Odawa Casino Resort is a Northern Michigan casino resort. Located in Petoskey, Michigan, the casino opened for business on June 20, It is owned and. Odawa Casino, Petoskey: See reviews, articles, and 13 photos of Odawa Casino, ranked No.5 on TripAdvisor among 34 attractions in Petoskey. Visit Odawa Casino located in Petoskey, Michigan for more than slots, table games and a poker room. Enjoy fine and casual dining and nightlife.