| State: | KY |
| Type: | KY |
| Route: | 312 |
| Map Custom: | yes |
| Map Notes: | KY 312 highlighted in red |
| Length Mi: | 11.365 |
| Length Ref: | [1] |
| Direction A: | West |
| Terminus A: | near Corbin |
| Junction: | in Corbin |
| Direction B: | East |
| Terminus B: | and World Drive in Corbin |
| Counties: | Laurel, Whitley, Knox |
| Previous Type: | KY |
| Previous Route: | 311 |
| Next Type: | KY |
| Next Route: | 313 |
Kentucky Route 312 (KY 312) is a 11.365adj=midNaNadj=mid state highway in Kentucky that runs from Kentucky Route 192 northwest of Corbin to U.S. Route 25E and World Drive in eastern Corbin via Corbin.
KY 312 begins at KY 192, heads southeasterly and passes through the unincorporated community of Keavy. It then enters Whitley County and crosses over Interstate 75 (I-75) without an interchange. The highway descends Gordon Hill into downtown Corbin. The road then enters Knox County and ends at U.S. Route 25E (US 25E).