Koç University realizes the importance of sports in the academic and personal development of students. The experience of competition, responsibilities of sportsmanship and benefit to physical and emotional health are of great value. The new Semahat Arsel (gymnasium) sports center is a large multipurpose building with a capacity of 2000 spectators, having a 1500 meter squares main hall used for basketball, tennis, volleyball and handball besides squash and racquetball courts, a two-floor fitness center and an aerobics-step studio. There exist an outdoor tennis court and a soccer field.

The active teams of Koç University are Basketball (women-men), Ski (women-men), Snowboard (women-men), Tennis (women-men), Volleyball (women-men), Football (men), Rowing (women-men), Fencing (women-men), American Football (women-men), Water Polo (men), Table Tennis (men), Ice Hockey (men) Sailing(women-men), Rugby(men), Swimming(women-men), Dancing (women-men), Frisbee(women-men), Sport climbing(women-men) Bridge (women-men) Chess(women-men).

The teams have brought championships home. The women ski and snowboard teams ranked 1st  place in the Türkiye championship.

The soccer and basketball intramural tournaments have been exciting events with the participation of totally 912 players.