Sweetgrass Rest Area Northbound – I-15
On I-15 northbound near Sweetgrass in Toole County, Montana, Sweetgrass Rest Area offers a place to stop. Reported truck parking: 7 spaces.
Next rest stop on I-15 Northbound
We have no northbound rest stop on I-15 listed within the next 75 miles. Check the highway signs for service areas ahead.
Previous northbound stop: Conrad Rest Area – Northbound · 59 mi back by the mile markers
Location map
Marker shows recorded coordinates, not an entrance or approved driving route. Follow highway signs.
Open directionsReported parking capacity
Reported capacity from the 2019 federal truck parking survey (FHWA Jason's Law). This is not real-time vacancy information.
Facilities and amenities
Facilities have not been individually confirmed in the available structured record.
Unknown (not documented in the sources): Restrooms, Family restroom, Accessible facilities, Drinking water, Picnic tables, Pet area, Vending machines, Public phone.
A reported facility does not guarantee current availability.
About this rest area
Drivers heading north on I-15 near Sweetgrass, Montana, can take a break at the Sweetgrass Rest Area. Before you count on this stop, a quick check of 511 or the Montana Department of Transportation shows any closure.
Location and driving direction
You reach it from the northbound lanes of I-15, near Sweetgrass in Toole County. It is listed near mile marker 398. You will find it at exit 397. Follow the "Rest Area" signs as you approach.
Parking and amenities
The 2019 federal truck parking survey (FHWA Jason's Law) lists 7 truck parking spaces.
Space counts describe reported capacity, not live parking availability. Individual facilities can be closed temporarily.
Parking rules
Montana allows overnight parking at rest areas for up to 12 hours, one space per vehicle; camping is prohibited. Posted signs at this rest area can set a different limit. Source: Montana DOT (checked November 2026).
Map and coordinates
Recorded coordinates: 48.993057, -111.961014. Use them as a reference only; follow the posted signs to the entrance.
Frequently asked questions
Is this rest area on I-15 Northbound?
Yes. The federal truck parking inventory record identifies it as the northbound facility on Interstate 15 near Sweetgrass.
Can trucks park here?
The 2019 federal truck parking survey (FHWA Jason's Law) lists 7 truck parking spaces at this facility. This does not indicate how many are currently free.
Can I stay overnight at this rest area?
Montana allows overnight parking at rest areas for up to 12 hours, one space per vehicle; camping is prohibited. Posted signs on site apply.