Overview Boulder Day Use Area is situated on the eastern shore of Carlyle Lake, a prime getaway for city-dwellers and families. Located 50 miles east of St. Louis, the area offers the peaceful retreat of a small town combined with the grandeur of Illinois' largest man-made lake. Recreation Boulder Day Use Area provides fun both on the water and on shore. A boat ramp and courtesy dock are provided, and the vast lake allows for plenty of water sports. Fishing is a popular pastime, and the lake…
Yes — BOULDER DAY USE accepts reservations. Check the live availability calendar to see open dates and book.
See the map for BOULDER DAY USE's exact location and directions.
Pick your dates on the availability calendar, then reserve through the official booking link. You can also set an alert and we'll notify you if a sold-out date opens up.