Cooley Law School Stadium is a baseball stadium in Lansing. It is the home field of the Lansing Lugnuts minor league baseball team. The Michigan State Spartans college baseball team also plays some of its home games at the stadium. The stadium is in downtown Lansing in the Stadium District between Larch and Cedar streets.

Construction began in 1995 and the stadium opened in 1996 as Oldsmobile Park. In 2010, the naming rights to the stadium were sponsored by Thomas M. Cooley Law School.