I-35 Challenge

Kansas City, MO & Des Moines, IA, Kansas City MO

Saturday, October 18th, 2025

🏃‍♂️ I-35 Challenge Overview

The I-35 Challenge is a partnership between the Garmin Kansas City Marathon and IMT Des Moines Marathon, offering the challenge of completing both races on concurrent weekends.

🎯 Participation Options

Participants can do any of the following combinations of events to complete the I-35 Challenge:

Marathon in Kansas City: and Marathon in Des Moines
Marathon in Kansas City: and Half Marathon in Des Moines
Half Marathon in Kansas City: and Marathon in Des Moines
Half Marathon in Kansas City: and Half Marathon in Des Moines

📅 Event Details

Date: 2025-10-18

Location: Kansas City, MO & Des Moines, IA

🔗 More Information

For further details about the race, visit: I-35 Challenge Race Page.

Starting Line Map

Coaching

Race Strong, Smart & Healthy with Online or In-Person Coaching!

Suggested Races

Heroes for Hospice 5K Run/Walk

Overland Park, KS

Saturday, June 7th, 2025

View details for race Heroes for Hospice 5K Run/Walk

Spooky Sprint - Kansas City

Lee's Summit, MO

Saturday, October 25th, 2025

1 Mile

10K

Half

View details for race Spooky Sprint - Kansas City

Run for Paws 5K - Benefiting the Lantz Tucker M...

Olathe, KS

Saturday, October 11th, 2025

View details for race Run for Paws 5K - Benefiting the Lantz Tucker Memorial Fund

Midwest Greater Kansas City Half Marathon, 10K ...

Overland Park, KS

Sunday, May 18th, 2025

Half

10K

1 Mile

View details for race Midwest Greater Kansas City Half Marathon, 10K & 5K

DoNot Stop Half Marathon (5k/10k) - Kansas City

Shawnee, KS

Saturday, April 19th, 2025

10K

1 Mile

Half

View details for race DoNot Stop Half Marathon (5k/10k) - Kansas City

DoNot Stop Half Marathon (5k/10k) - Kansas City

Kansas City, MO

Saturday, April 19th, 2025

10K

1 Mile

Half

View details for race DoNot Stop Half Marathon (5k/10k) - Kansas City

Nolan Davidson Champions Run

Kansas City, KS

Saturday, December 6th, 2025

10K

1 Mile

View details for race Nolan Davidson Champions Run

Village Shalom Father's Day Run

Overland Park, KS

Sunday, June 15th, 2025

10K

View details for race Village Shalom Father's Day Run

Merriam Turkey Creek Festival 5K Run, Walk & Yo...

Merriam, KS

Saturday, May 17th, 2025

View details for race Merriam Turkey Creek Festival 5K Run, Walk & Youth Sprint

Myasthenia Gravis Association's Triple Crown Sh...

Leawood, KS

Sunday, May 18th, 2025

1 Mile

View details for race Myasthenia Gravis Association's Triple Crown Showdown 5k

Candy Cane Course- Lee's Summit

Lee's Summit, MO

Saturday, December 20th, 2025

1 Mile

12K

View details for race Candy Cane Course- Lee's Summit

Cinco De Mayo Run: Against All Odds KANSAS CITY

Kansas City, MO

Saturday, May 3rd, 2025

10K

Half

1 Mile

View details for race Cinco De Mayo Run: Against All Odds KANSAS CITY

Smithville CIA 5K and Family Fun Run

Smithville, MO

Saturday, September 13th, 2025

1 Mile

View details for race Smithville CIA 5K and Family Fun Run

Tower 2 Tower 5K

Lenexa, KS

Saturday, May 3rd, 2025

View details for race Tower 2 Tower 5K

Talk 2 Me 5K Run/Walk At Shawnee Mission Park S...

Shawnee Mission, KS

Saturday, November 29th, 2025

View details for race Talk 2 Me 5K Run/Walk At Shawnee Mission Park Shelter 1

Going the Distance for Brain Injury Memorial Da...

Kansas City, MO

Monday, May 26th, 2025

10K

View details for race Going the Distance for Brain Injury Memorial Day Run

Go Girl Run | Kansas City, MO

Overland Park, KS

Friday, May 9th, 2025

Half

View details for race Go Girl Run | Kansas City, MO

KC Metro Mile Championship

Kansas City, MO

Thursday, June 12th, 2025

1 Mile

View details for race KC Metro Mile Championship

Muddy Dash | Kansas City | June 21st

Grain Valley, MO

Saturday, June 21st, 2025

View details for race Muddy Dash | Kansas City | June 21st

Brandon Russell's Flash Dash

North Kansas City, MO

Saturday, May 17th, 2025

1 Mile

View details for race Brandon Russell's Flash Dash