| State: | MO |
| Type: | MO |
| Route: | 146 |
| Map Custom: | yes |
| Map Notes: | MO 146 highlighted in red |
| Length Mi: | 27.739 |
| Direction B: | East |
| Direction A: | West |
| Previous Type: | MO |
| Previous Route: | 145 |
| Next Type: | MO |
| Next Route: | 147 |
Route 146 is a highway in northern Missouri. Its eastern terminus is at Route 6 west of Trenton; its western terminus is at U.S. Route 136 east of Bethany.