Grand Harbor Resort and Waterpark

Family-friendly hotel with free water park, connected to the convention center, near Diamond Jo Casino

Choose dates to view prices

Fri, Mar 6
Sat, Mar 7
March 2026
April 2026
Experience family fun at Grand Harbor Resort and Waterpark, where a free continental breakfast and water park access set the tone for an unforgettable adventure. Enjoy American cuisine at Tony Romas, take a dip in one of the two spa tubs or swim in the pool with a lazy river. With express check-out, laundry services, and helpful staff on hand to ensure your comfort.
Very good

Popular amenities

  • Pool
  • Free WiFi
  • Connecting rooms available
  • Air conditioning

Main amenities (12)

  • Daily housekeeping
  • Restaurant and bar/lounge
  • Indoor pool and 2 hot tubs
  • Lazy river
  • Free water park
  • Fitness center
  • Children's pool
  • Waterslide
  • Room service
  • Children's club
  • 24-hour business center
  • Conference center

For families (6)

  • Cribs/infant beds (surcharge)
  • Children's pool
  • Children's club
  • Microwave
  • Connecting/adjoining rooms available
  • Cable/satellite TV service
$103 nightly
$113 total
Mar 9 - Mar 10
Total with taxes and fees

Room options

Showing 4 of 4 rooms
Combined shower/tub, hair dryer, towels
Standard Room, 1 King Bed with Sofa bed | In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds

Standard Room, 1 King Bed with Sofa bed

Very good

Highlights

Air conditioning
Connecting rooms available
Refrigerator
Flat-screen TV
Separate bedroom
Shower/tub combination
Hair dryer
Private bathroom
  • 1 bedroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
Combined shower/tub, hair dryer, towels
In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds

Junior Suite (No Waterpark Access )

Highlights

Air conditioning
Connecting rooms available
Refrigerator
Flat-screen TV
Separate bedroom
Shower/tub combination
Hair dryer
Private bathroom
  • 1 bedroom
  • Sleeps 6
  • 2 Double Beds and 1 Double Sofa Bed
Combined shower/tub, hair dryer, towels
In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds
In-room safe, desk, iron/ironing board, cribs/infant beds

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

Highlights

Air conditioning
Connecting rooms available
Refrigerator
Flat-screen TV
Sofa bed
Shower/tub combination
Hair dryer
Private bathroom
  • Sleeps 4
  • 1 King Bed and 1 Double Sofa Bed
Combined shower/tub, hair dryer, towels
Standard Double Room, 2 Queen Beds | In-room safe, desk, iron/ironing board, cribs/infant beds
Standard Double Room, 2 Queen Beds | In-room safe, desk, iron/ironing board, cribs/infant beds
Standard Double Room, 2 Queen Beds | In-room safe, desk, iron/ironing board, cribs/infant beds

Standard Double Room, 2 Queen Beds

Very good

Highlights

Air conditioning
Connecting rooms available
Refrigerator
Flat-screen TV
Separate bedroom
Shower/tub combination
Hair dryer
Private bathroom
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds

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About the neighborhood

Map
350 Bell St, Dubuque, IA, 52001

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 - 5 min walk - 0.5 km
  • Five Flags Center - 8 min walk - 0.7 km

Getting around

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

Restaurants

  • ‪McDonald's - ‬13 min walk
  • ‪Arby's - ‬18 min walk
  • ‪Pepper Sprout - ‬13 min walk
  • ‪Hotel Julien Dubuque - ‬12 min walk
  • ‪Odd Fellows - ‬15 min walk

About this property

Grand Harbor Resort and Waterpark

Grand Harbor Resort and Waterpark features a free water park and puts you just steps from Mississippi River. After hanging out at the indoor pool or lazy river, guests can grab a bite to eat at Tony Romas, which serves American cuisine and is open for lunch and dinner. A bar/lounge and a fitness center are offered, and in-room conveniences include refrigerators and microwaves. Fellow travelers say good things about the helpful staff and location.

