ID-21 Traffic in Idaho

• 21 Boise Traffic
• 21 Idaho City Traffic
• 21 Stanley Traffic
• Other Cities Along ID-21
• ID-21 Idaho Accident Reports
• ID-21 Idaho Weather Conditions (2)

DOT Accident and Construction Reports

• NFD 327 Rd Road is closed from Idaho City to Highway 21.

  Road Closed

  TYPE: Miscellaneous

• NFD 327 Rd Road is closed from Highway 21 to Idaho City.

  Road Closed

  TYPE: Miscellaneous

ID-21 ID News Reports

• Section of Highway 21 closed to due avalanche danger

  • Idaho
  • ID-21

  • source: Bing
  • 4 views
  • Feb 14, 2025 12:48pm
  State Highway 21 is closed in both directions from Grandjean to Banner Summit. ITD plans to reassess road conditions Saturday morning. Read More

• Update: ITD 'making great progress,' hopes to reopen Idaho Highway 21 after major avalanche

  • Idaho
  • Route 48

  • source: Bing
  • 0 view
  • Feb 11, 2025 10:07am
  48

  A section of Idaho Highway 21 is closed following an avalanche Sunday that caused slides up to 40 feet deep. The Idaho Transportation Department announced that the stretch of highway between Grandjean ... Read More

• Evacuations ordered near Stanley as wildfire grows. Idaho Highway 21 closure extended

  • Idaho
  • Idyllwild National F

  • source: Bing
  • 4 views
  • Feb 10, 2025 05:09am
  which started in the Boise National Forest, continued to rage and spread through portions of the Sawtooths. As of Friday morning, it was only 10% contained. Idaho Highway 21 was now closed from ... Read More

• Massive avalanche closes SH-21, reopening expected early next week

  • Idaho
  • ID-21

  • source: Bing
  • 3 views
  • Feb 09, 2025 01:51am
  A significant landslide has forced the closure of State Highway 21 between Grandjean and Banner Summit, with the largest slide measuring approximately 40 feet d ... Read More

• Highway 21 reopens from Idaho City to Lowman

  • Idaho
  • ID-21

  • source: Bing
  • 3 views
  • Feb 06, 2025 11:47am
  Highway 21 has reopened from Idaho City to Lowman, with all parking areas, including the Park-N-Skis and Morse Creek Summit parking lot, now clear and accessib ... Read More

• Road crews working on clearing Idaho Route 21 near Grandjean

  • Idaho
  • Stanley
  • Id 21

  • source: Bing
  • 0 view
  • Feb 09, 2025 5:24pm
  Road crews are working to clear the roads of snow, including a 40-foot-deep slide blocking a section of the highway, according to the Idaho Transportation Department. Read More

• 'Until further notice': Stretch of Idaho Highway 21 remains closed after major avalanche

  • Idaho
  • Boise
  • C

  • source: Bing
  • 4 views
  • Feb 10, 2025 10:55am
  A section of Idaho Highway 21 is closed following an avalanche Sunday that caused slides up to 40 feet deep. The Idaho Transportation Department announced that the stretch of highway between Grandjean ... Read More

• Crews in Idaho work to reopen highway after massive avalanche

  • Idaho
  • US 12

  • source: Bing
  • 5 views
  • Feb 10, 2025 06:41am
  12

  Crews in Idaho are working to reopen State Highway 21 in Central Idaho after a massive avalanche buried it over the weekend. Read More

• ITD shows us what goes in to working in Avalanche Alley on Highway 21

  • Idaho
  • Hwy-21

  • source: Bing
  • 2 views
  • Jan 23, 2025 6:12pm
  There have already been nine avalanches that have reached the road in Avalanche Alley and the Idaho Transportation Department has been forced to close Highway 21 several times this winter. Read More

• Crews to close Idaho Route 21 due to rising avalanche hazards

  • Idaho
  • Highway

  • source: Bing
  • 11 views
  • Jan 31, 2025 4:32pm
  Crews will close the highway from Grandjean to Banner Summit and Granite Creek to Lowman at 5 p.m., according to the Idaho Transportation Department. Read More

• Highway 21 to close Friday at 5 pm due to unsafe conditions, sheriff's office announces

  • Idaho
  • Highway

  • source: Bing
  • 4 views
  • Jan 31, 2025 1:45pm
  Highway 21 will be closed beginning at 5:00 pm Friday, according to the Boise County Sheriff's Office.The closure due to unsafe conditions will be from Granite ... Read More