The Idaho Senate is the upper chamber of the Idaho State Legislature. It consists of 35 Senators elected to two-year terms, each representing a district of the state. The Senate meets at the Idaho State Capitol in Boise, Idaho. Composition of the Senate Since 1960, the Idaho Senate has been controlled by the Republican Party. Leadership of the 68th Legislature Committee Chairs of the 66th Legislature Members of the Idaho Senate Past composition of the Senate See also Idaho House of Representatives References External links Idaho State Legislature official government website State Senate of Idaho at Project Vote Smart State upper houses in the United States Idaho Legislature