Incumbent Richard Crouch defeated challenger Thomas Pina, 820-414, in Tuesday's Republican Party primary for a seat on the Mills County Board of Supervisors.
In the Republican race for county attorney, Tricia McSorley was the winner over Ashley Kissel, 877-354.
County recorder candidate Lisa Tallman (1,049 votes) and incumbent county treasurer candidate Becky Dix Killpack (1,111 votes) were both unopposed in the Republican primary.
No Democratic candidates were on the ballot for any of the four county courthouse positions up for election in 2014. Tuesday's Republican winners will likely be unopposed in the November general election.
Complete Mills County results, including vote totals for state and federal offices, will be published in the June 4 edition of The Opinion-Tribune.
Tuesday's primary election attracted 1,410 voters (14.75 percent of 9,563 registered voters).