The Randolph Street Commercial Buildings Historic District is a historic district located in Downtown Detroit, Michigan, which includes six buildings along Randolph Street between Monroe and Macomb streets. The district was listed on the National Register of Historic Places in 1980. The collection of buildings are a rare surviving set of Detroit Victorian-era commercial structures. The Randolph Street Commercial Building Historic District joins the Broadway Avenue Historic District downtown.

Downtown Detroit is the central business district and a residential area of the city of Detroit, Michigan, United States. Locally, downtown tends to refer to the 1.4 square mile region bordered by M-10 to the west, Interstate 75 to the north, I-375 to the east, and the Detroit River to the south. Although, it may also refer to the Greater Downtown area, a 7.2 square mile region that includes surrounding neighborhoods such as Midtown, Corktown, Rivertown, and Woodbridge.