Ohio Revised Code Title III. Counties § 305.01

(A) In November, 1974, and quadrennially thereafter, one county commissioner shall be elected to take office on the first day of January following.

(B) In November, 1972, and quadrennially thereafter, two commissioners shall be elected.  The term of one of such commissioners shall commence on the second day of January next after his election, and the term of the other commissioner shall commence on the third day of January next after his election.

(C) Thereafter such officers shall hold office for the term of four years and until their successors are elected and qualified.