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Grand Harbor Resort

Property class: 3.5
3.5-star family-friendly hotel near Diamond Jo Casino, connected to the convention center

Choose dates to view prices

Photo gallery for Grand Harbor Resort

An indoor water park with multiple slides and pools.
A spacious lobby with a curved staircase, comfortable seating, and a variety of plants.
An indoor water park with various water features and play structures.
Outdoor patio seating with tables and chairs, string lights, and umbrellas.
A sign for Tony Roma's restaurant at Grand Harbor Resort and Waterpark, with a view of the Grand Harbor building in the background.

Reviews

8.0 out of 10
Very good

Popular amenities

  • Pool
  • Hot tub
  • Free WiFi
  • Restaurant

Explore the area

View in a map
350 Bell St, Dubuque, IA, 52001
  • Place, Grand Harbor Resort and Waterpark
    ‪1 min walk‬
  • Place, Diamond Jo Casino
    ‪2 min walk‬
  • Place, National Mississippi River Museum and Aquarium
    ‪8 min walk‬
  • Airport, Dubuque, IA (DBQ-Dubuque Regional)
    ‪15 min drive‬

Room options

Standard Room, 2 Queen Beds, Non Smoking, River View

8.6 out of 10
Excellent
(4 reviews)
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

View all photos for Standard Room, 1 King Bed with Sofa bed, Non Smoking, City View

A hotel room with a large bed, two bedside tables with lamps, a sofa, a small table with a vase of flowers, and framed pictures on the wall.

Standard Room, 1 King Bed with Sofa bed, Non Smoking, City View

9.0 out of 10
Wonderful
(4 reviews)
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

Standard Room, 2 Queen Beds, Non Smoking, City View

8.0 out of 10
Very good
(4 reviews)
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

View all photos for Standard Room, 1 King Bed with Sofa bed, Non Smoking, River View

A hotel room with a large bed, two bedside tables with lamps, a sofa, a small table with a vase of flowers, and framed pictures on the wall.

Standard Room, 1 King Bed with Sofa bed, Non Smoking, River View

9.4 out of 10
Exceptional
(3 reviews)
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
  • Free WiFi

About the area

Dubuque

Heart of Dubuque.Your stay at this Dubuque hotel places you within a 10-minute walk of Diamond Jo Casino and National Mississippi River Museum and Aquarium.

What's nearby

  • Grand Harbor Resort and Waterpark - 1 min walk - 0.0 km
  • Diamond Jo Casino - 2 min walk - 0.2 km
  • Grand River Center - 3 min walk - 0.3 km
  • National Mississippi River Museum and Aquarium - 8 min walk - 0.7 km
  • Five Flags Center - 11 min walk - 1.0 km

Getting around

  • Dubuque, IA (DBQ-Dubuque Regional) - 14 min drive

Restaurants

  • ‪McDonald's - ‬13 min walk
  • ‪Pepper Sprout - ‬13 min walk
  • ‪Backpocket Dubuque Taproom - ‬18 min walk
  • ‪Arby's - ‬18 min walk
  • ‪Tree Bar at Diamond Jo Casino - ‬7 min walk

About this property

Grand Harbor Resort

3.5-star family-friendly hotel near Diamond Jo Casino, connected to the convention center
Grand Harbor Resort offers its guests a complimentary water park, 2 hot tubs, a lazy river, and a waterslide. Along with a restaurant, there's a snack bar/deli on site. You can enjoy a drink at the bar/lounge. Free breakfast is served daily. WiFi is free in public spaces.

A 24-hour business center and meeting rooms are available. Event space at this hotel measures 1453 square feet (135 square meters) and includes a conference center. An indoor pool, a children's pool, and a fitness center are also featured at the family-friendly Grand Harbor Resort. Self parking is free.

This 3.5-star Dubuque hotel is smoke free.

  • 193 guestrooms or units
  • 7 levels
  • Meeting rooms
  • 1453 sq ft of conference space
  • 135 sq m of conference space
  • Built in 2002
  • Continental breakfast (free)
  • Deli
  • Kid's club (surcharge)
  • Business center (24 hours)
  • Conference center
  • Front desk (24 hours)
  • Express check-out
  • Front-desk safe
  • Game room or arcade
  • Gift shop
  • Newspapers in lobby (free)
  • Television in lobby
  • ATM
  • Elevator
  • No smoking on site
  • Bar or lounge
  • Dining venue
Grand Harbor Resort offers 193 air-conditioned accommodations with safes and complimentary newspapers. 32-inch flat-screen televisions come with cable channels. Guests can make use of the in-room refrigerators, microwaves, and coffee/tea makers. Bathrooms include shower/tub combinations and hair dryers.

This Dubuque hotel provides complimentary wireless Internet access. Business-friendly amenities include desks and phones; free local calls are provided (restrictions may apply). Housekeeping is provided daily.

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includes taxes & fees
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Property amenities

Family friendly

  • Arcade/game room
  • Children's club (surcharge)
  • Children's games
  • Children's pool
  • Children's toys
  • Crib (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

Internet

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

Parking and transportation

  • 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

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

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
  • Elevator
  • Wheelchair accessible (may have limitations)

Room amenities

Entertainment

  • 32-inch flat-screen TV with cable channels

Bedroom

  • Bedsheets provided
  • Crib (surcharge)
  • Rollaway/extra bed (surcharge)

Bathroom

  • Hair dryer
  • Shower/bathtub combination
  • Towels provided

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

  • No pets allowed

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are available for USD 10.0 per day.
  • Cribs (infant beds) are available for USD 5.0 per day.

Property payment types

Important information

Fees

Guests will be asked to pay the following charges at the property:

  • Deposit: USD 50.00 per stay

We've listed all charges provided to us by the property.

Optional extras

The fees and deposits listed below will be charged at the time of service, check-in, or check-out.

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

This may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

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
Safety features at this property include a fire extinguisher
Charges for extra guests may apply and vary according to property policy.
A credit card for incidental charges and government-issued photo identification may be required upon check-in.
Special requests are subject to availability at the time of check-in. Special requests can't be guaranteed and may incur additional charges.
    This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession. This property accepts Visa, Mastercard, American Express, and Discover. Cash is not accepted. For guests' safety, the property includes a fire extinguisher in each accommodation.

We should mention

  • Connecting/adjoining rooms are subject to availability and can be requested by contacting the property at the number on your booking confirmation.

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

How close is Grand Harbor Resort to the airport?

Grand Harbor Resort is 8.6 mi (14-min drive) away from the Dubuque, IA (DBQ-Dubuque Regional) airport, the closest popular airport to the property.

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

As of Sept 4, 2026, prices found for a 1-night stay for 2 adults at Grand Harbor Resort on Sept 13, 2026 start from CA $152, excluding 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.

Does Grand Harbor Resort have an airport shuttle?

Airport shuttle services are not available at Grand Harbor Resort.

Does Grand Harbor Resort offer free breakfast?

Grand Harbor Resort offers free continental breakfast on weekdays between 6:30 AM and 9:00 AM and weekends between 6:30 AM and 10:00 AM.

Is there a casino at Grand Harbor Resort?

No, there is no casino at this hotel, but Diamond Jo Casino (6-min walk) and Q Casino (6-min drive) are nearby.

What time is check-in at Grand Harbor Resort?

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

Is there free parking at Grand Harbor Resort?

This hotel offers free self parking.

Does Grand Harbor Resort have a pool?

Grand Harbor Resort features an indoor pool and a children's pool.

Does Grand Harbor Resort have a restaurant?

Grand Harbor Resort is home to Tony Romas, which features American cuisine.

Does Grand Harbor Resort have a spa?

There are no spa services available at this hotel.

How close is Grand Harbor Resort to downtown Dubuque?

Grand Harbor Resort is 0.5 mi away from Dubuque.

