Grand Harbor Resort and Waterpark

WET WILD & FUN Every room and waterpark rate on Friday and Saturday includes the following WET WILD & FUN activites: Scavenger Hunt search for items, find them all and win a prize, Splash Bash dance with a live DJ and join in on some wild and crazy games, For only .50 you can make your own Snow Cone. Where but the Grand Harbor Resort & Waterpark can you have so much fun?

Cherry Lanes Bowling Ask about bowling at Cherry Lanes located in the Diamond Jo! For a family of four you get two games of bowling, shoe rental and $20.00 in the Cherry Lanes snack bar!
Weekdays $45.00
Weekends $53.00

National Mississippi Museum Discounted Tickets

Ask about our discounted tickets to the National Mississippi River Museum at the Front Desk!

Waterpark July 1-August 16, 20009 Waterpark will be open every day!

Tony Roma's now open! Serving breakfast, lunch and dinner.

Happy Hour Monday through Friday in Tony Roma's lounge 3pm to 6pm, $1.00 off all drinks!

Located in the Port of Dubuque, Iowa, Grand Harbor Resort and Waterpark is the perfect spot for enjoying this beautiful and exciting destination area. Gather with friends for a relaxed conversation in our Riverwalk Restaurant & Lounge, or slide into a whole new world of water fun in our 25,000 square feet indoor waterpark.

Birthday Parties & GroupsEnjoy all day in the Waterpark with your friends and family and let us take care of everything else!

Water Squirts Kids ClubMany activities throughout the resort are hosted just for kids! Arts and crafts, scavenger hunts, water games and birthday parties keep the little ones entertained.

Conventions & Meetings Have the beautiful views of the Mississippi River provide the inspiration for your next conference or meeting.

Port of Dubuque Located on the banks of the Mississippi River, Grand Harbor Resort is within walking distance of the Diamond Jo Casino, National Mississippi River Museum & Aquarium, Stone Cliff Winery, and the Grand River Center.