of eighteen and 33.3% of those 65 or over. Institutions and parks Volo contains the Volo Auto Museum and is located near the Volo Bog State Natural Area (which is just outside the village boundary), which was the first purchase of the Illinois Nature Conservancy. Cyrus Mark, the first president of the Illinois Nature Conservancy, spearheaded the effort to purchase Volo Bog for preservation. Cyrus was the son of steel magnate Clayton Mark, the builder of the planned worker community named Marktown. The current mayor is Stephen Henley. Bonnie Rydberg is the clerk. References External links Village of Volo official website Villages in Illinois Villages in Lake County, Illinois Populated places established in 1993 1993 establishments in Illinois