Mission - Brush Creek Mill Brush Creek Mill Home Welcome to the Brush Creek Mill Mission The Mission of Brush Creek Mill is to celebrate history promote learning and demonstrate environmental sustainability through a regional focus and a volunteerbased operation. The Brush Creek Mill is open yearround and features a gift shop a variety of events and activities a memorial garden on the Brush Creek and the Hillman Area Historical and Genealogy Societys museum. The building is located on the Brush Creek and the Thunder Bay River in downtown Hillman. Follow Us Exercise classes are year round Exercise classes are year round The Mill will reopen April 2025.