List of highways numbered 450
# List of highways numbered 450

The following highways are numbered 450:

## Canada

* Manitoba Provincial Road 450
* New Brunswick Route 450
* Newfoundland and Labrador Route 450

## Japan

* Route 450 (Japan)

## United States

* U.S. Route 450 (former)
* Florida State Road 450
* Indiana State Road 450
* Iowa Highway 450
* Maryland Route 450
* Mississippi Highway 450
* New Mexico State Road 450
* Ohio State Route 450
* Puerto Rico Highway 450
* Wyoming Highway 450

| Preceded by 449 | Lists of highways 450 | Succeeded by 451 |
| - | - | - |
