| State: | AL |
| Type: | AL |
| Route: | 186 |
| Map Custom: | yes |
| Length Mi: | 3.829 |
| Length Ref: | [1] |
| Length Round: | 3 |
| Established: | 1974 |
| Direction A: | West |
| Terminus A: | west of Auburn |
| Direction B: | East |
| Terminus B: | east of Tuskegee |
| Counties: | Macon |
| Previous Type: | AL |
| Previous Route: | 185 |
| Next Type: | AL |
| Next Route: | 187 |
State Route 186 (SR 186) is a 3.829miles state highway in Macon County. The western terminus of the route is at an interchange with Interstate 85 (I-85) approximately 9miles west of Auburn. The eastern terminus of the route is at its junction with US 29/US 80 approximately 8miles east of Tuskegee.
From its origination, State Route 186 passes through the Tuskegee National Forest. The two-lane route serves as a connector route between I-85 and Phenix City and Columbus, Georgia via U.S. Highway 80.