East Leroy is an unincorporated community in Calhoun County, Michigan, United States.

East Leroy is 11 miles (18 km) south-southwest of Battle Creek.

[2] David C. Fish became the first resident of East Leroy in 1836, though Ira Case had bought land in the area the previous year.

A marsh in the area split the community into East and West Leroy.

The post office opened on June 28, 1852, under the name Secillia; William H. Gilles was its first postmaster.