John F. Farnsworth | | Republican | 1856 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | Owen Lovejoy | | Republican | 1856 | Incumbent re-elected. | nowrap | |- ! | William Kellogg | | Republican | 1856 | Incumbent re-elected. | nowrap | |- ! | Isaac N. Morris | | Democratic | 1856 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | John A. McClernand | | Democratic | 1859 | Incumbent re-elected. | nowrap | |- ! | James C. Robinson | | Democratic | 1858 | Incumbent re-elected. | nowrap | |- ! | Philip B. Fouke | | Democratic | 1858 | Incumbent re-elected. | nowrap | |- ! | John A. Logan | | Democratic | 1858 | Incumbent re-elected. | nowrap | |} Indiana Indiana elected its members on October 9, 1860. |- ! | William E. Niblack | | Democratic | 1857 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | William H. English | | Democratic | 1858 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | William M. Dunn | | Republican | 1858 | Incumbent re-elected. | nowrap | |- ! | William S. Holman | | Democratic | 1858 | Incumbent re-elected. | nowrap | |- ! | David Kilgore | | Republican | 1858 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | Albert G. Porter | | Republican | 1858 | Incumbent re-elected. | nowrap | |- ! | John G. Davis | | Anti-Lecompton Democrat | 1858 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | James Wilson | | Republican | 1858 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | Schuyler Colfax | | Republican | 1858 | Incumbent re-elected. | nowrap | |- ! | Charles Case | | Republican | 1858 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | John U. Pettit | | Republican | 1856 | | Incumbent retired.New member elected.Republican hold. | nowrap | |} Iowa Iowa elected its members on October 9, 1860. |- ! | Samuel R. Curtis | | Republican | 1856 | Incumbent re-elected. | nowrap | |- ! | William Vandever | | Republican | 1858 | Incumbent