Background Cockburn Basketball Association was established in 1972. The association saw success in the 1980s, with the men's team reaching the grand final of the District Competition in 1982 before going on to win their first premiership in 1984. The women's team meanwhile reached four straight grand finals between 1983 and 1986, losing in close encounters all four years. In 1992, the Cougars reached their first MSBL Grand Final and won their first championship with a 107–94 victory over the
Souwest Slammers. They went on to reach their third MSBL Grand Final, where they were defeated 105–96 by the Slammers. In 2016, the Cougars were crowned minor premiers for the fourth time with a first-place finish and a 22–4 record. They went on to reach their sixth MSBL Grand Final, where they defeated the
Joondalup Wolves 96–84 behind grand final MVP Rhett Della to win their third championship. In
2021, the SBL was rebranded as
NBL1 West. In
2023, the women's team collected their first ever minor premiership with a first-place finish and an 18–2 record. The 90% winning record marked the best record in club history, men's or women's. They went on to reach their first ever grand final, where they won their maiden championship with a 68–61 win over the
Willetton Tigers behind grand final MVP
Stephanie Gorman. In
2024, the Cougars women returned to the NBL1 West Grand Final, where they lost 97–81 to the
Rockingham Flames. In
2025, the Cougars women collected the minor premiership with a first-place finish and a 20–0 record, becoming just the third women's team in the history of the SBL / NBL1 West to go undefeated in the regular season. The went on to reach their third straight NBL1 West Grand Final, where they completed their undefeated season with a 91–71 win over the
Warwick Senators to claim their second championship. At the
2025 NBL1 National Finals, the Cougars reached the championship game, where they lost 93–72 to the
Knox Raiders. The loss ended the Cougars' undefeated year. ==Accolades==