Sector 21 is an sublocality in Turbhe, Navi Mumbai, Thane District, Maharashtra, India. Turbhe (0.0 Km), Sanpada (2.6 Km), Juinagar (4.33 Km), Vashi (4.52 Km), Nerul (5.39 Km) are the nearby areas to Sector 21. Navi Mumbai are the nearby cities to Sector 21.