Chesak School is a part of District 158 and is one of many elementary schools in Lake in the Hills. Chesak educates students in kindergarten through second grade. The school is named after May Chesak, an educator for 51 years in McHenry County, who died in 2007 at 102 years of age, according to the District 158 website. District 158 organizes its school in campuses, and Chesak is located at the Reed Road Campus, along with Martin Elementary and Marlow Middle schools.