This is a complete list of members of the United States Senate during the 8th United States Congress listed by seniority, from March 4, 1803, to March 3, 1805.
The order of service is based on the commencement of the senator's first term, with senators entering service the same day ranked alphabetically. [1]
The two main parties in the 8th Congress were the Federalists (F), and Democratic Republicans (DR).
| Class | Terms of service of senators that expired in years |
|---|---|
| Class 2 | Terms of service of senators that expired in 1805 (DE, GA, KY, MA, NC, NH, NJ, RI, SC, TN, and VA.) [2] |
| Class 3 | Terms of service of senators that expired in 1807 (CT, DE, MD, NH, NJ, NY, OH, PA, RI, SC, and VT.) [3] |
| Class 1 | Terms of service of senators that expired in 1809 (CT, GA, IN, KY, LA, MA, MD, NC, NY, OH, PA, TN, VA, and VT.) [4] |
The 8th United States Congress was a meeting of the legislative branch of the United States federal government, consisting of the United States Senate and the United States House of Representatives. It met in Washington, D.C. from March 4, 1803, to March 4, 1805, during the last two years of Thomas Jefferson's first term in office. The apportionment of seats in the House of Representatives was based on the 1800 United States census. Both chambers had a Democratic-Republican majority.