There are fifteen school districts in ESD 105 covering cities within Yakima County. My daughter is about to enter the 10th grade and she's in the Yakima School District***, so her first day of school is Thursday, August 27th. Before you head out to get your kids those haircuts, backpacks, and school supplies, you need to know the official date for the first day for the 2026-2027 school year. Get our free mobile appRead More: 5 Things High School Grads Should Know Before They Leave the Yakima ValleyPhoto Credit: Mabton School District via Facebook First Day Back to School Yakima County Full ListFull List of First Day of School Start Dates for Yakima County School DistrictsYou can click on any school district's name to see their 2026-2027 school district calendar. Thursday, August 13thWednesday, August 19thThursday, August 20thMonday, August 24thHighland School District: for 1st-12th GradeTuesday, August 25thWednesday, August 26thThursday, August 27thFriday, August 28thNaches School District: for KindergartenMonday, August 31st***Note: Yakima School District has a new bell policy for the 2026-2027 school year:Elementary Students Group 1: 8:30 a.m. to 3 p.m. Adams, Barge-Lincoln, Garfield, Gilbert, MLK Jr., and RobertsonElementary Students Group 2: 9 a.m. to 3:30 p.m. Hoover, McClure, McKinley, Nob Hill, Ridgeview, Roosevelt, and WhitneyMiddle School Students: 7:45 a.m. to 2: 15 p.m.High School Students: 8:15 a.m. to 2:45 p.m.