Indoor Waterpark Resorts in Ohio

5 resorts in Ohio with an indoor waterpark on site, in Bellville, Mason, Sandusky. 4 offer day passes according to their own websites. Hours change by season, so check the resort's calendar for your dates.

Showing all 5

1. Comfort Inn Splash Harbor

   Bellville, OH

   • Splash Harbor
   • Day passes offered
   • 6,000 sq ft indoor
   • Looping water slide
   • Large pool
   • Sprayground
   • Dumping bucket

   Checked on the resort's own website, Nov 2, 2026

2. Great Wolf Lodge Cincinnati / Mason

   Mason, OH

   • Indoor waterpark
   • Day passes offered
   • 50,000 sq ft indoor
   • Water fort treehouse
   • Tipping bucket
   • Raft slide
   • Lazy river

   Checked on the resort's own website, Nov 2, 2026

3. Cedar Point's Castaway Bay

   Sandusky, OH

   • Castaway Bay Waterpark
   • 38,000 sq ft indoor
   • Wave pool
   • Water coaster
   • Five-story sprayground
   • Tipping bucket

   Checked on the resort's own website, Nov 2, 2026

4. Great Wolf Lodge Sandusky

   Sandusky, OH

   • Indoor waterpark
   • Day passes offered
   • 33,000 sq ft indoor
   • Water fort treehouse
   • Tipping bucket
   • Tandem tube slide
   • Lazy river

   Checked on the resort's own website, Nov 2, 2026

5. Kalahari Resorts & Conventions Sandusky

   Sandusky, OH

   • Indoor waterpark
   • Day passes offered
   • 173,000 sq ft indoor
   • FlowRider surf simulator
   • Lazy river
   • Racing mat slide
   • Wall slide

   Checked on the resort's own website, Nov 2, 2026

Hotels with indoor pools in Ohio · All states