Overview
Compete in IRONMAN 70.3 Muskoka with a beautiful swim in Peninsula Lake, a hilly bike through Ontario’s Muskoka region, and a scenic run along wooded trails.
Race categories
113K
IRONMAN 70.3
- Schedule
Friday, July 3, 2026
2 p.m. · 7 p.m. · The Official IRONMAN Store · Canada Summit Centre Jack Bionda Arena 2 p.m. · 7 p.m. · IRONMAN Village · Canada Summit Centre Jack Bionda Arena 2 p.m. · 7 p.m. · Athlete Check-In · Canada Summit Centre Jack Bionda ArenaSaturday, July 4, 2026
9:30 a.m. · 10 a.m. · Egg Farmers of Ontario IRONKIDS Run Registration · FINISH LINE - Canada Summit Centre 10 a.m. · Egg Farmers of Ontario IRONKIDS Run · FINISH LINE - Canada Summit Centre 1030 a.m. · 5 p.m. · Athlete Check-In · Canada Summit Centre - Jack Bionda Arena 1030 a.m. · 5 p.m. · The Official IRONMAN Store · Canada Summit Centre - Jack Bionda Arena 1030 a.m. · 5 p.m. · IRONMAN Village · Canada Summit Centre - Jack Bionda Arena 11 a.m. · 5 p.m. · MANDATORY BIKE CHECK-IN · Canada Summit Centre - Main Parking Lot 12 p.m. · 3 p.m. · Athlete Information/Questions · FINISH LINE - Canada Summit CentreSunday, July 5, 2026
5:00 a.m. · 6:45am · Transition Zone Opens · Canada Summit Centre - Main Parking Lot 6:00 a.m. · 7:30am · Morning Clothes Gear Drop Off · Swim Start - Camp Kitchen Beach 7 a.m. · Triathlon START · Swim Start - Camp Kitchen Beach 10 a.m. · 3 p.m. · The Official IRONMAN Store · Canada Summit Centre - Jack Bionda Arena 10 a.m. · 3 p.m. · IRONMAN Village · Canada Summit Centre - Jack Bionda Arena 11 a.m. · 5:00 p.m. · Athlete Post Race Food · Canada Summit Centre - Jack Bionda Arena 11 a.m. · 5 p.m. · Morning Clothes Gear Pick Up · Canada Summit Centre - Jack Bionda Arena 3 p.m. · 4 p.m. · 2026 IRONMAN 70.3 World Championship Slot Allocation · Canada Summit Centre - Jack Bionda Arena 3 p.m. · Awards & IRONMAN 70.3 World Championship Rolldown · Canada Summit Centre - Jack Bionda Arena- Route
Swim
Lake
Bike
Rolling
Run
Hilly
Swim course
Full swim course description coming soon.Bike course
Full bike course description coming soon.
Update history
3 Oct 2026
Venue changed: Huntsville, ON, Canada → IRONMAN 70.3 Muskoka, Huntsville
3 Oct 2026
Time changed: 18 July at 0:00 → 18 July at 4:00
IRONMAN 70.3 Muskoka
Sun, 18 Jul 2027