Portage Marina Boat Ramp provides public access to the Little Calumet River with 135 slips available for boat launching and docking, located at 1200 Marina Way in Portage.

The facility offers essential amenities including restrooms, parking, and water access suitable for both motorboats and paddling craft, with dock depths of 14 feet accommodating vessels up to 250 feet in length.

The marina operates seasonally from April 1st through October 31st and serves as a gateway for paddlers exploring the East Branch Little Calumet Water Trail and Portage Lakefront paddling routes.