Family owned and operated for over 37 years. Visit us for all your boating and water sport activities. Offering quality products, with superior service. Conveniently located along the Missouri River at American Creek Marina.

Store Hours:

Summer Hours
Monday – Friday 8:00 am to 5:30 pm
Saturday   – 8:00 am to 11:30 am

Winter Hours
Monday – Friday 9:00 am to 5:00 pm

Mailing Address:

Swenson Bros. Marine, PO Box 118 Chamberlain, SD 57325


Swenson Bros. Marine, 303 E. Glen Chamberlain, SD 57325