Important Grand Teton Dates and Road Closures 2026
May 1
Teton Park Road opens
May 8
Road in to Yellowstone opens
November 1
Teton Park Road closes
Road in to Yellowstone closes
There will be significant road construction along the Moose-Wilson Road from early 2026 through some time in mid-2027. Please check the following GTNP link for up to date information:
https://www.nps.gov/grte/planyourvisit/road-construction.htm
Important Yellowstone Dates and Road Closures 2026
March 15
Snowcoaches stop running
April 17
West entrance opens
May 1
East entrance, Hayden Valley opens
May 8
South entrance opens
May 22
Dunraven Pass opens
Beartooth Highway opens (weather dependent)
October 12
Dunraven Pass closes
Beartooth Highway closes
November 1
All interior roads close except the Northern Range between Mammoth and Silver Gate
December 15
Snowcoaches begin running from West Yellowstone
December 16
Snowcoaches begin running from Gardiner
There will be construction/repairs on the bridge over the Gardiner River from April 13 - late October 2026. Check with Yellowstone to see up to date road conditions:
https://www.nps.gov/yell/planyourvisit/parkroads.htm
