The Gus Blass Department Store is a historic commercial building at 318-324 Main Street in Little Rock, Arkansas.

It is a seven-story masonry structure, built in 1912 to a design by George R. Mann, a leading Arkansas architect.

It was one of the first instances of two-way concrete slab construction in the nation, and was one of the first department stores in the state to be air conditioned (in 1936).

[2] The building was listed on the National Register of Historic Places in 1986.

This article about a property in Little Rock, Arkansas on the National Register of Historic Places is a stub.