Looking northwest from Park Street. Grinnell House was the home of each president of the College from 1917 to 1961. The building was designed by William H. Brainerd and was opened in 1917 as the home of President and Mrs. John H.T. Main. It was changed into a guest house in the early 1960's. Located at 1011 Park Street, Grinnell, Poweshiek County, Iowa. Number B-147