elizabeth Lee* Peter McKay Shane Rattenbury* Jill Thomsen Rebecca Vassarotti Richard Farmer Mike Hettinger Lucinda Spier Mark Ellis Michael O'Rourke Hugh Upton Chris Bucknell Maryann Mussared John Haydon Oliver Tye Jeff Isaacs (AJP) Marea Fatseas (Ind) Peter Robinson (Ind) Graeme Strachan (Ind) Five seats were up for election.

Bec Cody* Mark Kulasingham Brendan Long Jennifer Newman Chris Steel* Jessica Adelan-Langford Jeremy Hanson* Peter Hosking Paul House Giulia Jones* Emma Davidson Jennifer Faerber Caroline Le Couteur* Deborah Field Jessica Montagne Michael Lindfield Nancy-Louise Scherger Fergus Brown Brendan Cumpston Roman Gowor Tom Hamer Alexander Klinkon Shelley Dickerson Rod Vickers Jill Mail Mark O'Connor Robbie Swan (Sex) Margaret Webber (Ind) Brendan Whyte (Ind) Five seats were up for election.

Meegan Fitzharris* Deepak-Raj Gupta Jayson Hinder Suzanne Orr* Michael Pettersson* Alistair Coe* Amanda Lynch James Milligan* Justin States Jacob Vadakkedathu Andrew Braddock Tobias Holm Veronica Wensing Dave Green Declan Keating Tim Bohm Casey Heffernan Andrew Dewson Susie Kennett Paul Gabriel Violet Sheridan Mandy Cottingham (AJP) Daniel Evans David Pollard (Ind)