This is the 2015-16 Island Junior Hockey League season This is the league's 19th season.
- The Holland College Hurricanes withdrew from junior hockey.
- On September 24, 2015 the Sherwood Falcons announced they were being renamed the Sherwood Metros as a tribute to the towns 1979 Centennial Cup finalist Sherwood-Parkdale Metros.
|Montague Maniacs||Montague||Montague Wellness Centre|
|Kensington Vipers||Kensington||Community Gardens Arena Complex|
|Sherwood Metros||Sherwood||Cody Banks Arena|
|Western Red Wings||Tyne Valley||Tyne Valley Community Sports Centre|
|Western Red Wings||32||19||10||-||3||-||130||128||684||41|
With the withdrawal of Holland College the league is down to four teams. All teams make the playoffs. The semifinal and final series are best-of-seven. The playoff champion advances to the 2016 Don Johnson Memorial Cup.
- Kensington Vipers defeated Montague Maniacs 4 games to 1 (6-2, 5-2, 2-1 (ot), 3-6, 7-2)
- Western Red Wings defeated Sherwood Metros 4 games to 2 (5-0, 8-1, 2-4, 3-5, 7-3, 3-2 (ot))
- Kensington Vipers defeated Western Red Wings 4 games to 3 (1-7, 3-2 (2ot), 6-5 (ot), 2-3 (3ot), 3-1, 3-5, 3-0)