A D1 school is a college or university that participates in a college sports program that is a member of the NCAA Division 1. Division 1 is the highest level of college sports competition in the United States and includes many of the largest and most well-known universities and athletic programs. D1 schools are widely considered to have the best athletic programs, and student-athletes may receive full or partial scholarships depending on their schools division. D1 schools have the largest athletic budgets and provide more scholarships compared to the other division levels. Most D1 programs are found at large schools with big athletic budgets. The differences between D1, D2, and D3 schools are significant in some areas, while in others, they are not.