T. Nagar has located about 10 km from
Chennai Airport and about 8 km from the
Chennai Central railway station. It lies to the west of the arterial
Anna Salai (Mount Road) and is loosely bordered by
Saidapet to the south and southwest,
West Mambalam to the west,
Kodambakkam to the northwest,
Nandanam to the south,
Nungambakkam to the north, and
Teynampet to the east. T. Nagar is usually associated with
Mambalam, a common name for the entire area of Thyagaraya Nagar, West Mambalam,
C.I.T. Nagar,
and Pondy Bazaar. Panagal Park is located at the center of the neighborhood connecting five vein-roads of the neighborhood: North Usman Road, South Usman Road, G.N. Chetty Road, Thyagaraya Road, and Venkatanarayana Road.