Allen Isd Calendar 2025 20. Mcallen isd adopted a tax rate that will raise more taxes for maintenance and operations than last year's tax rate. Including holidays, team schedules and more.

This allen isd instructional academic school calendar is extremely important as it keeps you informed of allen high school grading periods, early dismissal dates, staff development days. Mcallen isd adopted a tax rate that will raise more taxes for maintenance and operations than last year’s tax rate.