Khulna Zilla School (Bengali: খুলনা জিলা স্কুল) is the oldest high school in the Khulna district of Bangladesh. It was established on 1885. It provides education from class three (Grade-3) to class ten (Grade-10).The school has 50 faculty members and about 3000 students. The faculty members are graduates from universities in Bangladesh. Student applicants, mostly from top elementary schools, are put through a competitive admission selection process.This school teaches from class three to class ten. Upon a screening in class ten, students appear at the SSC examination.In class five, the students appear at PEC. In class eight they appear at the JSC examination.The performance of the students of the school is always very fantastic. They always become 1st or 2nd in ranking in the Jessore Board. The students take part in different competitions like BDMO, science Olympiad, physics Olympiad. They also become successful in many of them. The teachers of this school are very able to teach their students with many examples. The students are also very conscious about their studies.