Link to the MPSSAA, regarding the reclassification for the 2013-2015 school years, includes proposed regions and school enrollment count.
Article: https://www.mpssaa.org/news/release.asp?release_id=528
Enrollment Numbers: https://www.mpssaa.org/assets/publications/School%20Enrollment%2013-15.pdf
Regions: https://www.mpssaa.org/assets/publications/Region%20Alignment%2013-15.pdf