This link provides a step-by-step process for enrolling your student into Grass Lake Community Schools for the 2020-2021 school year. From June 15 through August 14, questions can be answered through our Central Office at 517-867-5540. Beginning Monday, August 17, enrollment questions can be answered in the individual buildings. Elementary - 517-867-5590. Middle School - 517-867-5550. High School - 517-867-5570.