Great Lakes nations maintain coast guard vessels in the Great Lakes. During settlement, the Great Lakes and its rivers were the only practical means of moving people and freight. Barges from middle North America were able to reach the Atlantic Ocean from the Great Lakes when the Welland canal opened in 1824 and the later Erie Canal opened in 1825. By 1848, with the opening of the Illinois and Michigan Canal at Chicago, direct access to the Mississippi River was possible from the lakes. With these two canals an all-inland water route was provided between New York City and New Orleans. The
Milo, New York area of , of which, of it is land and of it (13.37%) is water. Milo lies between Keuka Lake and Seneca Lake, which define respectively the west and east town lines and are two of the Finger Lakes. The Keuka Lake Outlet flows between the lakes in the north part of the town and helped determine the course of the Crooked Lake Canal. New York State Route 14, New York State Route 14A, and New York State Route 54 are north-south highways in the town. As of the census of 2000, there were 7,026 people, 2,824 households, and 1,790