19-20 school hours

school hours Early Childhood School (PreK)
7:45 a.m. – 3:15 p.m. (full-day Prek and Head Start)
7:45 a.m. – 10:45 a.m. (morning half-day)
12:15 p.m. – 3:15 p.m. (afternoon half-day)
7:45 a.m. - 11:30 a.m. (half-day deaf education PreK) 

Elementary School (K - 5th Grade)
7:45 a.m. – 3:15 p.m.             

Middle School (6th - 8th Grade)
8:15 a.m. – 3:45 p.m.

High School (9th - 12th Grade)
8:45 a.m. – 4:15 p.m. (Irving, MacArthur and Nimitz High Schools)
7:45 a.m. – 3:15 p.m. (Singley Academy)
8:30 a.m. – 4 p.m. (Cardwell Career Preparatory)