How Tall Are The Tetons?

How Tall Are The Tetons? Highest peak: Grand Teton, elevation 13,775 feet (4,198 m). Eight peaks over 12,000 ft (3,658 m) in elevation. Mountain valley, 55 miles long (89 km), 13 miles wide (21 km), average elevation 6,800 feet (2,073 m). Lowest elevation: Fish Creek at south boundary, 6,320 feet (1,926 m). Why are the