At a glance

Hotel size

    • 193 rooms
    • Arranged over 7 floors

Arriving/Leaving

    • Check-in start time: 4:00 PM; Check-in end time: midnight
    • Express check-out available
    • Minimum check-in age: 21
    • Check-out time is 11:00 AM

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

Required at check-in

    • Credit card required for incidental charges
    • Government-issued photo ID may be required
    • Minimum check-in age is 21

Children

    • Children's club*

Pets

    • Pets not allowed

Internet

    • Free WiFi in public areas
    • Free WiFi in rooms

Parking

    • Free onsite self parking

Other information

    • Smoke-free property

Property amenities

Food and drink

  • Free continental breakfast on weekday mornings 6:30 AM–9:00 AM
  • Restaurant
  • Bar/lounge
  • Room service (limited hours)
  • Snack bar/deli

Traveling with children

  • Children's club (surcharge)
  • Free water park access
  • Children's pool
  • Lazy river
  • Children's games
  • Toys
  • Lifeguard on site

What to do

  • Golf lessons nearby
  • Fishing nearby

Working away

  • 24-hour business center
  • Meeting rooms
  • Conference center (1453 square feet of space)

Services

  • 24-hour front desk
  • Laundry service
  • Free newspapers in lobby

Facilities

  • Built in 2002
  • ATM/banking
  • Safe-deposit box at front desk
  • Television in common areas
  • Fitness center
  • An indoor pool
  • Free water park
  • Arcade/game room
  • Lazy river
  • 2 hot tubs
  • Waterslide

Accessibility

  • Elevator
  • Assistive listening devices available

Room amenities

Be entertained

  • 32-inch flat-screen TV
  • Cable TV channels

Home comfort

  • Air conditioning
  • Coffee/tea maker
  • Iron/ironing board

Sleep well

  • Alarm clock
  • Crib/infant bed (surcharge)
  • Rollaway/extra bed (surcharge)
  • Bed sheets provided

Freshen up

  • Shower/tub combination
  • Hair dryer
  • Towels

Stay connected

  • Desk
  • Free newspapers
  • Free WiFi
  • Free local calls

Food and drink

  • Refrigerator
  • Microwave

More

  • Daily housekeeping
  • In-room safe
  • Connecting/adjoining rooms available

Special features

Dining

Tony Romas - This restaurant specializes in American cuisine and serves lunch and dinner. Guests can enjoy drinks at the bar.

Fees & policies

Refundable deposits

  • Deposit: USD 50.00 per stay

Renovations and closures

The following facilities are closed on Monday, Tuesday, and Wednesday:
  • Children's pool
  • Indoor pool
  • Hot tub

Children & extra beds

  • Cribs/infant beds are available for USD 5.0 per day
  • Rollaway beds are available for USD 10.0 per day
  • Children's club access is available for an extra charge

Policies

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.
This property accepts credit cards. Cash is not accepted.
Credit cards accepted: Visa, Mastercard, American Express, Discover

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

Is there a pool at Grand Harbor Resort and Waterpark?

Yes, there's an indoor pool and a children's pool.

Are pets allowed at Grand Harbor Resort and Waterpark?

Sorry, pets aren't allowed.

Is parking offered on site at Grand Harbor Resort and Waterpark?

Yes, there's free self parking.

What are the check-in and check-out times at Grand Harbor Resort and Waterpark?

Check-in start time: 4:00 PM; Check-in end time: midnight. Check-out time is 11:00 AM. Express check-out is available.

Is there an onsite casino at Grand Harbor Resort and Waterpark?

No, this hotel doesn't have a casino, but Diamond Jo Casino (6-min walk) and Q Casino (6-min drive) are both nearby.

What is there to do at Grand Harbor Resort and Waterpark and nearby?

Have fun with nearby activities such as fishing and practice your swing at the nearby golf course. Soothe your senses in one of the 2 hot tubs or make use of other amenities, which include a lazy river and a fitness center. Grand Harbor Resort and Waterpark also has an arcade.

Are there restaurants at or near Grand Harbor Resort and Waterpark?

Yes, Tony Romas offers American cuisine.

What's the area around Grand Harbor Resort and Waterpark like?

