Sioux City Events in September

Events in September in Sioux City

Here’s your guide to all the happening concerts, festivals and events in September 2026 in Sioux City. Catch the best of everything that your city has to offer here. Right from the flea market events to all the festivals; the September 2026 events in Sioux City is all curated and sorted for you. Get going, buy your tickets and register to all the fun and exciting events already!

Events in September in Sioux City

Fri, 11 Sep, 2026 - 12:00 PM

FREE Sioux City Home Show, September 2026

Sioux City Convention Center

Newly Added

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Free
Sat, 05 Sep, 2026 - 07:00 AM

Jon Lenz memorial & mental health awareness.

Sioux City, IA

12+ Interested

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FAQs

What are the top free Events in September happening in Sioux City?

Here are the top free Events in September in Sioux City:

FREE Sioux City Home Show, September 2026 is happening on Fri 11 Sep 2026 from 12:00 PM onwards at Sioux City Convention Center

What are the top Events in September happening in Sioux City?

Here are the top Events in September in Sioux City:

FREE Sioux City Home Show, September 2026 is happening on Fri 11 Sep 2026 from 12:00 PM onwards at Sioux City Convention Center
Jon Lenz memorial & mental health awareness. is happening on Sat 05 Sep 2026 from 7:00 AM onwards at Sioux City, IA