[3] The National Historic Landmarks Program on-line document describes the boundaries as "14th Street, College Avenue, Pine Street and Lincoln Avenue.

One building, the Logan County Courthouse, is at 301 E. Harrison Avenue, outside the main boundaries of the GHD,"[4] This article relies on the former source, which is more detailed.

The most notable architect at the time was Joseph Pierre Foucart, who designed many of the buildings in the table below.

Guthrie thereafter declined in commercial importance and changed little for many years.

[5] The district includes buildings separately listed on the National Register of Historic Places, including: As part of the application process, all of the significant buildings within the proposed district boundaries were labeled as either "Contributing" or "non-contributing".