BEAUTIFUL DOUGLAS LAKE LOT FOR SALE IN CHEBOYGAN COUNTY. What a special place to build your dream home. Douglas Lake is a jewel of the north with the University of Michigan Biological Station located on the south side of the lake. This lake has private feel to it but it's an all sports lake. With a depth of up to 79', and a size of about 3395 acres, this lake great for fisherman and boating enthusiasts alike. Call today for more information.