The 2023 NBL1 West season was the third season of the NBL1 West and 34th overall in State Basketball League (SBL) / NBL1 West history. The regular season began on Friday 31 March and ended on Saturday 22 July. The finals began on Friday 28 July and concluded with the women's grand final on Friday 11 August and the men's grand final on Saturday 12 August.
The 2023 NBL1 season concluded with the second annual NBL1 National Finals being held at HBF Arena in Perth.
The regular season began on Friday 31 March and ended on Saturday 22 July after 17 rounds of competition. Easter games in round 2 were again scheduled for a blockbuster Thursday night, followed by Anzac Round in round 4 as well as Pink Round (7), Mental Health Round (12) and First Nations Round (15).
Men's ladder
Women's ladder
The finals began on Friday 28 July and consisted of four rounds. The finals concluded with the women's grand final on Friday 11 August and the men's grand final on Saturday 12 August.
Stats as of the end of the regular season
The 2023 Basketball WA Annual Awards Night was held on Saturday 22 July at the Perth Convention and Exhibition Centre.