20 Bridges Manhattan Island Swim takes place on Sat, Aug 29, 2026 in New York, United States. The main route is 45.9 km.
- Date
- Sat, Aug 29, 2026
- Start
- New York 🇺🇸
- Distance
- 45.9 km
- Level
- Open to all
The 20 Bridges Swim Around Manhattan is a 28.5-mile (45.9-kilometer) open water circumnavigation swim around Manhattan Island in New York.
Official event pageWhat this race demands
This 45.9-kilometer open water swim around Manhattan Island requires exceptional endurance to sustain continuous swimming over an extended duration.
Extended Endurance
The 45.9-kilometer distance demands a high level of aerobic conditioning and muscular stamina to maintain forward progress for many hours.
Open Water Resilience
Circumnavigating Manhattan Island in open water conditions requires mental toughness and the ability to manage fatigue without structured rest periods.
Given the prolonged duration of a swim of this distance, athletes should consume 60 to 90 grams of carbohydrates per hour through liquid feeds or approved nutritional support to maintain energy levels.
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