Track important days throughout the school year using this 2017-18 academic calendar. TOMBALL September 15 Tomball High School varsity football homecoming game (at Tomball ISD Stadium) October 6 Tomball Memorial vs. Magnolia West Varsity Football homecoming game (at TISD Stadium) 9 Student holiday 27 Tomball Memorial vs. Magnolia varsity football (at TISD Stadium) November 3 Tomball vs. Magnolia West varsity football (at TISD Stadium) 10 Tomball vs. Tomball Memorial varsity football (at TISD Stadium) 20-24 Thanksgiving holiday December 21 High school early release 22 Early release for students 25-29 Christmas holiday January 1-5 Christmas holiday 8-9 Student holiday 15 Student holiday February 16 Student holiday 19 Make-up day March 12-16 Spring break 19 Make-up day 30 Easter holiday May 28 Memorial Day holiday 30 Early release for high school students 31 Last day of school; early release June 1 Make-up day 2 Graduation For the full academic calendar, visit Tomball ISD's website. MAGNOLIA September 22-23 Magnolia ISD Livestock Show October 7 SAT Test (at Magnolia High School) 13 Magnolia West High School varsity football homecoming game (at Magnolia West) 20 Magnolia vs. Magnolia West varsity football (at Magnolia) 23 Student holiday 28 ACT Test (at Magnolia High School) November 20-24 Thanksgiving holiday December 2 SAT Test (at Magnolia High School) 22 Early release for students 25-29 Christmas holiday January 1-5 Christmas holiday 8 Student holiday 15 Martin Luther King Jr. holiday March 12-16 Spring break 30 Easter holiday April 14 ACT Test (at Magnolia High School) May 5 SAT Test (at Magnolia High School) 25 Last day of school; early release 26 Graduation 28 Memorial Day holiday 29-30 Bad weather days Find the full academic calendar on Magnolia ISD's website. *This academic calendar has been updated to reflect any scheduled contingency dates. Schedules may be subject to change based on recent school closures.