
Colby College's Regular Decision acceptance rate for the Class of 2028 is 6.83%, with 1,215 students accepted from a total of 17,786 applicants. This figure is consistent with the previous year, which also recorded a 6.83% acceptance rate. However, looking at historical trends, acceptance rates have steadily declined from 10.27% for the Class of 2025 and 22.52% for the Class of 2015, indicating a more competitive admissions environment. Over the past decade, Colby has seen a significant drop in acceptance rates, reflecting the increasing selectivity and academic caliber of its applicant pool.