The closure was enacted on October 2 after a series of precipitation events caused mudslides to cover the highway and plug a ...

The Idaho Transportation Department has closed state Highway 21 from Grandjean Road to Banner Summit due to concerns about ...

Idaho 21 just north of Grandjean sustained a mudslide in late August after heavy rains came to the area damaged from a 2024 wildfire.

A mudslide has forced Idaho Transportation Department officials to close part of State Highway 21 in both directions. The ...

The Idaho Transportation Department will close State Highway 21 north of Grandjean Tuesday at 7 a.m. for two days to complete emergency repairs caused by the Au ...

The initial closure came after mudslides in the area had damaged the road, leading to ITD having to have an emergency closure to repair the pavement.

ITD initially scheduled a road closure for Oct. 7, but with the incoming rainstorm, the decision was made to close the roadway to keep drivers safe and finish emergency repairs from the Aug. 2025 ...

Mudslides have covered a section of Idaho Highway 21 near Stanley, forcing officials to close the road. The Boise County Sheriff’s Office announced at 5:45 p.m. Tuesday that multiple mudslides and ...

BOISE, Idaho — Two people were injured in a car crash near mile marker 19 on State Highway 21 on Aug. 26, according to Idaho State Police. Three people were inside: the 44-year-old man driving, a ...

New and improved highway markers will be unveiled Wednesday in a state park in Athol as part of a state-wide project to ...