Arlington Tx Last day May 29th. We will be there June 1st (I couldn't wait any longer!) We have 177 instructional days and several staff development and work days. We in Texas start school the 3rd week in August and get no winter breaks other than a two day weekend for the Texas State Fair. 2 weeks for Christmas 3 days for Thanksgiving, and one week for spring break. There are like 4 days where we have a one day holiday here and there.