Inside Out Sports Triathlon Club

Over 200 members strong

Inside Out Sports Triathlon Club

Over 200 members strong

“As a beginner triathlete, I had no idea how great it would be to be in a club with athletes of all levels. The experienced triathletes are so helpful! It’s also great to meet veteran and new members at social events and races! – Anne F.

Club News

Winter Indoor Rides

Indoor Trainer

Indoor Trainer Rides

Indoor rides Tuesdays and Thursdays evenings 6PM.  Please bring your own trainer.


Indoor rides Wednesday, 6PM.  Please bring your own trainer.

Weekend rides

We are looking for ride leaders to lead weekend rides in Cary and in North Raleigh. If you would like to lead a regular ride on Saturday or Sunday.  Please contact:


Kick-Off Party & Sponsor Expo

Triathlons have no balls v2

Kick-Off Party & Sponsor Expo

Sunday, February 21
Lonerider Brewery
Nestled between the Super Bowl and the NCAA Basketball Tournament is our annual Kick-Off Party & Sponsor Expo.This is your opportunity to start your Triathlon.

  • Meet your fellow club members
  • Find a training partner
  • Meet our Sponsors


  • We will have a ride in the morning – all speeds
  • We will  be serving lunch.
  • All adult attendees get two free Lonerider Beers
  • We will be taking a team photo
  • And of course we will have a few door prizes

To RSVP for the Kick-Off Party Click here
To RSVP for the Ride
Click here


2016 Registration - Now Open

Click Here

2016 IOSTC Focus Event: Triangle Sprint Tri








Beginner Program

Beginner Program

Beginner Program


Triathlon as a way of life!


To develop or enhance skills in strength, swimming, cycling, and running, in order to train and race in a safe, fun, and meaningful way.


  • USA Triathlon Certified Coaches, Jonathan and Kamden, as your dedicated coaches;
  • Periodized 12 week daily training plan leading up to race day;
    • 4 week daily training plan leading up to second race day
    • 4 week daily training plan leading up to final race day
    • Clinics including bike handling skills, nutrition, open water swimming, and transition;
    • Organized group rides;
    • Organized group track workouts and runs;
    • Organized group open water swim;
    • Socials to get to know other club members and training partners; and
    • SWAG nutrition and other goodies!!

For more details and Sign-up:

Program Starts February 22


Get on board for the 2016 season today!

Click Here

Club Calendar

Don’t take the winter off. We do plenty together!


Meet our Sponsors

Please support those who help and outfit us.


A Rich Tradition

The IOS Triathlon Club began over ten years ago and has been growing stronger ever since. Our bylaws and board structure are defined and proven, which helps our 200+ athletes govern the club.


Great Coaching

IOSTC is supported by the best coaches in North Carolina. If you are looking for help training, you’ve come to the right place.

Social Activities

We train hard, we play hard and we eat well. IOSTC knows that relaxing during social downtime and getting to know like-minded athletes helps us all succeed in triathlon and beyond.

Retail Partner

Members earn points towards cool swag provided by our title sponsor, InsideOut Sports.

Sponsors and Partners