| Township |
Formed |
| Bethel |
1878 from Allegheny, Parks and Gilpin Townships |
| Boggs |
1878 from Pine Township |
| Bradys Bend |
1845 from Sugarcreek Township |
| Burrell |
1855 from Kittanning, Kiskiminetas and Plumcreek Townships |
| Cadogan |
1922 from North Buffalo Township |
| Cowanshannock |
1848 from Kittanning, Plumcreek and Wayne Townships |
| East Franklin |
1868 from Franklin Township |
| Gilpin |
1878 from Allegheny Township |
| Hovey |
1870 from Perry Township |
| Kiskiminetas |
1831 or 1832 from Allegheny Township |
| Kittanning |
1807 |
| Madison |
1837 from Toby and Redbank Townships |
| Mahoning |
1851 from Madison, Pine, Wayne and Redbank Townships |
| Manor |
1849 from Buffalo Township |
| North Buffalo |
1847 from Buffalo Township |
| Parks |
1878 from Allegheny Township |
| Perry |
1845 from Sugarcreek Township |
| Pine (originally called Pinecreek Township) |
1836 from Kittanning Township |
| Plumcreek |
1809 or 1810 |
| Rayburn |
1890 from Valley Township |
| Redbank |
1806 |
| South Bend |
1867 from Kiskiminetas and Plumcreek Townships |
| South Buffalo |
1847 from Buffalo Township |
| Sugarcreek |
1806 |
| Valley |
1855 from Cowanshannock Township |
| Washington |
1858 from Sugarcreek Township |
| Wayne |
1821 from Plumcreek Township |
| West Franklin |
1868 from Franklin Township |
