Toutle River Safety Rest Area Southbound – I-5
Looking for a break on I-5 southbound near Castle Rock in Cowlitz County, Washington? Toutle River Safety Rest Area is along the way. Reported truck parking: 25 spaces, plus 91 car spaces. The next southbound stop is Gee Creek Safety Rest Area, about 42 miles further along I-5.
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
Unknown (not documented in the sources): Family restroom, Public phone, RV dump station, EV charging, Wi-Fi, Playground, Visitor information.
A reported facility does not guarantee current availability.
About this rest area
The Toutle River Safety Rest Area serves southbound traffic on Interstate 5 near Castle Rock, Washington. Its current operating status has not been verified. Confirm the current situation with the Washington Department of Transportation before you plan a break here.
Location and driving direction
The rest area sits on the southbound side of I-5 near Castle Rock in Cowlitz County. The recorded position is around mile marker 54.9.
The northbound lanes have their own facility, Toutle River Safety Rest Area; make sure the entrance matches your direction of travel.
If you would rather drive on, Gee Creek Safety Rest Area is the next listed stop, around 42 miles ahead by the mile markers.
Parking and amenities
Reported capacity: 91 spaces for cars and 25 for trucks (the 2019 federal truck parking survey (FHWA Jason's Law)).
Listed amenities include:
- Restrooms
- Accessible facilities
- Drinking water
- Picnic tables
- Pet area
- Vending machines
Space counts describe reported capacity, not live parking availability. Individual facilities can be closed temporarily.
Time limits and overnight parking
Washington allows 8 hours in any 24-hour period; commercial vehicles may stay up to one hour beyond their federally required rest period. Camping is prohibited. Signs posted at the rest area take precedence. Source: RCW 47.38.020 (checked November 2026).
Map and coordinates
Recorded coordinates: 46.352336, -122.907992. For safe navigation, follow official road signs and make sure the approach matches your direction of travel.
Frequently asked questions
Is this rest area on I-5 Southbound?
Yes. The WSDOT record identifies it as the southbound facility on Interstate 5 near Castle Rock. The northbound lanes have a separate facility.
Can trucks park here?
The 2019 federal truck parking survey (FHWA Jason's Law) lists 25 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 walk my dog here?
A pet area is listed for this location. Keep pets leashed and follow posted rules.
How long can I park here?
Washington allows 8 hours in any 24-hour period; commercial vehicles may stay up to one hour beyond their federally required rest period. Camping is prohibited. Posted signs on site apply.
Where is the next rest stop?
Gee Creek Safety Rest Area, about 42 miles further along I-5 by the official mile markers.