Illinois is home to some of the most beautiful lakes in the United States. From the crystal clear waters of Lake Michigan to the smaller lakes tucked away in the state’s many forests, Illinois has something for everyone. Whether you’re looking for a peaceful fishing spot or a fun-filled weekend of swimming and boating, Illinois has plenty of lakes to explore. Here is a comprehensive list of all the lakes in Illinois, including the top five most popular lakes: Lake Michigan, Lake Shelbyville, Lake Springfield, Lake Kinkaid, and Lake Carlyle.