The following data is extracted from Historical and Biographical Sketches of Sac County, Iowa - Sac City.
George Stanley, proprietor of the Stanley House, came to Sac City in May, 1881, from Bloomington, Wis., where he had been engaged in the mercantile business for eleven years. He purchased his present hotel property, and after thoroughly renovating and refitting it, engaged in present business. He keeps a first class house and runs a 'bus to and from trains.
Source: Historical and Biographical Sketches of Sac County, Iowa - Sac City