We are nestled in the beautiful bluffs of Grafton, Illinois and the confluence of the Mighty Mississippi River and Illinois Rivers. 

By vehicle you can take the Great River Road (Route 100) 13 miles west of the Lewis and Clark Bridge in Alton, Illinois. 

You may also choose to take the Grafton Ferry across the river from Historic St. Charles.

215 West Water Street
P.O. Box 429
Grafton, IL 62037

graftonharbor@grafton-il.net
bigkahuna@gtec.com
Winery & Marina: 618-786-PORT (7678)
The Big Kahuna: 618-786-HULA (4852)
Fax: 618-786-2759

Sunday - Thursday: 11 a.m. - 10 p.m.
Friday: 11 a.m. - 1 a.m.
Saturday: 11 a.m. - 2 a.m.

To contact us, you may use the above information or simply fill out the form below: