Horstmann Peak, Mountain summit in Sawtooth Range, Idaho, United States

Horstmann Peak is a 10,475-foot (3,193 m) summit in the Sawtooth Range, standing in the Sawtooth Wilderness of Sawtooth National Recreation Area, Custer County, Idaho. It is the 11th highest peak in the range, 1.85 mi (2.98 km) south-southeast of Mickey's Spire, its line parent, 2.0 mi (3.2 km) south of Thompson Peak and 1.35 mi (2.17 km) north of Braxon Peak.

Horstmann Peak is the 11th-highest summit in the Sawtooth Range, standing 10,475 feet (3,193 m) in the Sawtooth Wilderness of Custer County, Idaho. It lies 1.85 mi (2.98 km) south-southeast of Mickey's Spire, its line parent, 2.0 mi (3.2 km) south of Thompson Peak and 1.35 mi (2.17 km) north of Braxon Peak.

The name Horstmann Peak is used in both English and Urdu references, where the mountain is listed as ہورسٹمان پیک in Idaho. Its 10,475-foot summit ranks as the 11th highest in the Sawtooth Range, and it sits 1.85 miles south-southeast of Mickey's Spire, its line parent. Climbers treat the peak as a high point between Thompson Peak, 2.0 miles north, and Braxon Peak, 1.35 miles south.

Access begins at the Fishhook Creek trailhead near Redfish Lake, where visitors must obtain a self-issued wilderness permit before starting. The approach crosses remote terrain and snow cover varies by season, so planning around weather conditions helps with timing.

Horstmann Peak is the 11th-highest summit in the Sawtooth Range, standing 10,475 feet (3,193 m) above sea level in the Sawtooth Wilderness of Custer County. Its line parent, Mickey's Spire, lies 1.85 miles (2.98 km) to the north-northwest, while Thompson Peak is 2.0 miles (3.2 km) north and Braxon Peak 1.35 miles (2.17 km) south.