1862–63 United States Senate elections

Summary

The 1862–63 United States Senate elections were held from January 4, 1862, to November 13, 1863. Regularly scheduled elections were held for 20 out of the 70 seats in the United States Senate, and special elections were held in Indiana, Illinois, Michigan, Missouri, New Jersey, Oregon, and Rhode Island. The Republican–Union coalition retained their majority despite an unfavorable national environment.