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I-35 Challenge

Sat October 17 - Sun October 18 2026

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I-35 Challenge

Sat October 17 - Sun October 18, 2026

Kansas City, MO 64108 US

I-35 Challenge - Kansas City Marathon & Des Moines Marathon

Garmin Kansas City Marathon - Marathon Registration
IMT Des Moines Marathon - Marathon Registration

Event Dates:: Saturday October 17, 2026 - Sunday October 18, 2026
Start Time:: 7:00am CDT
End Time:: 8:00am CDT

Price:: $254.00 Race Fee + $13.70 SignUp Fee
Registration:: Price increases to $264.00 after March 8, 2026 at 11:59pm CDT

Registration Starting	Registration Ending	Price
December 31, 2025, 12:00am CST	March 8, 2026, 11:59pm CDT	$254.00 Race Fee + $13.70 SignUp Fee
March 9, 2026, 12:00am CDT	April 26, 2026, 11:59pm CDT	$264.00 Race Fee + $14.20 SignUp Fee
April 27, 2026, 12:00am CDT	May 31, 2026, 11:59pm CDT	$279.00 Race Fee + $14.95 SignUp Fee
June 1, 2026, 12:00am CDT	July 26, 2026, 11:59pm CDT	$294.00 Race Fee + $15.70 SignUp Fee
July 27, 2026, 12:00am CDT	September 15, 2026, 11:59pm CDT	$309.00 Race Fee + $16.45 SignUp Fee
September 16, 2026, 12:00am CDT	September 27, 2026, 11:59pm CDT	$319.00 Race Fee + $16.95 SignUp Fee
September 28, 2026, 12:00am CDT	October 11, 2026, 11:59pm CDT	$329.00 Race Fee + $17.45 SignUp Fee

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I-35 Challenge - Kansas City Marathon & Des Moines Half Marathon

Garmin Kansas City Marathon - Marathon Registration
IMT Des Moines Marathon - Half Marathon Registration

Event Dates:: Saturday October 17, 2026 - Sunday October 18, 2026
Start Time:: 7:00am CDT
End Time:: 8:00am CDT

Price:: $234.00 Race Fee + $15.04 SignUp Fee
Registration:: Price increases to $244.00 after March 8, 2026 at 11:59pm CDT

Registration Starting	Registration Ending	Price
December 31, 2025, 12:00am CST	March 8, 2026, 11:59pm CDT	$234.00 Race Fee + $15.04 SignUp Fee
March 9, 2026, 12:00am CDT	April 26, 2026, 11:59pm CDT	$244.00 Race Fee + $15.64 SignUp Fee
April 27, 2026, 12:00am CDT	May 31, 2026, 11:59pm CDT	$259.00 Race Fee + $13.95 SignUp Fee
June 1, 2026, 12:00am CDT	July 26, 2026, 11:59pm CDT	$269.00 Race Fee + $14.45 SignUp Fee
July 27, 2026, 12:00am CDT	September 15, 2026, 11:59pm CDT	$284.00 Race Fee + $15.20 SignUp Fee
September 16, 2026, 12:00am CDT	September 27, 2026, 11:59pm CDT	$294.00 Race Fee + $15.70 SignUp Fee
September 28, 2026, 12:00am CDT	October 11, 2026, 11:59pm CDT	$304.00 Race Fee + $16.20 SignUp Fee

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I-35 Challenge - Kansas City Half Marathon & Des Moines Marathon

Garmin Kansas City Marathon - Half Marathon Registration
IMT Des Moines Marathon - Marathon Registration

Event Dates:: Saturday October 17, 2026 - Sunday October 18, 2026
Start Time:: 7:00am CDT
End Time:: 8:00am CDT

Price:: $234.00 Race Fee + $15.04 SignUp Fee
Registration:: Price increases to $244.00 after March 8, 2026 at 11:59pm CDT

Registration Starting	Registration Ending	Price
December 31, 2025, 12:00am CST	March 8, 2026, 11:59pm CDT	$234.00 Race Fee + $15.04 SignUp Fee
March 9, 2026, 12:00am CDT	April 26, 2026, 11:59pm CDT	$244.00 Race Fee + $15.64 SignUp Fee
April 27, 2026, 12:00am CDT	May 31, 2026, 11:59pm CDT	$259.00 Race Fee + $13.95 SignUp Fee
June 1, 2026, 12:00am CDT	July 26, 2026, 11:59pm CDT	$274.00 Race Fee + $14.70 SignUp Fee
July 27, 2026, 12:00am CDT	September 15, 2026, 11:59pm CDT	$289.00 Race Fee + $15.45 SignUp Fee
September 16, 2026, 12:00am CDT	September 27, 2026, 11:59pm CDT	$299.00 Race Fee + $15.95 SignUp Fee
September 28, 2026, 12:00am CDT	October 11, 2026, 11:59pm CDT	$309.00 Race Fee + $16.45 SignUp Fee

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I-35 Challenge - Kansas City Half Marathon & Des Moines Half Marathon

Garmin Kansas City Marathon - Half Marathon Registration
IMT Des Moines Marathon - Half Marathon Registration

Event Dates:: Saturday October 17, 2026 - Sunday October 18, 2026
Start Time:: 7:00am CDT
End Time:: 8:00am CDT

Price:: $214.00 Race Fee + $13.84 SignUp Fee
Registration:: Price increases to $224.00 after March 8, 2026 at 11:59pm CDT

Registration Starting	Registration Ending	Price
December 31, 2025, 12:00am CST	March 8, 2026, 11:59pm CDT	$214.00 Race Fee + $13.84 SignUp Fee
March 9, 2026, 12:00am CDT	April 26, 2026, 11:59pm CDT	$224.00 Race Fee + $14.44 SignUp Fee
April 27, 2026, 12:00am CDT	May 31, 2026, 11:59pm CDT	$239.00 Race Fee + $15.34 SignUp Fee
June 1, 2026, 12:00am CDT	July 26, 2026, 11:59pm CDT	$249.00 Race Fee + $15.94 SignUp Fee
July 27, 2026, 12:00am CDT	September 15, 2026, 11:59pm CDT	$264.00 Race Fee + $14.20 SignUp Fee
September 16, 2026, 12:00am CDT	September 27, 2026, 11:59pm CDT	$274.00 Race Fee + $14.70 SignUp Fee
September 28, 2026, 12:00am CDT	October 11, 2026, 11:59pm CDT	$284.00 Race Fee + $15.20 SignUp Fee

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I-35 Challenge ONLY (already signed up for KC and Des Moines)

Event Dates:: Saturday October 17, 2026 - Sunday October 18, 2026
Start Time:: 7:00am CDT
End Time:: 8:00am CDT

Price:: $35.00 Race Fee + $3.10 SignUp Fee
Registration:: Registration ends October 17, 2026 at 8:00pm CDT

Registration Starting	Registration Ending	Price
December 31, 2025, 12:00am CST	October 17, 2026, 8:00pm CDT	$35.00 Race Fee + $3.10 SignUp Fee

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