The era of the open gravel road is over.
U.S. Homeland Security and Customs and Border Protection have officially confirmed they will restrict Canadian access to “Border Road” starting in July 2026. The sudden closure is a direct mandate from President Donald Trump’s aggressive northern border security crackdown. Federal authorities are systematically sealing undefended international boundary blind spots to halt the cross-border smuggling of synthetic opioids like fentanyl and to curb illegal immigration.
For more than eight decades, the 14-kilometre stretch of manicured gravel operated under an informal, good-faith neighborly agreement. The road sits entirely on the Montana side of the border in Toole County. But it has been maintained almost exclusively by Canada’s County of Warner in Alberta.
That generational arrangement ends this summer. Canadians will no longer be allowed to use the road without first passing through an official port of entry, such as the Coutts/Sweetgrass crossing. That government detour adds at least 15 minutes to local travel times for farming families who have lived adjacent to the boundary for generations.
Residents on both sides are deeply frustrated by the federal intervention, according to a detailed report confirming the new timeline. Locals like Ross Ford in Alberta and Roger Horgus in Montana have publicly criticized the mandate as a ridiculous disruption to their highly integrated agricultural community.
The province of Alberta is not waiting for the July cutoff.
Transportation Minister Devin Dreeshen announced the government is fast-tracking an $8 million infrastructure project to bypass the American restriction. Alberta will build a virtually identical, parallel gravel road entirely on the Canadian side of the border.
Construction crews will break ground in April 2026. The province expects to finish the bypass by the summer. The accelerated schedule is designed to ensure the local agricultural supply chain does not collapse when the U.S. barricades go up.
The closure marks a permanent shift in how the two nations manage their shared geography. The Department of Homeland Security informed local officials in a March 2026 meeting that the world has changed. Both countries now have a strict national security interest in funneling all traffic through highly monitored, designated checkpoints.