Available commercial development sites within Pittsfield TIF Distict I. 34.88 acre site in the Pittsfield Industrial Plaza. Just off of US highway 54, close to Interstate 72. The following businesses located at this site: Community Ready Mix Concrete plant, LSSD Trucking, Illinois State Police and Complete Asphalt Company. The Pittsfield/Penstone airport is located within one mile. Fiber Optics is available along U.S. 54, which is adjacent to the Industrial Plaza.