Thorntown Public Library

Thorntown Public Library is a historic Carnegie library located at Thorntown, Boone County, Indiana. It was built in 1914–1915, and is a one-story, three-bay, brown brick building with a red clay tile hipped roof. It has a round arched entrance and limestone trim. Its construction was funded with $10,000 from the Carnegie Corporation of New York.

It was listed on the National Register of Historic Places in 1986.

The Thorntown Public Library today is one of three public libraries in Boone County.