United Fitness offers Semi-Private Training up to 4 people per session, giving you the perfect balance of individualized attention and group motivation. With over 15,000 square-feet, our indoor fitness center, close to Manassas, Virginia, is equipped with state of the art equipment and multiple fitness amenities to CREATE THE BEST U! Our certified trainers are top-notch and our gym is one of the best in Prince William County and Northern Virginia.
