ORS 204.005: Election or appointment of county officers.

(1) The following county officers shall be elected at the primary election or general election, as provided in ORS 249.088:

      (a) A sheriff.

      (b) A county clerk.

      (c) A county assessor.

      (d) A county treasurer.

      (e) A county commissioner to succeed any commissioner whose term of office expires the following January.

      (f) In any county where there is a vacancy from any cause in the office of county commissioner, an additional commissioner to fill the vacancy.

      (2) Unless an adopted county charter or a county ordinance provides otherwise, the governing body of a county shall appoint a county surveyor.