The 2011–12 season was the 43rd campaign of the Scottish Men's National League, the national basketball league of Scotland.
The season featured 10 teams.
East Lothian Peregrines dropped out of the league and were replaced by Boroughmuir Blaze, who rejoined the league.
City of Edinburgh Kings won their 9th league title.
The line-up for the 2011-2012 season features the following teams: