Index Peak, el. , is a prominent

mountain peak A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topographic terms acme, apex, peak (mountain peak), and zenith are synonymous. The term (mountain top) is generally used only for ...

in the

Absaroka Range The Absaroka Range ( or ) is a sub- range of the Rocky Mountains in the United States. The range stretches about across the Montana–Wyoming border, and at its widest, forming the eastern boundary of Yellowstone National Park along Paradise V ...

Park County, Wyoming Park County is a county in the U.S. state of Wyoming. As of the 2020 United States Census, the population was 29,624. The county seat is Cody. Park County is a major tourism destination. The county has over 53 percent of Yellowstone National P ...

. The peak is visible from US Route 212, the

Beartooth Highway The Beartooth Highway is an All-American Road in the western United States on a section of U.S. Route 212 in Montana and Wyoming between Red Lodge and the Northeast entrance of Yellowstone National Park. It crests at Beartooth Pass in Wyom ...

just east of the Northeast Entrance Station to

Yellowstone National Park Yellowstone National Park is an American national park located in the western United States, largely in the northwest corner of Wyoming and extending into Montana and Idaho. It was established by the 42nd U.S. Congress with the Yellowst ...

. Pilot Peak rises just south of Index Peak.

Notes

{{Mountains of Wyoming Mountains of Wyoming