About Medical City Arlington Hospital 433-bed, state-of-the-art acute care hospital serving Arlington, Mansfield, Grand Prairie, and surrounding areas Level II Trauma Center with a strong reputation for clinical excellence Recognized by The Joint Commission as a top performer on key quality measures including heart attack, heart failure, pneumonia, and surgical care Arlington is centrally located between Dallas and Fort Worth, just 10 minutes from DFW International Airport, and boasts year-round events, activities and destinations, such as Six Flags Over Texas, a large amusement park, and the city is home to the Texas Ranger of Major League Baseball and the Dallas Cowboys of the National Football League. Arlington, a mid-sized city has a population of 388,225, is in Tarrant County and is one of the best places to live in Texas, attracting both families and young professionals.