Campus infrastructure
St. Antony's Higher Secondary School is located in Mary's Corner, behind the Sacred Heart Girl's Higher Secondary School. The campus comprises six buildings: Britto Building, Don Bosco Hall, Main Building, Office, Anbu Illam, and the Old Hostel Building. The facilities include a large football ground, two basketball courts, a volleyball court, and a Kho-Kho ground. Since its inception, the school has operated an eco-friendly Gobar gas plant. Additionally, the campus includes St. Antony's Church and a burial ground. The Annai Auditorium was constructed during 1995–96. A former headmaster, Rev. Father S. Teresnathan Amalanather, later became the Bishop of Tuticorin.http://tuticorindiocese.org/formerprelates.htm Bishop AmalnatherReferences
Boys' schools in India Catholic secondary schools in India Christian schools in Tamil Nadu High schools and secondary schools in Tamil Nadu Education in Thanjavur Tamil-language schools {{TamilNadu-school-stub