2016 Lincoln Day Dinner Date To Be Announced. Need To Apply To Vote? Download a Voter Registration Form Sevier County Fair - September 7th - 12th Please stop by and visit our booth we would love to talk to you. While your there also purchase a T shirt featuring our new logo for only $15.00 Welcome to the webpage of the Sevier County Republican Party. The objective of the Sevier County Republican Party is to elect Republicans to office while promoting the growth and acceptance of the Republican Party among all of the people of Sevier County.