The 2022 elections for the Illinois Senate will take place on November 8, 2022 to elect Senators from all of the state's 59 Legislative districts in the Illinois Senate. The primary election will take place on Tuesday, June 28, 2022. The winners of this election will serve in the 103rd General Assembly with seats apportioned among the state based on the 2020 United States Census. Under the Illinois Constitution of 1970, senators are divided into three groups with each group having a two-year term at a different part of the decade between censuses, with the rest of the decade being taken up by two four-year terms. The Democratic Party has held a majority in the Senate since 2003. The inauguration of the 103rd General Assembly will occur on Wednesday January 11, 2023.