| State: | IN |
| Type: | IN |
| Route: | 70 |
| Map Custom: | yes |
| Map Notes: | SR 70 highlighted in red |
| Length Mi: | 15.271 |
| Section1: | Western segment |
| Length Mi1: | 9.116 |
| Direction A1: | West |
| Terminus A1: | near Chrisney |
| Direction B1: | East |
| Terminus B1: | near Troy |
| Section2: | Eastern segment |
| Length Mi2: | 6.155 |
| Direction A2: | West |
| Terminus A2: | in Gatchel |
| Direction B2: | East |
| Terminus B2: | in Derby |
| Counties: | Western Section Spencer Eastern Section Perry |
| Previous Type: | I |
| Previous Route: | 70 |
| Next Type: | IN |
| Next Route: | 71 |
State Road 70 in the U.S. state of Indiana consists of two discontinuous east - west segments of two-lane rural roadway. State Road 70 passes through no cities or towns of significant size.
The western segment is about 10miles long and is relatively straight; it runs entirely within the boundaries of Spencer County, from U.S. Route 231 at the west end through the unincorporated town of Newtonville to State Road 66 at the east end.
The eastern segment about 6.2miles long and is a more winding road than the western segment; it runs entirely within Perry County, from State Road 37 at the west end to State Road 66 in the community of Derby, on the banks of the Ohio River, at the east end.