District Institute of Education and Training, DIET, Kokrajhar was established in 1989 as an independent teacher education institute. Serving a co-educational facility that is situated at Gourang Nwgwr, Kokrajhar Tea Estate, Assam, India, this institute is crucial for imparting the future educators. Located on a spacious 7.27-acre campus and recognised by the National Council for Teacher Education (NCTE), DIET Kokrajhar maintains a favourable learning environment.

DIET Kokrajhar has modern amenities in store, which can help in the improvement of the learning process of students. The institute has an air of rich library facilities, an important treasure trove for the aspiring teachers. Additionally, at the departmental level, good teaching laboratories provide practical experiences of the various approaches to teaching. The college also cares about physical development but also offers necessary facilities for sports and games.

A hall available in the college is used for occasions, meetings, and cultural performances, which contribute to the college's environment. Because the world has become much more advanced in the area of IT, DIET Kokrajhar gives the student IT support at its best to equip them for teaching in the modern technological world. Apart from that, to help students staying from different locations, the institute provides different hostels for boys and girls, respectively.

At present, DIET Kokrajhar offers one primary course, the Diploma in Elementary Education (D.El.Ed). This is a two-year programme that prepares students for the teaching profession at the elementary level while studying full time. This institute has an approved seating capacity of one hundred for this course as a sign that it caters for the production of a good number of qualified educators annually.