Grand Harbor Resort and Waterpark is located by the river, a short 1-minute walk from Mississippi River and 5 minutes' walk from Grand River Center. Travelers say this hotel is in a good location.

Have a question?

Get instant answers with AI powered search of property information and reviews.

Grand Harbor Resort and Waterpark Reviews

8.0

Very Good

8.0

Cleanliness

7.8

Amenities

8.6

Staff & service

7.4

Property conditions & facilities

What guests liked

  • Breakfast was great, with many reviewers praising its quality, variety, and taste. (44 reviews)
  • The on-site restaurant and nearby dining options, such as Tony Roma's and 7 Hilla Brewing Company, offered great food and convenient locations. (5 reviews)
  • Parking was convenient and plentiful with plenty of space available. (4 reviews)
AI Sparkle IconFrom real guest reviews summarized by AI.

Popular mentions

RoomWater parkService staffBreakfastChildrenViewArcadeRiverBedLocation

10/10 Exceptional

Fun stay, helpful staff
Elliot, 1-night trip

8/10 Very good

Room clean and staff courteous.
Brent, 1-night trip

10/10 Exceptional

Nice breakfast. To bad that the bar in the restaurant was closed.
Gregory J, 1-night trip

8/10 Very good

Staff was very nice, location is great.
Gail, 2-night trip

10/10 Exceptional

Everything was excellent. Room condition is also excellent.
SURYA SEKHAT, 2-night trip

10/10 Exceptional

Ez check in, decent continental breakfast, clean room
doug, 2-night trip

10/10 Exceptional

The room was clean and surprsingly quiet for the amount of kids. The kids had a blast at the waterpark. The waterpark needs a facelift and some repairs but it appeared they are working on updating parts of it. The breakfast was surprsingly good and exceeded expectstions compated to typical continental breakfasts. Would recommend!
Katie, 2-night trip

4/10 Fair

Staff was great, not great for couples, too many kids , very loud and chaotic, breakfast is impossible to get to, elevators need to be tripled
Alan and Darcey, 1-night trip

10/10 Exceptional

Great room!
Joyce, 1-night trip

10/10 Exceptional

Helpful staff.
Daniel, 1-night trip

8/10 Very good

Room was clean, staff was courteous, breakfast was good
Denise, 1-night trip

10/10 Exceptional

Justin at the front desk was great …our room had an extremely strong order he sent someone up to help with that
Jamie, 1-night trip

10/10 Exceptional

Very clean Extremely friendly staff Restaurant very handy for people that want to stay in for the evening.
Melba, 3-night trip

10/10 Exceptional

Very excellent stay
Nicholas, 2-night trip

8/10 Very good

Room was great, continental breakfast was good. Disappointed that the snack shack wasn't open anytime we went down to the pool even when a note on the window said what time they would open, 30 minutes later still no one there.
Heidi, 2-night trip

8/10 Very good

Clean room, friendly staff
Raymond, 1-night trip

10/10 Exceptional

Check in was great, very helpful & nice staff, breakfast was good, with healthy options.
Elizabeth, 1-night trip

10/10 Exceptional

The kids club is out of this world. Sonmuch to do and make. Its a kids wonderland anf not talked about enough. The waterpark is great too! Staff is all very nice.
Sonja, 1-night trip

10/10 Exceptional

Friendly staff in both hotel and waterpark areas. Clean rooms and breakfast foods were great. Will definitely stay again!!
Sarah, 1-night trip

8/10 Very good

Comfortable and nice breakfast!
Robin, 1-night trip

10/10 Exceptional

Clean quiet great view
Judith, 1-night trip

10/10 Exceptional

Beautiful hotel, fun waterpark for the whole family, great food!
Phillip, 1-night trip

10/10 Exceptional

Rapid and easy check in. Friendly person at desk. Bed is comfy.
Linda, 1-night trip

10/10 Exceptional

We were pleasantly surprised by the quality and variety of food served at the continental breakfast.
Deborah, 1-night trip

10/10 Exceptional

Pool and arcade was great for the kids.
Lacy, 1-night trip