| session | type | convened | adjourned | President pro Tempore of the Senate |
Speaker of the House of Representatives |
|
| Special | SENATE | 4 March 1861 | 28 March 1861 | Foot | - - - - | |
| ||||||
| 1st | Extra | 4 July 1861 | 6 August 1861 | Foot | Grow, Galusha A. (Rep.- Pennsylvania) | |
| ||||||
| 2nd | long | 2 December 1861 | 17 July 1862 | Foot | Grow | |
| 3rd | short | 1 December 1862 | 3 March 1863 | Foot | Grow | |
|