| Competition: | Hessenliga |
| Season: | 2012–13 |
| Winners: | KSV Baunatal |
| Promoted: | KSV Baunatal |
| Relegated: | SC Waldgirmes FC Viktoria 09 Urberach FSV Braunfels FC 1931 Eddersheim 1. FCA Darmstadt |
| Matches: | 306 |
| Total Goals: | 1029 |
| League Topscorer: | Ahmet Marankoz (27 goals) (TSV Eintracht Stadtallendorf) |
| Prevseason: | 2011–12 |
| Nextseason: | 2013–14 |
The 2012–13 season of the Hessenliga was the fifth season of the league at tier five (V) of the German football league system.