Triplemint Peak is located 19 miles (31 km) north of Palmer, Alaska, in the Talkeetna Mountains and in the Hatcher Pass Management Area of the state park system.

Precipitation runoff from this mountain's west slope drains into headwaters of the Little Susitna River, whereas the east side drains into Moose Creek which is a tributary of the Matanuska River.

Topographic relief is significant as the summit rises 3,350 feet (1,021 meters) above Little Susitna River in one mile (1.6 km).

The nearest higher neighbor is Troublemint Peak approximately one mile to the north.

This mountain's toponym has not been officially adopted by the United States Board on Geographic Names.