Grand Harbor Resort and Waterpark

Family-friendly Dubuque hotel connected to the convention centre, steps from Diamond Jo Casino

Choose dates to view prices

Where to?

Dates

September 2025

October 2025

Grand Harbor Resort and Waterpark offers family fun with free continental breakfast and waterpark access. Enjoy American dishes at Tony Romas, relax in spa tubs, or float in the lazy river pool. Attentive staff provides express check-out and laundry services to enhance your stay.

Good

Popular amenities

Breakfast included
Bar
Room service
Hot tub
Gym
24/7 front desk

includes taxes & fees

6 Oct - 7 Oct

Room options

Check availability for these dates

Tonight

Sept 19 - Sept 20

Tomorrow

Sept 20 - Sept 21

Standard Double Room, 2 Queen Beds

Very good

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Private bathroom

Hairdryer

Shower/bath combination

Microwave

Sleeps 4
2 Queen Beds

Standard Room, 1 King Bed with Sofa bed

Very good

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Private bathroom

Hairdryer

Shower/bath combination

Microwave

Sleeps 4
1 King Bed and 1 Double Sofa Bed

About the area

Located in Dubuque, Grand Harbor Resort and Waterpark is connected to the convention centre. Travelling with kids? Don't miss National Mississippi River Museum and Aquarium. Take the opportunity to explore the area for water adventures such as fishing and other activities like golfing.

Visit our Dubuque travel guide

350 Bell St, Dubuque, IA, 52001

What's nearby

Diamond Jo Casino - 1 min walk - 0.0 km
Grand Harbor Resort and Waterpark - 2 min walk - 0.2 km
National Mississippi River Museum and Aquarium - 5 min walk - 0.4 km
Five Flags Center - 8 min walk - 0.7 km
Q Casino - 3 min drive - 3.9 km

Getting around

Dubuque, IA (DBQ-Dubuque Regional) - 12 min drive

Restaurants

‪McDonald's - ‬10 min walk
Pepper Sprout
‪The Filament - ‬2 min walk
Arby's
‪Grand Harbor Resort and Waterpark - ‬2 min walk

About this property

Grand Harbor Resort and Waterpark

Family-friendly hotel near Diamond Jo Casino

Located close to National Mississippi River Museum and Aquarium, Grand Harbor Resort and Waterpark provides free continental breakfast, free water park access and an arcade/games room. For some rest and relaxation, visit the 2 hot tubs. The on-site American cuisine restaurant, Tony Romas, offers lunch and dinner. In addition to a bar and a gym, guests can connect to free in-room WiFi.

Additional perks include:

An indoor pool and a children's pool, along with a lazy river, a waterslide and a lifeguard on site
Free self-parking
Express check-out, a children's club (surcharge) and a TV in reception
Free newspapers, a lift and a vending machine
Guest reviews give top marks for the helpful staff

Room features

All 193 rooms feature comforts such as air conditioning, in addition to thoughtful touches such as free WiFi and safes. Guests reviews speak well of the clean rooms at the property.

More amenities include:

Rollaway/extra beds (surcharge) and cots/infant beds (surcharge)
Shower/bath combinations and hairdryers
32-inch flat-screen TVs with cable channels
Fridges, microwaves and coffee/tea makers

Property amenities

Internet

Available in all rooms: Free WiFi
Available in some public areas: Free WiFi

Parking and transport

Free self parking on site

Food and drink

Free continental breakfast available 6:30 AM to 9:00 AM on weekdays and 6:30 AM to 10:00 AM on weekends
A bar/lounge
A restaurant
Snack bar/deli

Restaurants on site

Tony Romas

Things to do

2 hot tubs
Arcade/game room
Children's club
Children's pool
Free water park
Gym
Indoor pool
Lazy river
TV in common areas
Waterslide

Family friendly

Arcade/game room
Children's club (surcharge)
Children's games
Children's pool
Children's toys
Cot (surcharge)
Free water park access
In-room microwave
In-room refrigerator
Indoor pool
Lazy river
Lifeguards on site
Rollaway/extra bed (surcharge)
Snack bar/deli
Waterslide

Conveniences

24-hour front desk
ATM
Free newspapers in lobby
Gift shop/newsstand
Safe at front desk
Vending machine

Guest services

Housekeeping (daily)

Business services

24-hour business centre
Conference centre (1,453 square foot of space)
Meeting rooms

Outdoors

On a river

Accessibility

If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
Assistive listening devices
Lift
Wheelchair accessible (may have limitations)

7 floors
Built in 2002
Lifeguards
Smoke-free property

Room amenities

Bedroom

Bedsheets provided
Cot (surcharge)
Rollaway/extra bed (surcharge)

Bathroom

Hair dryer
Shower/bathtub combination
Towels provided

Entertainment

32-inch flat-screen TV with cable channels

Food and drink

Coffee/tea maker
Limited room service
Microwave
Refrigerator

Air conditioning
Connecting rooms available
Desk
Free daily newspapers
Free local calls
Iron/ironing board
Phone
Safe

Policies

Check-in

Check-in start time: 4:00 PM; check-in end time: midnight

Minimum check-in age - 21

Check-out

Check-out before 11:00 AM

Express check-out available

Special check-in instructions

Front desk staff will greet guests on arrival at the property

For any questions, please contact the property using the information on the booking confirmation

Renovations and closures

The following facilities are closed on Monday, Tuesday and Wednesday:

Children's pool
Indoor pool
Hot tub

Access methods

Staffed front desk

Pets

Pets not allowed

Children and extra beds

Children are welcome

Rollaway/extra beds are available for USD 10.0 per day.

Cots (infant beds) are available for USD 5.0 per day

Payment types

Important information

Fees

You'll be asked to pay the following charges at the property. Fees may include applicable taxes:

Deposit: USD 50.00 per stay

We have included all charges provided to us by the property.

Optional extras

Crib (infant bed) fee: USD 5.0 per day
Rollaway bed fee: USD 10.0 per day

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

Extra-person charges may apply and vary depending on property policy

Government-issued photo identification and a credit card may be required at check-in for incidental charges

Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed

This property accepts credit cards; cash is not accepted

We should mention

The property has connecting/adjoining rooms, which are subject to availability and can be requested by contacting the property using the number on the booking confirmation

A car is not required for transport to and from this property

Property is also known as

Grand Harbor

Grand Harbor Resort

Grand Harbor Resort & Waterpark

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Frequently asked questions

Does Grand Harbor Resort and Waterpark have a pool?

Yes, this property has an indoor pool and a children's pool.

How much does it cost to stay at Grand Harbor Resort and Waterpark?

As of 19 Sept 2025, prices found for a 1-night stay for 2 adults at Grand Harbor Resort and Waterpark on 6 Oct 2025 start from NZ$361.82, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

Is Grand Harbor Resort and Waterpark pet-friendly?

No, pets are not allowed at this property.

How much is parking at Grand Harbor Resort and Waterpark?

Self-parking is free at this property.

What time is check-in at Grand Harbor Resort and Waterpark?

Check-in start time: 4:00 PM; check-in end time: midnight.

What time is check-out at Grand Harbor Resort and Waterpark?

Checkout is at 11:00 AM.

Where is Grand Harbor Resort and Waterpark located?

This family-friendly Dubuque hotel is located on a river, within a 10-minute walk of Diamond Jo Casino and National Mississippi River Museum and Aquarium.