Crystal Lake Public Schools: District No 47 Administrative Office

300 Commerce Dr
Crystal Lake IL 60014

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<p>Crystal Lake School District 47 has the largest student enrollment in McHenry County with slightly more than&nbsp;9,000 students. The students are housed in 12 different schools; nine elementary and three middle schools. The district also has a preschool with more than&nbsp;100 children enrolled.</p> <p>The district began in 1936 when Leon Lundahl became superintendent of the elementary school district.</p> <p>Donn Mendoza currently serves as the superintendent.</p>