Greycliff Rest Area Eastbound – I-90

Looking for a break on I-90 eastbound near Greycliff in Sweet Grass County, Montana? Greycliff Rest Area is along the way. Reported truck parking: 22 spaces. The next eastbound stop is Columbus Rest Area – Eastbound, 38 mi ahead by the mile markers.

I-90MontanaEastbound

Next rest stop on I-90 Eastbound

Columbus Rest Area – Eastbound38 mi ahead by the mile markers · Montana · Mile marker 419

Previous eastbound stop: Livingston Rest Area – Eastbound · 55 mi back by the mile markers

Location map

Marker shows recorded coordinates, not an entrance or approved driving route. Follow highway signs.

Open directions

Reported parking capacity

Truck parking22Reported spaces

Reported capacity from the 2019 federal truck parking survey (FHWA Jason's Law). This is not real-time vacancy information.

Facilities and amenities

✓ Restrooms✓ Drinking water

Unknown (not documented in the sources): Family restroom, Accessible facilities, Picnic tables, Pet area, Vending machines, Public phone, RV dump station, EV charging.

A reported facility does not guarantee current availability.

About this rest area

The Greycliff Rest Area serves eastbound traffic on Interstate 90 near Greycliff, Montana. Closures are announced by the Montana Department of Transportation and on 511, worth a look before a long drive.

Location and driving direction

The rest area sits on the eastbound side of I-90 near Greycliff in Sweet Grass County. The recorded position is around mile marker 381. Eastbound, you reach it after exit 377; the next exit after the rest area is exit 384. You do not take an exit to get there: the rest area has its own ramp, signed "Rest Area" in advance.

Do not confuse it with the separate westbound facility, Greycliff Rest Area – Westbound, on the other side of the highway.

If you would rather drive on, Columbus Rest Area – Eastbound is the next listed stop, around 38 miles ahead by the mile markers.

Parking and amenities

Truck parking: 22 reported spaces (the 2019 federal truck parking survey (FHWA Jason's Law)).

Listed amenities include:

  • Restrooms
  • Drinking water

These are capacity figures, not a live count of free spaces. 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. Signs posted at the rest area take precedence. Source: Montana DOT (checked November 2026).

Map and coordinates

Recorded coordinates: 45.734601, -109.757780. For safe navigation, follow official road signs and make sure the approach matches your direction of travel.

Report an issue

Frequently asked questions

Is this rest area on I-90 Eastbound?

Yes. The federal truck parking inventory record identifies it as the eastbound facility on Interstate 90 near Greycliff. The westbound lanes have a separate facility.

How many truck spaces are there?

The 2019 federal truck parking survey (FHWA Jason's Law) lists 22 truck parking spaces at this facility. This does not indicate how many are currently free.

Are there restrooms and drinking water?

Yes, both are included in the official amenities listing. Check current conditions before travel.

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.

What is the next stop on I-90?

Columbus Rest Area – Eastbound, about 38 miles further along I-90 by the official mile markers.