Sioux Rapids hosts its "Tall Corn Days" festival every year near the end of July. In the past, this has included a parade, street dance, sweet corn feed, a 5k run/walk, and various sports tournaments.
The town is home to several churches, including Catholic, Lutheran, Baptist, and Methodist denominations.
Sioux Rapids also has an historical museum, a swimming pool, an American Legion Post, a community center, and various local businesses.