Grand Harbor Resort Reviews

Reviews

8.0

Very good

Rating 10 - Excellent. 524 out of 1205 reviews
Rating 8 - Good. 321 out of 1205 reviews
Rating 6 - Okay. 225 out of 1205 reviews
Rating 4 - Poor. 75 out of 1205 reviews
Rating 2 - Terrible. 60 out of 1205 reviews

8.0/10

Cleanliness

8.6/10

Staff & service

7.8/10

Amenities

7.4/10

Property conditions & facilities

Reviews

Verified review

10/10 Excellent

TANYA

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great Family weekend getaway.
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Jim

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great hotel
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

KRISTIE

Liked: Cleanliness, staff & service, amenities
Great rooms with great views
Stayed 1 night in May 2026
Verified review

8/10 Good

Denise

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Room was clean, breakfast was good and lots of choices Staff was friendly and helpful
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Michelle

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Bar was well priced and room came with complimentary breakfast.
Stayed 2 nights in Apr 2026
Verified review

6/10 Okay

Esmeralda

Liked: Staff & service
I liked the park and there us a solid customer service.
Stayed 1 night in May 2026
Verified review

10/10 Excellent

Mel

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Everything was awesome, clean rooms , good breakfast, friendly staff. I’ll do it again
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Dale

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The parking lot was convenient and well lit. Breakfast was good.
Stayed 2 nights in May 2026
Verified review

10/10 Excellent

Chelsey

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Breakfast was disappointing and bed was very uncomfortable, but definitely not a deal breaker because the waterpark was a blast and the food at Tony Roma’s was fantastic! Will stay again!
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Trishia

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very nice hotel
Stayed 2 nights in Mar 2026
Verified review

8/10 Good

Nicholaus

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The hotel is pretty nice.
Stayed 2 nights in Mar 2026
Verified review

6/10 Okay

nora

Liked: Cleanliness, staff & service
The pictures were better than the hotel was.
Stayed 1 night in May 2026
Verified review

10/10 Excellent

Alexis

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room, great price, lots of family fun.
Stayed 1 night in Mar 2026
Verified review

10/10 Excellent

Amanda

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Kids enjoyed the arcade and the waterpark. Breakfast was exactly as expected. Rooms were clean, and the views for river-facing rooms was spectacular. Overall, grea experience.
Stayed 2 nights in May 2026
Verified review

10/10 Excellent

Connie

Liked: Staff & service, property conditions & facilities
Breakfast was ok
Stayed 1 night in Apr 2026
Verified review

10/10 Excellent

Jean

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
I enjoyed the biscuits and gravy at the breakfast buffet. The staff worked very hard to keep everything clean throughout thr property.
Stayed 1 night in Apr 2026
Verified review

8/10 Good

Kaitlyn

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Closing times for the pool and arcade seemed to be all Willy nilly so that was a bit annoying with children but otherwise it was a great stay!
Stayed 3 nights in Jun 2026
Verified review

10/10 Excellent

Kellie

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staff were nice and the food was good and the kids enjoyed the arcade and pool and slides.
Stayed 1 night in Mar 2026
Verified review

10/10 Excellent

Bernard

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Have a nice nights sleep!
Stayed 2 nights in May 2026
Verified review

10/10 Excellent

Justin

Liked: Cleanliness, staff & service, amenities
Excellent staff and very clean rooms 👌
Stayed 1 night in Feb 2026
Verified review

2/10 Terrible

Mary

Outdated hotel
Stayed 2 nights in May 2026
Verified review

8/10 Good

Melissa

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room, helpful and friendly staff, good arcade and water park!
Stayed 1 night in Feb 2026
Verified review

8/10 Good

Pedro

Ok place to stay 3/5
Stayed 3 nights in Mar 2026
Verified review

6/10 Okay

Anish

Liked: Cleanliness, staff & service
Good breakfast, friendly staff, but the big slides were mostly shutdown .
Stayed 2 nights in Apr 2026
Verified review

10/10 Excellent

Cody

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Staff was great and super friendly! Waterpark was perfect for young kids! Rooms were clean.
Stayed 1 night in Apr 2026