Highly rated by Grand Harbor Resort And Waterpark guests
Comfortable room
Helpful staff
Good breakfast choices
Fun waterpark
Rooms and Suites
Grand Harbor Resort features 193 rooms and suites, each with a 32-inch flat-screen TV and Wi-Fi. Rooms offer views of historic downtown Dubuque, the city bluffs, or the Mississippi River. Options include Standard Rooms with King or Queen beds, Junior Suites with sofa sleepers, and ADA-accessible rooms. Harbor View Suites include a King bed, Mississippi River view, living room with a wet bar, sofa sleeper, and a bathroom with a Jacuzzi and separate shower. Turret Suites provide a King bed, floor-to-ceiling windows, a Jacuzzi, and a sitting area with a sofa sleeper.
Onsite Dining Options
Tony Roma's Restaurant and Lounge is located onsite, offering views of the Mississippi River and bluffs. Guests can enjoy breakfast, lunch, and dinner. Tony Roma's also provides catering services. A complimentary breakfast is available on the second floor on Saturday and Sunday from 6:30 AM to 10:00 AM.
Leisure and Entertainment
The resort features a 25,000 square foot indoor waterpark with waterslides, a tube ride, rope ladders, waterspouts, a lazy river, activity pools, and two hot tub whirlpools. There is also "The Vault" laser maze challenge and redemption arcade. The Kidz Club offers crafts and games. Guests have access to a fitness center. The Diamond Jo Casino is nearby. Additional recreational activities include the Mines of Spain Recreation Area and Mystique Ice Arena.
Location and Transport
Grand Harbor Resort is in the Port of Dubuque, Iowa, near the National Mississippi River Museum and Diamond Jo Casino. Dubuque Regional Airport is 15 km away. The hotel is within walking distance of Dubuque's entertainment options, including the Dubuque Museum of Art and Stone Cliff Winery. Nearby attractions include the Fenelon Place Elevator.
Services and Amenities
Grand Harbor Resort provides a business center and free Wi-Fi. The Grand River Center at the resort offers five venues and catering options for events, conferences, and weddings. The resort has a gift card service. A corporate traveler program includes special rates and amenities. A free airport shuttle is available.
“The hotel's riverfront location and accessible Riverwalk are a plus, and on-site dining at Tony Roma's means not having to leave the property for a good meal. The indoor waterpark makes this a solid choice for families looking for year-round entertainment. It's a worthwhile option for travelers seeking both recreation and convenience in Dubuque.”
James DavidEditor-in-Chief at Skiresort
Choose your room type
Grand Harbor Resort And Waterpark — double rooms, family rooms, and suites. Breakfast options and free cancellation available on selected rates
King Room Sofa Bed
2 persons
30 sq. feet
1 King-size bed and 1 Sofa bed
Air conditioning
Bathtub
room details
Standard Queen Room
2 persons
30 sq. feet
2 King Size Beds
Air conditioning
Bathtub
room details
Hotel Price Calendar
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April 2026 - April 2027
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Check-in/ Check-out
Facilities
What's included at Grand Harbor Resort And Waterpark — facilities and services available during your stay
Facilities: Very good
7.7/10Review score
General
No smoking on site
Wi-Fi
Parking
Safe deposit box
24-hour reception
Express check-in/ -out
No pets allowed
Rooms/ Facilities for disabled
Locker room
Ski to door
Lift
ATM/Cash machine
Vending machines
Smoke detectors
Fire extinguishers
Key card access
Sports & Fitness
Fitness centre
Skiing
Hiking
Bowling
Golf course
Fishing
Services
Room service
Ski equipment hire
Ski pass vendor
Shops/Commercial services
Welcome drink
Happy hour
Dining
Restaurant
Snack bar
Bar/ Lounge area
Business
Business centre
Meeting/ Banquet facilities
Fax/Photocopying
Children
Children's menu
Water slides
Children's play area
Kids club
Game room
Spa & Leisure
Casino
Aqua park
Live entertainment
Sun terrace
BBQ facilities
Jacuzzi
Room features
Air conditioning
Heating
Garden furniture
Tea and coffee facilities
Media
Flat-screen TV
AM/FM alarm clock
Room decor
Carpeted floor
Show more
Dining Onsite
Grand Harbor Resort and Waterpark features an inviting dining option where guests can indulge in traditional American fare. With a family-friendly ambiance, this restaurant provides the perfect setting for memorable meals without leaving the comfort of the resort.
