Ninety Percent Range

The Ninety Percent Range is the southernmost extension of the Blackfoot Mountains. It extends southeast from the Chesterfield Range to Soda Springs. The smallest named mountain range in Idaho (roughly 7 miles long and 3 miles wide), it is a mountain range in name only. It is, in reality, a ridge attached to the Soda Springs Hills. The highest point … Continue reading

Chesterfield Range

The Chesterfield Range, an extension of the Blackfoot Mountains, is located between the Blackfoot River basin to the northeast and the upper Portneuf River Valley to the southeast. To the south, the Chesterfield Range is separated from the Soda Springs Hills by Tenmile Pass. This minor escarpment is roughly 30 miles in length and is composed of a series of … Continue reading

Webster Range

East aspect of Draney Peak. In foreground is Tygee Ridge on the Idaho-Wyoming line. Rick Baugher Photo 1/20/14

This Peale Mountain subrange forms the eastern boundary of these mountains. The range is located along the Idaho/Wyoming border, stretching 25 miles from north to south. Draney Peak at 9,131 feet is the highest point in this group. This range is discussed on Page 368 of the book. Use this link to find all Webster Range summits covered on this … Continue reading

Wooley Range by Livingston Douglas

The Wooley Range is in the northwest quadrant of the extensive Peale Mountains of southeastern Idaho. It is located southeast of Henry, Idaho. The Wooley Range is bounded on the east by the Enoch Valley and the Rasmussen Valley. The northern boundary is the Henry Cutoff Road. The range is bounded on the west by Blackfoot Reservoir and to the … Continue reading

Grays Range

This Peale Mountain subrange forms the northernmost extension of the range. This group rises up south of Grays Lake and extends southeast for roughly 10 miles.  The range’s highest point is Henry Peak (8,319 feet elevation; 1,579 feet of prominence), but was originally known as “Lanes Butte,” in honor of HK Lane, a circa 1858 emigrant who is buried along Lander … Continue reading

Hoodoo Mountains and the Palouse Range

This minor group of Clearwater summits is separated from the main body of Clearwater peaks to the east by the Saint Maries River. The range is oval-shaped and runs from the river west to the Washington/Idaho border, north to Lake Coeur d’Alene, and south to Potlatch. Hoodoo summits are low and rounded and, for the most part, forested. The highest … Continue reading