Carlyle Lake — lakeside, fishing, hiking
Location: CARLYLE, IL, IL
Price: From $30 per night
Rating: 2 out of 5 (1 reviews)
Season: Year-round
Boulder Day Use Area is situated on the eastern shore of Carlyle Lake, a prime getaway for city-dwellers and families. Louis, the area offers the peaceful retreat of a small town combined with the grandeur of Illinois’ largest man-made lake.Boulder Day Use Area provides modern amenities like flush toilets and drinking water, as well as one reservable group picnic shelter that can accommodate up to 75 people. Boaters have the convenience of a marina, boat ramp and fish cleaning station.
Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.
Amenities: Fire Rings, Picnic Tables, Flush Toilets, Drinking Water, Camp Host, Fishing, Boat Launch
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/boulder-day-use to be notified when sites open up.
Boulder Day Use Area sits on the eastern shore of Carlyle Lake, Illinois' largest man-made lake, offering peaceful retreat combined with excellent water recreation 50 miles east of St. Louis. The area provides boat ramp access, courtesy dock, and abundant opportunities for fishing and water sports.
Wildlife alert: White-tailed Deer, Northern Cardinal, Bank Swallow, Northern House Wren, Northern Pintail, and Eastern Garter Snake documented in the area
Insider tips for Boulder Day Use: Book early as this is a federal campground with limited availability Bring your own boat or use the boat ramp and courtesy dock for water sports Fish the lake, a popular activity at this location
Skip Boulder Day Use if: You need RV hookups - no hookups available at this site. You require multiple camping options - only 1 tent site total.
Best time to visit Boulder Day Use: Year-round — Campground operates year-round according to verified data.
Nearby campgrounds: Boulder Campground (CARLYLE, IL), Lotus Group Area (CARLYLE, IL), Coles Creek Day Use (CARLYLE, IL), Keyesport Rec. Area (CARLYLE, IL).
Cell signal at Boulder Day Use (CARLYLE, IL): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
Boulder Day Use Area is situated on the eastern shore of Carlyle Lake, a prime getaway for city-dwellers and families. Louis, the area offers the peaceful retreat of a small town combined with the grandeur of Illinois’ largest man-made lake.Boulder Day Use Area provides modern amenities like flush toilets and drinking water, as well as one reservable group picnic shelter that can accommodate up to 75 people. Boaters have the convenience of a marina, boat ramp and fish cleaning station.
Known issues, each with the workaround. Read before you book.
Book early as this is a federal campground with limited availability
Bring your own boat or use the boat ramp and courtesy dock for water sports
Fish the lake, a popular activity at this location
Campground operates year-round according to verified data
FCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.









(Address: 25501 Boulder Access RD, Shattuc, IL 62231). From I-57, take Old U.S. Highway 50 west. Continue for 19 miles through Salem, Odin and Sandoval. Turn north on Boulder Road and follow 7 miles to the day use and recreation area.
CamperWatch never fabricates data. Where data is unavailable, it is not shown.
Own a campground nearby?
List free on CamperWatch — we take 5% only on bookings we send. No monthly fee.