Tony Roma's
American
Ambiance
Family-friendly and traditional, offering a warm and welcoming atmosphere perfect for gatherings.
Key Offerings
Signature dishes include Tony Roma's world-famous ribs and hearty burgers, complemented by lively happy hour specials. Guests can also enjoy a drink ticket to Tony Roma's Lounge.
Reservation
Not needed
Open for lunch and dinner; hours vary.
Grand Harbor Resort And Waterpark Location
350 Bell Street, Dubuque, 52001,
Getting around
City Centre
Dubuque 9 min · 2300 ft
Airports
Dubuque Regional (DBQ) 22 min · 8.8 mi
Sovetskiy (ovs) 132 min · 54.7 mi
Book early and pay less
See available rates for your dates
Check Rates
Property information and rules
Check-in
from 16:00-23:59
Check-out
until 11 am
Guest Parking
Public parking is possible on site for free.
Internet
Wireless internet is available in the entire hotel for free.
Breakfast
At the hotel Grand Harbor Resort And Waterpark guests are invited to a full breakfast served for free.
Children & extra beds
There are no cots provided in a room.
Pets
Pets are not allowed.
Number of floors:
7
Number of rooms:
147
Guest Reviews and Ratings
What guests said after staying at Grand Harbor Resort And Waterpark
Review score
Based on 492 verified reviews
7.7 /10
Very good
68 %
Recommend
Cleanliness
8.0/10
Comfort
8.2/10
Facilities
7.7/10
Free WiFi
8.0/10
Location
9.0/10
Staff
8.6/10
Value for money
7.5/10
Pros
Comfortable beds
Scenic view
Great waitress
Good location
Cons
Room update
Weak AC
Basic breakfast
Waterpark issues
Guest reviews
based on 327 reviews
7.8/10
No reviews yet on our siteUnfortunately, our guests have not yet left any reviews for this hotel, but you can read reviews from Booking.com.
Open reviews
Show more reviews
FAQs
About Grand Harbor Resort And Waterpark
What attractions are close to Grand Harbor Resort And Waterpark?
Nearby attractions include the National Mississippi River Museum (0.5 km), Diamond Jo Casino (1 km), and Stone Cliff Winery (3 km).
What are some main facilities available at Grand Harbor Resort And Waterpark?
The hotel features a 2322.6 m² indoor waterpark, fitness centre, game room, and a restaurant.
What room amenities are provided at Grand Harbor Resort And Waterpark?
Rooms include free Wi-Fi, a flat-screen TV, air conditioning, a microwave, and a refrigerator.
What dining options are available at Grand Harbor Resort And Waterpark?
On-site dining is available at Tony Roma's Restaurant and Lounge, which offers views of the Mississippi River.
What is the check-in and check-out policy at Grand Harbor Resort And Waterpark?
Check-in time is at 16:00 and check-out time is by 11:00.
Does Grand Harbor Resort And Waterpark offer business services?
The hotel provides a business centre with complimentary wireless internet access and photocopying services.
How far is Grand Harbor Resort And Waterpark from Dubuque Regional Airport?
The hotel is located 15 km away from Dubuque Regional Airport.
What family-friendly services are available at Grand Harbor Resort And Waterpark?
The hotel offers a kids' club, children's menu, and a game room for family entertainment.
What type of accessibility features are present at Grand Harbor Resort And Waterpark?
Accessibility features include elevators and ADA-compliant rooms.