High Quality Content by WIKIPEDIA articles! Ross Township, one of thirteen townships in the county, is located in south-central Butler County, Ohio, United States, southwest of the city of Hamilton. The population was 6,448 in 2000, up from 6,383 in 1990; 5,886 of this total lived in the unincorporated portions of the township. It originally comprised twenty-seven whole and seven fractional sections in the Congress Lands.