They compete within age groups of five years: 19-24, 25–29, 30–34, 35–39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85-89, 90-94, 95-99, and 100+.
U.S. Masters Swimming
United States Masters Swimming is the governing body of masters swimming in the United States, sponsoring competition at all levels both in the pool and in the open water. In addition, it sponsors programs for non-competitive "fitness" swimmers who train primarily for the health benefits that the activity offers to the aging athlete.
Masters Swimming Canada
Masters Swimming Canada is the governing body of Masters Swimming in Canada, listing swim clubs, competitions and provincial master swim associations.
- U.S. Master Swimming
- Open Water Swimming
- Marathon Swimming
- It's Miller Time At U.S. Masters Swimming
- Why We Love Masters Swimming Workouts
- Abe Rogers Coaching In Real Time And By The Phone
- How Baby Boomers Will Affect Open Water Swimming
- Competing At The Highest Echelon
- Anthony McCarley Taking It To Another Level
- The Origins Of The Hour Postal Swim
- The Legendary Laura Val Rethinks What Is Possible
- Ricardo Valdivia Wins Age-Group Hour Championship
- Andrew Chamberline Takes The Challenge In Open Water