family, who owned a late 19th-century farm and mill on land bisected by Tilly Mill Road, which connects Dunwoody to Peachtree Industrial and Doraville. Landmarks in the area include the Dunwoody campus of Georgia State University's Perimeter College and Dunwoody's signature park, Brook Run. Brook Run, on North Peachtree Road near its intersection with Tilly Mill Road, boasts many wooded walking trails, a children's play area, a dog park, a Veterans Memorial, and a community garden. The site will see major improvements as Dunwoody plans for its future. Also in Tilly Mill is the Marcus Jewish Community Center, an Orthodox synagogue, and a significant portion of Dunwoody's Jewish population. Transportation Highways Interstate 285, also called The Perimeter, runs along the city's southern border. A limited access portion of Georgia State Route 141 runs along the southeastern border. Georgia State Route 400, while in neighboring Sandy Springs, is very close to the city's western border. Mass transit The Metropolitan Atlanta Rapid Transit Authority (MARTA) provides subway and bus service to Dunwoody and the surrounding area. MARTA subway stations in Dunwoody are concentrated in the western part of the city. The Dunwoody station is the only station within the city limits, although Medical Center, Sandy Springs station, and North Springs station are very close to the western border. All stations in the area are served exclusively by the Red Line. While some routes serve the outskirts of the city, there are three main bus routes, one of which leaves from the Dunwoody Station (Route 150). Route 103 - Peeler Rd./N. Shallowford Rd. Route 132 - Tilly Mill Road Route 150 - Perimeter Center/Dunwoody Village Pedestrians and cycling Dunwoody Trailway Georgetown Gateway (Proposed) Perimeter Multi-Modal Trails (Proposed) PATH400 (Under construction) Winters Chapel Corridor Multiuse Trail (Proposed) Demographics 2020 census As of the 2020 United States census, there were 51,683 people, 20,482 households, and 12,620 families residing in the city. 2010 census As of the census of 2010, there were 46,267 people, 19,944 households, and 11,723 families residing in the city. The population density was . There were 21,671 housing units at an average density of . The racial makeup of the city was 69.8% White American, 12.8% African American, 0.3% Native American, 11.1% Asian American, 0.1% Pacific Islander, 3.6% from other races, and 2.3% from two or more races. Hispanic or Latino of any race were 10.3% of the population. There were 19,944