Grand Harbor Resort and Waterpark

Families enjoy thrilling water slides at this resort, with American dining and two spa tubs for relaxation after waterpark adventures.

Choose dates to view prices

Where to?

Dates

December 2025

19

January 2026

Water park - Grand Harbor Resort and Waterpark (Dubuque)

Lobby - Grand Harbor Resort and Waterpark (Dubuque)

Exterior - Grand Harbor Resort and Waterpark (Dubuque)

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.

Very good

Popular amenities

Pool
Spa pool
Free Wi-Fi

includes taxes & fees

19 Jan - 20 Jan 2026

Room options

Check availability for these dates

Tonight

Dec 19 - Dec 20

Tomorrow

Dec 20 - Dec 21

All rooms

2 beds

3+ beds

Showing 4 of 4 rooms

Standard Room, 1 King Bed with Sofa bed

Very good

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Hairdryer

Shower/bath combination

Private bathroom

Microwave

Sleeps 4
1 King Bed and 1 Double Sofa Bed

In-room safe, desk, iron/ironing board, cots/infant beds

Junior Suite (No Waterpark Access )

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Separate bedroom

Hairdryer

Shower/bath combination

Private bathroom

1 bedroom
Sleeps 6
2 Double Beds and 1 Double Sofa Bed

Junior Suite, 1 King Bed with Sofa bed (No Waterpark Access )

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Sofa bed - double

Hairdryer

Shower/bath combination

Private bathroom

Sleeps 4
1 King Bed and 1 Double Sofa Bed

Standard Double Room, 2 Queen Beds

Very good

Highlights

Air conditioning

Connecting rooms available

Fridge

Flat-screen TV

Hairdryer

Shower/bath combination

Private bathroom

Microwave

Sleeps 4
2 Queen Beds

About the area

350 Bell St, Dubuque, IA, 52001

What's nearby

Diamond Jo Casino - 1 min walk - 0.1 km
Grand River Center - 2 min walk - 0.2 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

Getting around

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

Restaurants

‪McDonald's - ‬10 min walk
‪Arby's - ‬15 min walk
‪Odd Fellows - ‬12 min walk
‪Hotel Julien Dubuque - ‬9 min walk
‪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 meeting rooms
A front desk safe, smoke-free property and a lift
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

Similar properties

Pool
Spa pool
Breakfast included
Free airport shuttle

includes taxes & fees

21 Dec - 22 Dec

Property amenities

Internet

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

Parking and transport

Free self parking on site
Limited on-site self parking

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)

More

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

More

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

Information provided by the property may be translated using automated translation tools

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

Grand Harbor Resort & Waterpark Dubuque

Grand Harbor Resort Waterpark Dubuque

Grand Harbor Waterpark

Grand Harbor Waterpark Dubuque

Harbor Grand Resort

Dubuque Grand Harbor

Grand Harbor Dubuque

Grand Harbor Hotel And Waterpark

Grand Harbor Hotel Dubuque

Grand Harbor Resort And Waterpark Dubuque, Iowa

Grand Harbor Resort And Waterpark Hotel Dubuque

Grand Harbor Resort Dubuque

Grand Harbor Resort Waterpark

Grand Harbor Waterpark Dubuque

Grand Harbor Resort and Waterpark Hotel

Grand Harbor Resort and Waterpark Dubuque

Grand Harbor Resort and Waterpark Hotel Dubuque

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 Dec 2025, prices found for a 1-night stay for 2 adults at Grand Harbor Resort and Waterpark on 19 Jan 2026 start from NZ$186.39, 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.

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Grand Harbor Resort and Waterpark Reviews

8.0

Very good

8.0

Cleanliness

10

Location

8.6

Staff & service

7.8

Eco-friendliness

7.6

Property conditions & facilities

8/10 Good

William

18 Dec 2025

Liked: Cleanliness, staff & service, property conditions & facilities

Beautiful area by the river and close to downtown area

Stayed 1 night in Aug 2025

10/10 Excellent

Brandi

8 Dec 2025

Liked: Cleanliness, amenities, property conditions & facilities

Super clean with great staff

Stayed 1 night in Nov 2025

8/10 Good

Gail

12 Nov 2025

Liked: Amenities, property conditions & facilities

Staff was very nice, location is great.

Stayed 2 nights in Nov 2025

8/10 Good

Denise

10 Nov 2025

Liked: Cleanliness, amenities

Room was clean, staff was courteous, breakfast was good

Stayed 1 night in Nov 2025

8/10 Good

Jody

15 Dec 2025

Liked: Cleanliness, amenities, property conditions & facilities

Everything was great. So convenient when going to a dance convention and competition next door.

Stayed 3 nights in Dec 2025

10/10 Excellent

Melba

11 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

Very clean Extremely friendly staff Restaurant very handy for people that want to stay in for the evening.

Stayed 3 nights in Nov 2025

10/10 Excellent

Barb

30 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

Very friendly staff. Great breakfast. Nice room. The water park was awesome.

Stayed 1 night in Nov 2025

10/10 Excellent

Jane

24 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

Room was spacious clean and staff was excellent with any and all questions.they wore smiles and just very curtious. Food at hotel restaurant was excellent we ate there both nights.

Stayed 2 nights in Nov 2025

8/10 Good

Raymond

10 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

Clean room, friendly staff

Stayed 1 night in Nov 2025

10/10 Excellent

Nicholas

17 Oct 2025

Very excellent stay

Stayed 2 nights in Oct 2025

8/10 Good

Jenilyn

27 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

It was nice.

Stayed 1 night in Nov 2025

10/10 Excellent

Sarah

3 Nov 2025

Liked: Cleanliness, staff & service, amenities, property conditions & facilities

Friendly staff in both hotel and waterpark areas. Clean rooms and breakfast foods were great. Will definitely stay again!!

Stayed 1 night in Nov 2025

10/10 Excellent

Shahzad

29 Nov 2025

Liked: Cleanliness, staff & service, property conditions & facilities

Everything was great

Stayed 2 nights in Nov 2025

10/10 Excellent

Lacy

9 Nov 2025

Liked: Cleanliness, amenities, property conditions & facilities

Pool and arcade was great for the kids.

Stayed 1 night in Nov 2025

10/10 Excellent

Cathy

25 Oct 2025

Liked: Cleanliness, staff & service, property conditions & facilities

Nice breakfast in the morning and conveniently located walking distance to casino

Stayed 1 night in Oct 2025

6/10 Okay

Ken

13 Dec 2025

Liked: Cleanliness, staff & service

It was a decent hotel. Pool area was only open from 4pm-9pm. They had continental breakfast advertised all over but in the morning it was a granola bar or a microwaved breakfast sandwich.

Stayed 1 night in Dec 2025