The strong limbs are neatly turned. The tail is short. No feature is so prominent that the dog appears badly proportioned. When comparing specimens of each sex, the only evident difference is a slight refinement in he bitch's conformation. The Boston is a friendly and lively dog.
Carriage is easy and graceful.
The breed has an excellent disposition and a high degree of intelligence, which makes the Boston an incomparable companion. A proportionate combination of color and white markings are to be given particular consideration in determining the relative value of general appearance to other points. The head is in proportion to the size of the dog, and its expression indicates a high degree of intelligence. The skull is square, flat on top and free from wrinkles. The muzzle is short, wide and deep, and in proportion to the skull.