Midwest Triathlon Series
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Midwest Triathlon Series

Shawnee, Kansas, United States View on map
Jul 26, 2026 – Aug 08, 2026 (America/Chicago local time)
Running

About this race

The Midwest Triathlon Series brings together three of the region’s most respected and athlete-favorite events for a true test of consistency, grit, and endurance. Held over three consecutive weekends, the series challenges athletes to race back-to-back-to-back while experiencing the best multisport venues the Midwest has to offer.

The series includes:

Matt Mason Memorial Cowboy Up Triathlon on Sunday, July 26th
Shawnee Mission Triathlon & Duathlon on Sunday, August 2nd
Kill Creek Park Triathlon, Duathlon, Aquabike, & Aquathlon on Saturday, August 8th 

*To be eligible for the Midwest Triathlon Series, participants must be registered for all three races within the series.

Designed for both seasoned competitors and motivated first-timers, the Midwest Triathlon Series rewards athletes who show up, dig deep, and race strong weekend after weekend. Complete all three events to earn series recognition and exclusive series swag while becoming part of a community that celebrates perseverance, sportsmanship, and Midwest pride.

Race three weekends. One series. Endless bragging rights.

Registration Note:
Athletes participating in the series must register for each race individually. Registration for the series does not include entry into the individual races, and athletes are responsible for completing separate registrations for all series events.

Pick your distance

Running

Midwest Triathlon Series

Eligibility for the Midwest Triathlon Series requires separate registration for all three individual races included in the series.

Jul 26, 2026 Midwest Triathlon Series 7:00 AM
$15.00
Closed

Typical race-day weather

Based on 2 years of Open-Meteo archive data for this event's race dates in Shawnee, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 22.0° / Maximum temperature (race-week average) 31.1°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 22.0° / Maximum feels like — heat index / wind chill (race-week average) 39.7°
Peak wind (km/h)
Strongest wind of the day (race-week average)
16.5
Precip (mm)
Precipitation over the day (race-week average)
6.4mm
Humidity
Mean relative humidity (race-week average)
73.8%
Sunrise
Sunrise at the start line on July 26, 2026 (CDT)
Sunset
Sunset at the start line on July 26, 2026 (CDT)
Daylight
Hours between sunrise and sunset on race day
14h 21m

The sun rises at 6:14 AM and sets at 8:36 PM local time (CDT) in Shawnee on July 26, 2026 — 14h 21m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 5 Shawnee events

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