Avg. for November
Select dates to see prices and availability
Avg. for November
Nightly prices at Grand Harbor Resort average $107 in April, the cheapest month, and $187 in July, the most expensive, based on the last 12 months.
| Month | Average price |
|---|---|
| January | $118 |
| February | $114 |
| March | $125 |
| April | $107 |
| May | $130 |
| June | $171 |
| July | $187 |
| August | $170 |
| September | $128 |
| October | $131 |
| November | $114 |
| December | $125 |
Most expensive: July (~$187)
Cheapest: April (~$107)
Parking
Restaurant
Swimming pool
Non-Smoking Rooms
Business Center
Room Service
Mississippi River (0.1 miles)
Mississippi Riverwalk (0.1 miles)
Grand River Center (0.2 miles)
Grand Harbor Resort and Waterpark (0.3 miles)
Port of Dubuque Marina (0.3 miles)
Diamond Jo Casino (0.3 miles)
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Room details
Sleeps 4
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Room details
Sleeps 4
Room details
Sleeps 4
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Room details
Sleeps 4
Based on 1,225 verified reviews
AI-generated summary based on recent guest reviews
At Grand Harbor Resort and Waterpark, travelers praise the riverfront setting and helpful staff, while feedback is mixed on aging facilities and upkeep, with the indoor waterpark and arcade described as fun for kids but worn and sometimes partially closed.
Read moreWas this helpful?
Christi
3 weeks ago
·
Stayed 2 nights
Jeanne
4 weeks ago
·
Stayed 1 night
Josh
Sep 28, 2026
·
Stayed 1 night
deshane
Sep 27, 2026
·
Stayed 2 nights
Gary
Sep 27, 2026
·
Stayed 2 nights
Check-in
Check-out
From 15:00 to 00:00
Before 12:00
Yes, free self-parking is available on-site.
A complimentary continental breakfast is served on weekdays from 6:30 AM to 9:00 AM.
Check-in is from 3:00 PM, and check-out is until 12:00 PM. Early or late check-in/check-out may be available upon request.
The property features step-free entrances, wheelchair-accessible facilities in public areas, and accessible rooms. Elevators are available for easy access to different floors.
The hotel is centrally located in Dubuque, within a 10-minute walk of the Diamond Jo Casino and the National Mississippi River Museum and Aquarium. It is just 0.1 miles from the Mississippi River and the Mississippi Riverwalk.
Yes, the hotel features a water park and a lazy river. However, the indoor pool, children's pool, and hot tub are closed on Monday, Tuesday, and Wednesday.
Yes, children are welcome at the hotel. There is no minimum age for children to stay for free.
Cribs are available for a fee of USD 5.00 per day, and rollaway beds can be requested for USD 10.00 per day. Advance request or confirmation may be required.
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Instant AI responses are based on hotel information
Over the next 60–90 days, room rates at Grand Harbor Resort in Dubuque typically land around $132 a night for two guests, ranging from $122 to $215.
Demand at Grand Harbor Resort in Dubuque peaks in March and drops noticeably afterward; May is the quietest month for crowds and easier availability. Plan for early autumn or late spring for generally lighter foot traffic.
April is the cheapest month to stay at Grand Harbor Resort in Dubuque, averaging about $137 a night; July is the priciest, averaging $211. April’s lower rates come despite May being the quietest month for crowds, so the quietest and the cheapest months don’t match.
The Grand Harbor Resort in Dubuque sits near the Mississippi River and Mississippi Riverwalk and is a short trip to the National Mississippi River Museum and Aquarium, making it convenient for sightseeing. The property caters mainly to families and couples and also suits business travelers visiting the nearby Grand River Center.
The current price at Grand Harbor Resort in Dubuque is $121 per night for 2 guests, which is low for this hotel: about 10% below its $138 average over the last 60 days. Most nights over that period fell between $100 and $294.
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Cheaper
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Average nightly price across deals, with taxes & fees.
Prices in USD for 2 guests, updated daily.