The Blackfoot Mountains and two subranges, the Chesterfield and Ninety Percent ranges, form a group of barren ridges that trend from northwest to southeast for more than 50 miles between Idaho Falls and Soda Springs. The range’s western slopes climb roughly 2,400 feet above the Snake River, but the eastern slopes rise only 600 feet above the Willow Creek and … Continue reading

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 parallel ridges with … Continue reading

Taylor Mountain

This peak is found on page 363. Taylor Mountain sits southwest of Idaho Falls at the northern end of the Blackfoot Mountains. The summit is managed by the BLM, but the surrounding land is privately owned. Dan Robbins found that there is now public access from Wolverine Canyon south of the peak. Use the link below to learn the details … Continue reading

Chesterfield Range High Point

Rick Baugher is the only person I know who has visited this summit. Rick’s notes are set out below. On 11/3/11 I drove to the Chesterfield townsite, where some neat old brick LDS buildings are preserved. From here, rode dirt bike NE toward 24 Mile Reservoir. Parked at end of 2 track. Starting at 6150′ ascend rib NE in dense brush … Continue reading

Soda Spring Hills by Matt Durrant

The Soda Hills are a small range located immediately northwest of Soda Springs which includes both the Long Ridge, and the Ninety Percent Range. This compact range is less than 7 miles long from north to south and less than 10 miles wide from east to west. It is separated from the Chesterfield range in the north by Tenmile pass … Continue reading

1 2