The 2013 season of the Western Australian State League Premier Division started on 16 March between eleven clubs and the National Training Squad (NTC). The Season ended on 5 October with the Championship decider. Similar to 2012, the NTC did not play for competition points.

Stirling Lions were the Premiers – their 7th title – and Bayswater City were Champions.

Pre-season changes

2012 LeaguePromoted to leagueRelegated from leagueRef.
State League Premier DivisionCockburn CityWestern Knights

League table

PosTeamPldWDLGFGAGDPtsQualification or relegation
1Stirling Lions2217325127+2454
2Bayswater City (C)2216245830+2850
3Sorrento2212644822+2642
4Cockburn City2213364820+2842
5Floreat Athena229673939033
6Inglewood United228683937+230
7Bunbury Forum Force (R)2273122433−924Not selected for the 2014 National Premier Leagues
8ECU Joondalup2265113741−423
9Balcatta2264123141−1022
10Perth SC2264122439−1522
11Armadale2245132753−2617
12Football West NTC (R)2241174178−370Not selected for the 2014 National Premier Leagues

Finals

Qualifying FinalsSemi-finalsPreliminary FinalGrand Final
1Stirling Lions12Bayswater City2
2Bayswater City41Stirling Lions1
2Bayswater City31Stirling Lions3
3Sorrento03Sorrento1
3Sorrento2
4Cockburn City0
4Cockburn City6
5Floreat Athena1