Undergraduate Study in USA - Academic Calendar
For undergraduate studies in USA, the academic year like many other countries , may be different for each university or college but normally starts from September to the end of May. Each year is divided in to two semesters each of 18 weeks (approximately). Alternatively, the university or college may have "quarters" or "trimesters," which are about 12 weeks in length. In addition, universities very often provide six- to eight-week optional summer terms. Students attend summer terms if they wish decrease their course load during the regular terms, or to make up for courses not completed successfully during the regular academic year. There are at least two main holidays during the academic year: