A post office in LeRoy has been in operation since 1871, with James E. Bevins serving as postmaster from 1871 to 1895.

Kimball, M. Westfall and James Bevins settled in the area,[5] the village of LeRoy was incorporated by an act of Congress on February 2, 1873.

[6] The village was named for LeRoy Carr, a land agent representing the federal government in the area.

[7][8] According to the United States Census Bureau, the village has a total area of 0.97 square miles (2.51 km2), all land.

23.7% of all households were made up of individuals, and 9.3% had someone living alone who was 65 years of age or older.

About 4.1% of families and 7.9% of the population were below the poverty line, including 12.6% of those under the age of eighteen and 12.5% of those 65 or over.