District Profile - Allen ISD Facts and Figures
Allen ISD’s fast-growing student enrollment numbers have begun to level out as the school district reaches build-out for new home construction. Enrollment growth in the northwest quadrant of Allen led to the construction of a new elementary school and changes to attendance boundaries in the area. The K-12 enrollment for the 2020-2021 school year is approximately 21,538 students. Since 1997, the school district has more than tripled in size.