For reservations call: 866-690-4006

Current time--:--:--
Current Weather

Check Availability

Book Now
Grand Harbor

Notice of Park Hours

Make Sure The Park Is Open During Your Stay!


Grand Harbor Waterpark is open daily during spring break, summer & select holiday periods.


The Park is closed Mondays, Tuesdays & Wednesdays during select seasons.


Please view the Grand Harbor Waterpark Park Hours for complete details.


Dubuque, IA’s Premier Destination for
Successful Meetings and Conferences

Situated along the magnificent Mississippi River, adjacent to deluxe lodging, gaming and entertainment venues and within walking distance of historic downtown Dubuque, the Grand River Center features a diverse, intimate atmosphere where you will enjoy dedicated service and the finest cuisine.

You will find the perfect venue for every occasion within one facility. Our grand ballroom is the ideal setting for conferences, weddings, holiday parties, or any formal gathering up to 1000 guests. The all-glass "River Room" will enchant your more private gatherings, and the Exhibit Hall is a simply massive space to encompass huge crowds, floor events and trade shows. Total of 86,000 square feet of flexible meeting space.

The attached Grand Harbor is the perfect spot for enjoying our beautiful riverfront.  In 2012 the hotel renovated the guest rooms and first floor lobby. Enjoy Tony Roma’s for breakfast, lunch or dinner or slide into our 25,000 square foot indoor waterpark! Additional amenities include complimentary parking, wireless internet, business center and fitness room!

We invite you to experience the beauty and elegance of the Grand River Center. Let us turn your gathering into a truly memorable event.

Contact us at, or at (563) 690-4500, to learn more! You may also complete our online Request for Proposal form.

Grand Harbor Resort and Waterpark

Grand Harbor Resort

For smaller events, the Grand Harbor's smaller meeting space will be the perfect spot your your board meetings, meetings or social events under 50!

For more information, please contact Sue Moran at or (563) 690-3242, or visit the Grand River Center website.

Corporate Traveler Rewards

The Grand Harbor Resort & Waterpark is pleased to offer special corporate rates and amenities to our business travelers, including complimentary airport shuttle service and a drink ticket to Tony Roma’s Lounge. Please contact Sue Moran at or (563) 690-3242 to see if your company qualifies!