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From the property’s website

Mt. St. Helens RV Park

RV park in Castle Rock, Washington

167 Schaffran Rd, Castle Rock, WA 98611

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Pet policy

What the property says about pets

Dogs allowed

Yes

mtsthelensrvpark.com(source page for Dogs allowed, opens in a new tab)

Show the exact words
“Yes we allow pets; large dog breeds must be registered at the park prior to move in, and we have a maximum of two pets allowed per home (more can be approved on a case by case basis)”
Cats allowed
Not statedThe property can confirm this here.
Pet fee
Not statedThe property can confirm this here.
Pet fee cap
Not statedThe property can confirm this here.
Pet deposit
Not statedThe property can confirm this here.
Max pets per room

2 per room

mtsthelensrvpark.com(source page for Max pets per room, opens in a new tab)

Show the exact words
“Yes we allow pets; large dog breeds must be registered at the park prior to move in, and we have a maximum of two pets allowed per home (more can be approved on a case by case basis)”
Weight limit
Not statedThe property can confirm this here.
Breed restrictions
Not statedThe property can confirm this here.
Pet-friendly rooms only
Not statedThe property can confirm this here.
Pets left alone in room
Not statedThe property can confirm this here.

Informational only. Policies change, so confirm with the property when you book and make sure your dog is on the reservation.

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Also in Castle Rock

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  • From the property’s website

    Kampgrounds Of America

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    Pet fee
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    Weight limit
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    Max pets
    not stated

    From the property's website, checked 21 Oct 2026