The 2025 Indonesian Basketball League (known as IBL Gopay for sponsorship reasons) was the tenth season of Indonesian top domestic basketball league, the Indonesian Basketball League, since the re-branding by Starting5. It was the 22nd IBL season overall since its establishment in 2003. The season began on 11 January and ended in July 2025 with two breaks, one from mid-February until mid-March due to FIBA Asia Cup qualifiers and the first week of Ramadan, and another break from late March until early April due to Eid al-Fitr and lebaran. IBL All Indonesian was held from 16 to 31 August. Dewa United Banten won the final and Satria Muda Bandung won the cup this year with their players, Joshua Ibarra and Abraham Damar Grahita as the respective MVPs.
According to the league's CEO, Junas Miradiansyah, the rule changes that were implemented last season remain in effect this season without any changes.
All 14 teams from the 2024 IBL season continued on in 2025. There were some changes to the competing teams.
Most of the team kept their last season's venues. However, some teams changed their home venues for this season.
As mentioned, the rule changes that were implemented last season remain in effect this season without any changes and rules regarding foreign, heritage, and naturalized players were included there. The majority of teams, for the first time, managed to fulfill their heritage/naturalized player slot with 6 naturalized players and 5 heritage players.
182 matches would be played in the IBL regular season, excluding playoffs. Each team will play each other twice, once at each team's home stadium.
The schedule is as follow.
Three-point contest champion : Abraham Damar Grahita (Satria Muda Pertamina)
Slam-dunk contest champion : AJ Bramah (Pacific Caesar)
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All games were held in GOR Manahan, Solo from 16 to 31 August 2025. Only local players participated during this competition.