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Holton Arms

7303 River Rd

Bethesda, MD 20817

Holton Arms only offers a year-round Competitive Program. 

This program feeds into American University,

Competitive Team

Please contact the appropriate Coach below for a tryout before Registration.


Practice Times


Practice Times



2019 - 2020


Contact Holton Arms

If you have any questions regarding tryouts or program information 

please contact Head Coach Mary Dowling.

Contact Holton

Coaching Staff

Mary Dowling

Head Coach - Bronze 1 & 2

[email protected]

Mary Dowling returned to the coaching staff in 2006. She has been Head Coach of the Holton Arms site since 2012. Mary swam for the Club for 13 years. She was a member of the Club's 1993 National Championship Team and swam in the 1992 Olympic Trials. She received a top 20 World Ranking in the 1500 freestyle in 1991. Mary also swam at Villanova University where she won nine events at the Big East Championships and was named Big East Outstanding Female Swimmer of the Year. Mary held the Big East record in the 500 free and the Villanova records in the 200, 500, 1000 and 1650 freestyles. Mary has been inducted into the Villanova Wall of Honor and the Villanova Varsity Club Hall of Fame.