Northern Virginia's #1 Triathlon Store,

Scientific Testing & Coaching Center,
Carbon & Custom Bike Shop



SPORTFIT LAB in Herndon, Virginia, is the premier triathlon shop and performance center in Northern Virginia, providing a full range of training services and products to suit any athlete, whether you are a triathlete, runner, bicyclist, or swimmer.

Customer Service Expertise
With more than 35 years of experience, we offer a level of personal attention and expertise unmatched in the region. SPORTFIT LAB is our passion and we are dedicated to offering the assistance you need to achieve your sports, fitness, and lifestyle goals.

A Personal Program for Every Athlete
Whether a complete beginner or experienced competitor, no two athletes are alike, and no two SPORTFIT programs are, either.  We use scientific fitness assessments to develop personalized training programs that meet your individual needs.  We teach you techniques for training and racing, and monitor your progress whether you're training for your first race, or your 10th Ironman event.  We understand busy lifestyles, and tailor each program to fit around your preferred training schedule, work schedule, and family schedule.

The Best Equipment and Gear with Personal Guidance
Our fully-equipped Bike and Triathlon Shop provides solutions for all your training and racing needs.  Take advantage of our "Fit-Before-You-Buy" bike fitting service to purchase the best bike for your budget and fitness level.  Equip your bike with the best seat with our Bike Seat Demo Program, or the latest wheels and other parts.  Try on the best triathlon clothing, shoes, wetsuits, helmets, hydration systems, and accessories.  We'll help you find the right product for your level and style -- and offer the best prices you can find!

Bike Repairs and Maintenance
Our Maintenance Director, Richard Peck (a.k.a. The Bike Rover), offers complete bike building, repair, and maintenance services, here at Sportfit Lab -- and also ON THE ROAD.  We can pick up your bike and keep it in perfect working condition, or upgrade it with the latest components, parts, wheels, or accessories.

Contact us for more information about our comprehensive multisport services.

Come visit our Online store



Douglas Baumgarten, M.S.

• Harvard University Graduate with Master's Degree in Exercise Science
• American College of Sports Medicine (ACSM) Health/Fitness Director Certified
• National Academy of Sports Medicine Certified Performance Enhancement Specialist
• Certified Medical Exercise Specialist
• MSBL baseball All-Star
• Championship Fastpitch Softball Official
• Schwinn Certified Cycling Instructor
• Adjunct Professor, Health and Human Performance, Marymount University

• Fit Institute Slow Twitch (F.I.S.T.) Certified Triathlon Bike Fitter
• Serotta International Cycling Institute (SICI) Certified Bike Fitter
• International Bike Fitting Institute Level 3 Certified Bike Fitter
• USA Cycling Certified Coach & Experienced (Triathlon) Bike Racer
• Barnett Bicycle Institute Certified in bicycle assembly and maintenance
• Certified Squash Professional – Two-Time Virginia State Open Champion 


Elizabeth Baumgarten, M.S.

• Master's Degree in Public Policy (Peace Operations), George Mason University
• Ironman Cozumel 2011 Age-Group Winner
• Ironman World Championship (Kona) Finisher, 2012
• Amer. Swimming Coaches Assn. Level 2 Certified Coach (2013)
• US Master Swim Certified Level 2 Coach
• Age-Group U.S. Triathlon Championships 2012 10th Place, 2013 9th Place
• 28th place, 2013 World Age Group Triathlon Championships

USA Triathlon Level I Certified Coach since 2009; Training Peaks Certified Coach
USA Triathlon All-American 2011-2014
Over 90 Age Group or Overall Female Podium Finishes in Running and Triathlon Races since 2004, from 5K to Marathon & Sprint to Ironman Distance
• Boston Marathon Finisher 2010,2013, 2014
• 2013 Washington Area Runner Age-Group, Ranked Ninth
• Schwinn Certified Cycling Instructor