Williston Public School District #1 First Day of School (grades 1-12. Aug. 22 Kindergarten First Day.. Aug 24 Register at: 1201 9th Ave. NWWilliston. 572-1580 Bring proof of residency, birth certificate, and immunization records GO COYOTES! www.willistianschols.org The mission, ok Williston public School District # 1 4 to prepane shudonts to be ucesaul at the nent leuel of education, work, and life.