7 of the Biggest Oktoberfest Festivals in the U.S. 1 Leavenworth, Washington. 2 Denver, Colorado. 3 La Crosse, Wisconsin. 4 Fredericksburg, Texas Related Articles.

Ain prost! To life! With high spirits and merry music, Symphoria begins its 11th season with a nod to the traditions of Oktoberfest, a late September event for people of all ages.