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Triathlon Swim Distances
The swim distances for the various triathlon distances are below. You can also check out our triathlon training programs. If you’re looking for swim gear, check out our top swim goggles, top wetsuits, and top swimskins.
Sprint Triathlon swim distances will vary but the usual distance will be ¼ mile or approximately 500 yards / 400 meters.
Olympic and International Triathlon swim distance is 0.93 miles, which is 1.5km, or approximately 1,700 yards.
Half Ironman Triathlon swim distance is 1.2 miles or approximately 2,000 yards.
Ironman Distance Triathlon swim distance is 2.4 miles or approximately 4,000 yards.
Pool Miles, Yards, and Length Distances
The conversions are below for miles, yards, and lengths. You can also view our swim workouts here.
25 Yard pool (Short Course)
| Miles and Triathlon Distance | Yards | Lengths |
| 25 yards (from wall to wall) | 1 length | |
| 50 yards | 2 lengths | |
| 100 yds | 4 lengths | |
| ¼ mile (Sprint Distance) | about 500 yards | 20 lengths |
| ½ mile | about 800 yards | 32 lengths |
| 1 mile(Olympic Distance) | about 1700 yards | 68 lengths |
| 1.2 miles(Half Ironman Distance) | about 2000 yards | 80 lengths |
| 2.4 miles (Ironman Distance) | about 4000 yards | 160 lengths |
50 Meter Pool (Olympic Size)
| Miles and Triathlon Distance | Meters | Lengths |
| 50 meters (from wall to wall) | 1 length | |
| 100 meters | 2 lengths | |
| ¼ mile (Sprint Distance) | about 400 meters | 8 lengths |
| ½ mile | about 800 meters | 16 lengths |
| 1 mile(Olympic Distance) | about 1700 meters | 30 lengths |
| 1.2 miles(Half Ironman Distance) | about 2000 meters | 40 lengths |
| 2.4 miles (Ironman Distance) | about 4000 meters | 80 lengths |
How many laps in a pool is a mile?
In a 25 yard pool, one mile is 68 lengths or laps of the pool in a 25 yard pool. In Olympic size pools (50 meters), one mile is around 30 lengths or laps.
How many laps is 1.2 miles swimming?
1.2 Miles is the length of the Half Ironman swim distance. In a 25 yard pool, 1.2 miles is around 2000 yards or 80 lengths/maps. In an Olympic size pool it’s around 40 laps/lengths.
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