A FEW STATISTICS
| Area of the Crater | 19 | Square miles |
| Circumference of the Crater | 20 | Miles |
| Extreme length of the Crater | 7½ | Miles |
| Extreme width of the Crater | 2½ | Miles |
| Elevation of the summit of Red Hill | 10,005 | Feet |
| Elevation of Puu o Maui | 8,133 | Feet |
| Elevation of Park Boundary, Kaupo Trail | 3,847 | Feet |
| Elevation of Park Boundary, Koolau Gap | 6,450 | Feet |
| Area of the Haleakala Section, Hawaii National Park | 26.7 | Square miles |