Chaudhary Charan Singh Haryana Agricultural University, earlier known as the Hissar agricultural University, is located in Hissar, Haryana. It was named after Chaudhary Charan Singh, a former Prime Minister of India. Initially, it was a part of the Punjab Agricultural University, but in 1966, with the division of Punjab and Haryana, the HAU became an independent institution. Since then, the university has become internationally known for its advances in high yielding grain and cotton varieties. Ch. Charan Singh University is one of the biggest Agricultural Universities across the globe, and a pioneer in the filed of agricultural research in India. It had also contributed significantly to Green Revolution and White Revolution in the country. It is one of the reputed Universities In Haryana.

There are seven main colleges in the main HAU campus at Hissar, namely-College of Agriculture, College of Agricultural Engineering and Technology, College of Basic Sciences & Humanities, Indira Chakravarty College of Home Science, College of Veterinary Sciences, and Chaudhary Devi Lal Centre for Food Science & Technology. In addition to this, there are two off-campus colleges, the Colleges of Agriculture at Kaul (near Kurukshetra) and Bawal (near Rewari). The University campus has a library which has about 3,00,000 books and 700 journals. It has a floor area of about 1,00,000 square feet. There is also a state-of-art ‘Indira Gandhi Auditorium’ in the campus, plus a students’ activity and welfare centre named as the ‘Giri Centre’, which has badminton courts, squash courts, a synthetic track, an Olympic-size swimming pool, and a large indoor gymnasium. It is one of the famousUniversities in India.

Extensive hostel facilities are provided to the students and faculty members. There are nearly 970 in campus and 242 outstation residential buildings. There are shopping centres also which have grocery shops, banks, post office, book stores etc. with all the modern facilities.

There are modern laboratories available in the university that provide facilities like DNA sequencing, UV trans-illuminator, PCR, FT-IR, gene gun, gene pulser, electron microscope, plasma spectrometer, X-ray diffraction, chromatography etc. Screen house, green house and transgenic green house are also available to researchers.

Admission to the most of the undergraduate programmes is through a common entrance test, which includes questions from Physics, Chemistry, Biology, Mathematics, Agriculture and allied subjects. The admission procedure starts in July every year, and seats are alloted on merit basis. 75% seats are offered to the resident students of Haryana and 25% seats are filled through an all-India entrance test organized by the Indian Council of Agricultural Research.