The North Ninth Street Historic District is a national historic district located at Downtown Columbia, Missouri, USA.

It encompasses seven contributing buildings in an area that has historically been a center of commerce, recreation and culture.

[2] The popular music venue The Blue Note is located within the district.

[3] It was listed on the National Register of Historic Places in 2004.

This article about a property in Boone County, Missouri on the National Register of Historic Places is a stub.