Mark your calendar and join your friends and neighbors for Arlington Town Day for its 49th year. Festivities include food, live music, and kids’ activities, with over 200 booth vendors. Town Day takes place along Mass. Avenue between Pleasant Street and Jason Street, 10:30 a.m. to 4:30 p.m. As the event draws near, you may view future updates, including the entertainment guide and a map of booth locations at ArlingtonMA.gov/townday.