The Wayne County Building is a monumental government structure located at 600 Randolph Street in Downtown Detroit, Michigan. It formerly contained the Wayne County administrative offices – now located in the Guardian Building at 500 Griswold Street – and its courthouse. As Wayne County Courthouse, it was listed on the National Register of Historic Places in 1975. When it was completed in 1902, it was regarded as "one of the most sumptuous buildings in Michigan".

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.