sentences:  Members elected to county government positions are required to declare party affiliations and to be residents of the county.Floyd County is part of Indiana's 9th congressional district and is represented in Congress by Republican Trey Hollingsworth It is also part of Indiana Senate district 46  and Indiana House of Representatives districts 70 and 72.As of the 2010 United States Census, there were 74,578 people, 29,479 households, and 20,264 families residing in the county.