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Grand Harbor Resort and Waterpark

3.8(2,756)
Hotel

About

Grand Harbor Resort and Waterpark sits on Dubuque’s Mississippi Riverfront, offering event spaces alongside casual accommodations with river views. The hotel features a locally favored Tony Roma’s restaurant, providing convenient in-house dining for business groups.

Meeting planners will find versatile event rooms paired with amenities like free Wi-Fi and parking. The resort’s proximity to attractions such as the National Mississippi River Museum and Diamond Jo Casino adds local flavor to your stay and gatherings.

Best for

  • Riverside corporate retreats & group stays
  • Casual client dinners with local dining
  • Team-building events with on-site activities

Request a Package

Tell the venue what you're planning and they'll respond with a custom proposal within 1–2 business days.

Group Meeting

Custom request

Professional meeting space for your team — whether it's a meeting, training, workshop, or multi-day offsite. Half-day, full-day, or multi-day — with the option to request AV, catering, and your preferred room layout.

What's typically included

  • Meeting room & layout
  • Food & beverage
  • AV & technology

Room Block

Custom request

Reserve a block of rooms for your group — ideal for multi-day conferences, offsites, or any event where attendees are traveling from out of town.

What's typically included

  • Reserved guest rooms for your group
  • Flexible check-in & check-out dates
  • Negotiated group rates

Meeting + Room Block

Custom request

Bundle your meeting space and guest rooms in one request — perfect for multi-day offsites and conferences where the team meets by day and stays overnight.

What's typically included

  • Meeting room & layout
  • Food & beverage
  • AV & technology
  • Reserved guest rooms for your group

Venue Details

Standout features

Mississippi Riverfront Setting
Location
Mississippi Riverfront Setting
Situated on the Port of Dubuque waterfront, the resort offers scenic river views and easy walking access to local attractions like the National Mississippi River Museum and Diamond Jo Casino, providing a distinctive local character for business
Award-winning Tony Roma’s Restaurant
On-site Dining
Award-winning Tony Roma’s Restaurant
The resort features Tony Roma’s, a locally beloved restaurant known for its award-winning dining experience, allowing business groups to enjoy quality meals without leaving the venue.

At a glance

Rated 3.8 on Google · 2,756 reviews