(Hamilton)---Monday was the final day to register to vote in the November election. The Butler County Board of Elections was staying open until 9:00pm in order to handle the last minute requests. Board of Elections Director Lynn Kinkaid says he expects voter turnout to reach 51% this year. Early voting begins Tuesday at the Butler County Board of Elections on Princeton Road. The board will be open 8a-5p on the first week of early voting.