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Marina Amenities

Located on Mile Marker 0 of the Illinois River and the confluence of the Mississippi and Illinois Rivers, Grafton Harbor’s quest is to make your boating experience the finest! 

Offering 151 covered slips and over 52 uncovered slips Grafton Harbor can accommodate boats of all sizes.Our Personal Water Craft Ports give your jet skis fast accessibility to the water. Their in-line rollers make launching easy and convenient. 

Grafton Harbor offers a host of resort amenities to suit your individual needs. Whether you stay with us for a day or a year, there are multitudes of activities and conveniences at Grafton Harbor or close by, to make your stay comfortable.

Resort Amenities
Concierge Level Dock Services Floating Pool
12 Person Floating Hot Tub Private Bathroom Suites
Gated Spacious Concrete Walkways Ship’s Store
General Store Gift Shop
High Speed Diesel and Gas Pumps Floating Breakwater
PWC Dockage No Personal Property Tax in Illinois
Picnic Area Big Kahuna Floating Restaurant and Bar
Floating Winery Security Camera Protected

Virtual Tour


Anchor Rating
We are a 5 anchor marina.

Slips Offer
Slip Side Sanitary Pump-out High Speed Internet Access
Satelite TV Phone
Water Electric
Slip Rates

2017 Slip Lease Rates

28'L x 14W x 14H $2,730
34'L x 14W x 16H $3,310
36'L x 14W x 16H $3,504
40'L x 16W x 18H $3,893
44'L x 18W x 20H $4,283
48'L x 18W x 20H $4,672
54'L x 18W x 22H $5,256
60'L x 18W x 22H $5,840

Phone 1-618-786-7678 | Fax 1-618-786-2759
215 West Water Street | Grafton, Illinois 62037

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