Great Wolf Lodge Grand Mound
20500 Old Highway 99 SW, Centralia, WA 98531 · Great Wolf Lodge
Indoor waterpark
Indoor waterparkYes
Indoor area56,000 sq ft
Day passesOffered
Features named by the resort
- Water fort treehouse with tipping bucket
- Wave pool
- Lily pad walk
- Raft slide
- Tandem tube slide
- Body slide
- Kids play pool with small slides
- Kiddie pool
- Water basketball
- Hot tub
| Who gets in | unlimited access included with every overnight suite stay, from opening on arrival day to closing on departure day |
|---|---|
| Day passes | half-day and full-day water park day passes sold; free for children 2 and under |
Its Google Hotels record also lists an indoor pool: pool facts for Great Wolf Lodge | Grand Mound.
Source: the resort's own website, checked Nov 2, 2026:Anything not on those pages is left out rather than guessed.
More indoor waterpark resorts in Washington
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