Agricultural College and Research Institute is situated in Killikulam, Thoothukudi in Tamil Nadu state of India. It was established in 1984 as the third constituent agricultural college of Tamil Nadu Agricultural University. (TNAU).
The institute offers UG and PG courses under seven departments- Agronomy, Plant breeding and Genetics, Soil science and Agricultural Chemistry, Horticulture, Agriculture Entomology, Social Sciences, Plant Pathology, and Farm Management.
ACRI offers an undergraduate program in B.Sc. Agriculture and an M.Sc. as a PG program for a duration of three years and two years respectively.