IMSA (disambiguation)

IMSA is the International Motor Sports Association, an auto racing governing body headquartered in Daytona Beach, Florida, United States.

IMSA may also refer to:

International Motor Sports Association

 * IMSA SportsCar Championship, International Motor Sports Association's flagship racing series from 2014 to present.
 * IMSA GT Championship, International Motor Sports Association's flagship racing series from 1971 to 1998.
 * IMSA GT3 Cup Challenge
 * IMSA Prototype Challenge

Other motorsport

 * IMSA Performance, a French sports car racing team competing in European Le Mans series

Other

 * Illinois Mathematics and Science Academy, a residential school located in Aurora, Illinois
 * Indigenous Marine Stewardship Area
 * International Mind Sports Association, an association formed by the international federations of several intellectual games
 * International Municipal Signal Association, an association covering standards, certification, and training in areas of fire alarms, highway signs and markings, traffic signals, and roadway lighting