| Mount Blue | |
| Elevation Ft: | 4529 |
| Elevation Ref: | [1] |
| Prominence Ft: | 129 |
| Map: | USA New Hampshire |
| Map Size: | 160 |
| Label Position: | right |
| Location: | Grafton County, New Hampshire |
| Range: | White Mountains |
| Coordinates: | 44.0309°N -71.8204°W |
| Topo: | USGS Mount Moosilauke |
| Coordinates Ref: | [2] |
Mount Blue is a mountain in the White Mountains, located in Benton, New Hampshire. In spite of its height over 4,000 feet, it is not usually considered one of the four-thousand footers of New Hampshire, because its prominence is less than 200 feet, making it a sub-peak of Mount Moosilauke.