Boulder Day Use
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About Boulder Day Use
Boulder Day Use is a national park campground at Carlyle Lake in Clinton County, Illinois. Reservations are managed through Recreation.gov. When a booked site here is cancelled it can vanish within minutes, so Campsite Tonight monitors it 24/7 and auto-adds the opening to your Recreation.gov cart before anyone else.
Sites here are tent or walk-in (no RV access).
Other campgrounds at Carlyle Lake include Boulder Campground, Lotus Group Area, Coles Creek Campground, Coles Creek Day Use and Keyesport Rec. Area.
Total reservations in May — 2023: 2 · 2024: 1 · 2025: 1
Location
Address
Carlyle, Illinois
Coordinates
38.6961, -89.2322
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
- •August sees 3 reservations - book early or set cancellation alerts.
Nearby Campgrounds
Boulder Campground
Carlyle Lake
Lotus Group Area
Carlyle Lake
Coles Creek Campground
Carlyle Lake
Coles Creek Day Use
Carlyle Lake
Keyesport Rec. Area
Carlyle Lake
Dam East Rec. Area (day Use)
Carlyle Lake
Boulder Day Use FAQ
How far in advance should I book Boulder Day Use?
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open. Mark your calendar for when the booking window opens (typically 5-6 months ahead). Also set alerts - cancellations do happen.
What is the busiest time at Boulder Day Use?
August typically sees the highest reservation activity at Boulder Day Use. During peak times, 100% of reservations are made 2+ weeks in advance.
Are there campsites available at Boulder Day Use right now?
Boulder Day Use is currently fully booked for the next 14 days. However, cancellations happen frequently - download the Campsite Tonight app to get instant alerts when sites become available.
Where is Boulder Day Use located?
Boulder Day Use is located in Carlyle Lake, near Carlyle, Illinois.
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