Adelphi University's Regular Decision acceptance rate for the application year 2024 is 74.5%, with 10,381 applicants and 7,731 admissions. This represents an increase from 72.8% in 2023, during which 7,555 students were accepted from the same number of applicants. The acceptance rate has fluctuated, with the last known rate of 74.5% also recorded in 2022, where 6,235 students were admitted from 8,363 applicants. This upward trend in acceptance rates highlights Adelphi's commitment to welcoming a larger pool of prospective students.