what county is arlington, sd in
Arlington is located at 44Â°21â²52â³N 97Â°8â²5â³Wï»¿ / ï»¿44.36444Â°N 97.13472Â°Wï»¿ / 44.36444; -97.13472 (44.364322, -97.134646), primarily in Kingsbury County. According to the United States Census Bureau, the city has a total area of 1.66 square miles (4.30 km 2), all of it land. Lake Poinsett is located to the northeast.