Several important dates are coming for Round Rock ISD, Pflugerville ISD and Hutto ISD: Round Rock ISD The 2017-18 school year begins Aug. 22. School hours for the upcoming year are based on a 435-minute instructional day with the elementary schools starting at 7:40 a.m., dismissing at 2:55 p.m.; middle schools starting at 8:20 a.m., dismissing at 3:35 p.m.; high schools starting at 9:05 a.m. and dismissing at 4:20 p.m. Aug. 7: Parents/guardians are e-mailed a link to access InfoSnap, a secure database that manages required student forms. Aug. 20: District staff will be at School Supply Sunday to answer registration questions and offer assistance with the online form system. More information about School Supply Sunday can be found here. The Round Rock ISD school calendar is available here. Pflugerville ISD The start of the 2017-18 school year is Aug. 28. The school year has 77 instructional days in the first semester and 98 instructional days in the second semester for a total of 175. School hours are 7:40 a.m.-2:45 p.m. for elementary school students; 8:05 a.m.-3:35 p.m. for middle school students; and 9 a.m.-4:15 p.m. for high school students. School supply lists for each elementary and middle school are here. High school students will find out what they need after school begins. Registration for middle school and high school students continues the next two weeks. Schedules for registration are found here. The Pflugerville ISD school calendar is available here. Hutto ISD The 2017-18 school year begins Aug. 16. Aug. 14: All campuses will host a Meet the Teacher Night. The elementary campuses will host from 5:30-7 p.m., while the secondary campuses will host 6-7:30 p.m. School start times are 7:40 a.m.-2:55 p.m. for elementary schools and 8:30 a.m.-3:55 p.m. for secondary schools. The Hutto ISD school calendar is available here.