JustTri

About the Event

The JustTri Youth Triathlon encourages youth to try something new while embracing a healthy lifestyle. It's an opportunity that impresses on them values like courage, discipline, determination and dedication. We hope they learn to love the journey and that it lasts a lifetime!

This year's race will be on Sunday, July 26 at Rock River Rapids Water Park in Derby, KS.

Age groups and distances:
7-10 years old
Swim: 50 meters
Bike: 3 miles
Run: ½ mile

11-14 years old
Swim: 100 meters
Bike: 6 miles
Run: 1 mile

Finisher medals for everyone who crosses the finish line, plus 1st place boys and girls of each age.

Packet Pickup
Saturday, July 25, 5-7pm at Rock River Rapids Open Shelter

Race Day
6-7am, Transition area open
7am, Racers report to pool area
7:30am, Race Start Time

Swim
- The swim will take place in the Rock River Rapids lap pool. Swimmers will be started one at a time every 20 seconds and swim in serpentine style course.
- The 7-10 age group will start at the South end of the lap pool and swim down once for 50 meters.
- The 11-14 age group will start at the North end of the lap pool and swim down and back once (100 meters)

Bike
- All cyclists must wear helmets and appropriate shoes (no open toe, sandals, etc.). The bike transition will exit on the West side of the parking lot, turning left on College Hill, then left on James street. Riders will continue east on James St. and make a right turn into High Park. Riders will remain on main access road through High Park until they reach the marked turnaround at which time they will head back to Rock River Rapids on the same route.
-The 7-10 age group will complete this loop one time for 3 miles
-The 11-14 age group will complete this loop two times for 6 miles

Run
- After they park their bike, runners will exit the transition area towards the East and proceed through the parking lot until they get to James St. where they will take a left. Runners will stay on the sidewalk for an out and back route.
-The 7-10 age group will reach a turnaround point after 1/4 mile
-The 11-14 age group will have a turnaround at the 1/2 mile mark

This race would not be possible without our sponsors. Thank you to our Presenting Sponsor, Bicycle Exchange!

Races Offered

JustTri 11-14 Years Old

Jul 26, 2026

straighten

Distance — JustTri 11-14 Years Old

terrain

Type — Multisports

timer

07:30

sell

$25.00

JustTri 7-10 Years Old

Jul 26, 2026

straighten

Distance — JustTri 7-10 Years Old

terrain

Type — Multisports

timer

07:30

sell

$25.00

Weather History

These values represent the 3-year monthly averages for July in Derby.

thermostat Temperature

22.0° / 32.0°

wb_sunny Feels like

22.6° / 33.1°

light_mode Avg sunshine hours

12h 31m

water_drop Avg rainfall

2.8 mm

ac_unit Avg snowfall

—

air Avg wind speed

13.5 km/h (Gentle breeze)

opacity Sweat loss rate

Very high

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

67.1%

wb_twilight Sunrise

06:21

nightlight Sunset

20:47

About Derby

Learn more about the host city, Derby.

Derby is a city in Derbyshire, England. Purportedly the UK's most 'central' city and promoted as a base for exploring the Peak District, this city of 260,000 people (2021) also boasts modern shopping facilities and a number of visitor attractions in and around the surrounding area.