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All Mountain Ranges
Mountain Range
hard

Arco Hills

Idaho

Elevation Range

7,000 ft - 12,662 ft

Notable Peaks

2

Coordinates

43.6615, -113.1573

About Arco Hills

The Arco Hills are a small mountain range located in central Idaho, known for their rugged terrain and scenic beauty. The range is situated within the Sawtooth National Forest, offering a diverse landscape of jagged peaks, alpine meadows, and glacial lakes. The terrain is primarily granite, with steep slopes and rocky outcroppings that challenge hikers and climbers. The range is home to several notable peaks, including Arco Peak and Mount Borah, the highest point in Idaho at over 12,600 feet.

Notable Peaks

Arco Peak

12,051 ft

Mount Borah

12,662 ft

Activities

hiking
backpacking
rock climbing
mountaineering
wildlife viewing

Best Seasons

summer

fall

Plan Your Trip

Let Cairn help you plan the perfect adventure to Arco Hills.

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Gateway Towns

Challis, ID
Mackay, ID

Location

Idaho

43.6615, -113.1573

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Data Source

Geographic data from USGS Geographic Names Information System (GNIS). Descriptions generated with AI assistance.

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