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Mighty Mo Run

Fri September 12 - Sun September 14, 2025 Sioux City, IA 51101 US Directions

Events

Sioux City Mighty Mo Half Marathon

$70 09/14 7:00AM CDT - 12:00PM CDT Price increases after June 27, 2025 at 11:59pm CDT

Sioux City Mighty Mo 10K

$35 09/13 7:30AM CDT - 10:00AM CDT Price increases after June 27, 2025 at 11:59pm CDT

Sioux City Mighty Mo 5K

$30 09/12 6:30PM CDT - 8:00PM CDT Price increases after June 27, 2025 at 11:59pm CDT

1K Kid's Run

$10 09/13 9:30AM CDT - 10:00AM CDT Registration ends September 13, 2025 at 11:59pm CDT

The "STOOGE" Run ALL 3 Days Races

$130 09/12 - 09/14 6:30PM CDT - 1:00PM CDT Registration Opens May 14, 2025 at 5:43pm CDT

Race Website

Additional race information can be found at http://www.mightymorun.com.

Place

Siouxland Expo Center
550 Expo Center Drive
Sioux City, IA US 51101

Description

Sioux City, Iowa's Premier Running Event.  Featuring a Kids Run, 5K, 10K, and 1/2 Marathon, with all new awards!   All courses will be Flat, Fast & Fun!  Starting and Finishing at the Siouxland Expo Center and continuing on the Missouri River Trail next to it.  Proceeds will help support the efforts of the H.A.R.T. Program.  Helping Athlete's Run & Train.  The 1/2 Marathon will have an updated course because of the flooding on the Big Sioux and Missouri River in 2024.  The FULL Marathon has again been cancelled to the reconstruction on the course.  The Marathon will be back in 2026 as a 3 State Marathon.  Mother Nature and the State of Iowa has spoken on the river.  

Race Contact Info

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Directions

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