
Boulder Day Use Campground
Carlyle Lake, Illinois
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As of October 2026, Boulder Day Use Campground is a campground in Illinois with 1 campsite. Boulder Day Use Campground is booked through Recreation.gov.
- PermitSnag checks Boulder Day Use Campground for availability and tells alert holders when a site opens up.
- Boulder Day Use Campground is located at 38.6961ยฐ N, 89.2322ยฐ W.
- people allowed on each site
- 75
Boulder Day Use Campground reservations and next available dates
October 2026
Stay and booking rules
- Maximum stay: 14 nights
- Military discount available
Published by Recreation.gov for Boulder Day Use Campground, read on September 28, 2026.
Campsites at Boulder Day Use Campground
- Group 1
- Hookups 1
Amenities
- restrooms
- potable water
At a glance: Setting: Lake.
Things to do: fishing, boating, hiking, wildlife, climbing.
All sites at Boulder Day Use Campground, as listed by Recreation.gov
Every site is in the Boulder Day Use Shelter 1 loop.
| Site | Type | Sleeps | Hookups |
|---|---|---|---|
| G001 | Group | 75 | Electric |
About Boulder Day Use Campground
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 offers year-round varieties of fish such as bluegill, crappie, channel catfish, flathead catfish, white bass, largemouth bass, freshwater drum, carp and walleye. There is an on-site playground and plenty of wide open space for children to play. A multi-use biking and walking trail is located a short drive away at the main dam.
Facilities
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. It is adjacent to the Boulder Recreation Area, which offers reservable campsites.
Natural Features
Created in 1967, the 26,000-acre lake is recognized as one of the nation's top ten inland sailing lakes and hosts several races and regattas. The lake is home to an array of wildlife that can be seen throughout the year. Its waters and shores are a resting spot for migratory waterfowl and other birds, and there are six established Watchable Wildlife Sites with viewing towers open to the public around the lake.
Contact Info
For facility specific information, please call (618) 594-2484.
Nearby Attractions
The Carlyle Lake Visitor Center, located in the Dam West Recreation Area, has information available and nature exhibits on display, including a 215-gallon aquarium with native fish.
Rules and notices at Boulder Day Use Campground
Recreation.gov does not date these notices. We last read them on September 28, 2026. Check Boulder Day Use Campground on Recreation.gov
Notices from Recreation.gov
Day-use area only.
Day-use hours are 8 a.m. to 10 p.m.
Firewood brought into this facility must be purchased, or collected locally due to invasive insects.
Don't Move Firewood: Protect your forests from tree-killing pests by buying your firewood locally and burning it on-site. Visit Dontmovefirewood.org for further information.
Click here for a virtual tour of Carlyle Lake.
Boulder Day Use Campground FAQ
How hard is it to get a campsite at Boulder Day Use Campground?
Boulder Day Use Campground is rated "Hard to Book" based on historical demand. This campground is popular and often books out weeks in advance. Your best strategy is to monitor cancellations.
How do I find last-minute availability at Boulder Day Use Campground?
Cancellations happen frequently at Boulder Day Use Campground, especially 1-2 weeks before check-in dates. PermitSnag monitors availability 24/7 and sends instant alerts when sites open up due to cancellations. This is often the best way to snag popular campsites.
How many campsites does Boulder Day Use Campground have?
Boulder Day Use Campground has 1 campsites.
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