The Edward L. Ryerson Conservation Area is a protected area and historic district in Riverwoods, Illinois, United States. The area was a weekend getaway for businessman Edward L. Ryerson, who built a cabin there in 1928. He built three other cabins for friends, and had a country house built in 1942. It is representative of the type of getaways used by successful Chicagoans who sought the tranquil surroundings of the Des Plaines River.