Boulder Campground
4.49216 reviews801 Lake Road, Carlyle, IL 62231
Quick Facts
Price
$20 - $40/night
Booking
Reservable
Sites
82 campsites
Season
Open April 18 throug...
Cell
Unknown
Pets
Allowed
RV FriendlyElectricShowers
Get DirectionsQuick Facts
Price
$20 - $40/night
Booking
Reservable
Sites
82 campsites
Season
Open April 18 throug...
Cell
Unknown
Pets
Allowed
RV FriendlyElectricShowers
Get DirectionsBoulder Campground
$20.00 - $40.00 / night
Campsite Fees
Rates for standard electric sites range from $20.00 to $40.00 nightly during the peak season. Reservation and service fees may apply.
Standard Site Fee$20.00
Hookup Site Fee$0.00
Premium Site Fee$0.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00
Total Campsite Fees$20.00
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Recreation Dot Gov
Provider618-226-3586
What Campers Say
4.49
Recommended
Based on 216 reviews
177 Google reviews
Most mentioned
viewsquietcleanspacious
Some mention
bugsmosquitoes
"User reviews highlight Boulder Campground's cleanliness, spacious sites, and scenic lake views as major positives. However, some complaints include bug infestations, windy conditions on certain sites, and inconsistent rule enforcement."
Fees & Passes at Boulder Campground
$20 - $40/night
Campsite fees
Standard Site
Basic tent/RV spot
Stay Limit: 14 nights per rolling 30 days.
Cancellation: Late cancellations incur a $10 fee and forfeiture of the first night's use fee. No-shows result in a...
Prices verified December 7, 2025
Prices may vary by season and site type. Always confirm current rates on the official Unknown provider (managed by Army Corps of Engineers) website.
Best Time to Camp at Boulder Campground
Experience the best of Midwestern camping during peak season, when gentle breezes sweep across the lake and moderate temperatures create ideal conditions for outdoor pursuits. The refreshing lake winds provide natural air conditioning on warm summer days, while consistently dry weather patterns mean more time enjoying activities and less time weathering storms. From spring's awakening through autumn's golden display, each season paints the campground in new colors and offers unique opportunities for adventure.
Spring (Mar-May)
Wildflowers bloom, mild temperatures, fewer crowds. Great for hiking and photography.
Best
Summer (Jun-Aug)
Peak season with warm weather, perfect for water activities. Book early.
Fall (Sep-Nov)
Beautiful fall colors, cooler temps, quieter campgrounds. Ideal for peaceful trips.
Winter (Dec-Feb)
Off-season, limited services. Check for closures before visiting.
Planning Tips
- Peak Season: April 18 to October 12.. Book 2-3 months ahead.
- Operating Season: Open April 18 through October 12 for reservations. Off-season closures apply.
- Current Alerts: Unrestrained dogs and overcrowding complaints detailed in user reviews.
About Boulder Campground
Nestled along the pristine eastern shores of Carlyle Lake, Boulder Campground beckons outdoor enthusiasts with 82 thoughtfully positioned campsites, each offering breathtaking water views that transform with the day's changing light. This lakeside haven seamlessly blends natural beauty with modern comforts, featuring convenient electric hookups and well-maintained facilities that serve as your gateway to endless recreational adventures. Whether you're casting a line at dawn, launching your sailboat into the afternoon breeze, or simply savoring sunset reflections across the water, Boulder Campground provides the perfect basecamp for your Illinois outdoor escape.
Boulder Campground caters to a variety of camping preferences, providing facilities for RVs, tents, and groups. Full hookup and electric-only sites are available, along with specific buddy sites for shared camping experiences.
Historical SignificanceSince its creation in 1967, Carlyle Lake has evolved from an ambitious engineering project into a cherished recreational landmark that draws visitors from across the nation. The lake has earned its reputation as the sailing capital of Illinois, hosting prestigious regattas that fill the horizon with colorful spinnakers. Beyond its sporting legacy, these waters have become a vital sanctuary for diverse wildlife populations, creating a living testament to successful habitat conservation where human recreation and natural ecosystems thrive in harmony.
Weather and SeasonsExperience the best of Midwestern camping during peak season, when gentle breezes sweep across the lake and moderate temperatures create ideal conditions for outdoor pursuits. The refreshing lake winds provide natural air conditioning on warm summer days, while consistently dry weather patterns mean more time enjoying activities and less time weathering storms. From spring's awakening through autumn's golden display, each season paints the campground in new colors and offers unique opportunities for adventure.
ElevationThe campground's gentle terrain provides easy access to both waterfront and wooded areas, with subtle elevation changes that create diverse microclimates and viewing opportunities throughout the property.
Natural Features and ScenerySprawling across 26,000 acres of shimmering water, Carlyle Lake stands as Illinois' largest manmade lake, where endless blue horizons meet verdant shorelines in a stunning display of engineered nature. The campground's prime eastern shore location offers front-row seats to spectacular sailing regattas, while the surrounding landscape creates a paradise for birdwatchers as thousands of migratory species use this vital flyway. Morning mists rise from quiet coves, afternoon sun dances on gentle waves, and evening brings a symphony of wildlife sounds across this remarkable aquatic ecosystem.
Geological RegionPositioned along the eastern shore of Illinois' crown jewel of manmade lakes, Boulder Campground sits at the heart of a remarkable landscape where human ingenuity has created new ecosystems. The surrounding wetlands form a complex tapestry of aquatic and terrestrial habitats, serving as crucial stopover points along major migratory bird routes. This unique geological setting, where prairie meets water and wetlands flourish, offers campers an immersive experience in one of the Midwest's most important wildlife corridors while enjoying all the recreational benefits of Illinois' largest lake.
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Campsite details
AccessibilityAccessible boat ramps and campsites are available. However, some users have noted difficulties accessing water due to boulder paths.
Sites SizeReviewers commonly describe the sites as spacious, with many noting large paved pads that are easy to level.
Sites PrivacyThe privacy level varies across campsites. Inner loops tend to be less windy and provide more shade, while sites on the lakefront may experience wind but offer stunning views. Some reviewers noted issues with neighbors infringing on campsite boundaries.
Total Campsites82 campsites
Recommended CampsitesAvoid sites like 46 during hot weather due to lack of shade. Lakeside sites are prone to wind.
Best Campsites
Curated by campers, for campers
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Reserving a campsite
Check-in
5:00 PM
Check-out
4:00 PM
Stay Limit
14 nights per rolling 30 days.
Guests Allowed Per Site
No specific information provided.
Groups
Group sites are available for reservation, though the exact number of people and vehicles allowed is not specified.
Tents
Tents are allowed
RV vehicles
RV vehicles are allowed
Primitive
Primitive are not allowed
Reservable
Reservations are allowed
Site layoutMixed loops with inner and lakeside sites, variable privacy.
Open and Closed SeasonOpen April 18 through October 12 for reservations. Off-season closures apply.
Reservation PlatformsReservations can be made through Recreation.gov online or via phone.
Walk-in AvailabilitySome sites are first-come, first-served, but not all availability details are provided.
Cancellation PolicyLate cancellations incur a $10 fee and forfeiture of the first night's use fee. No-shows result in a $20 penalty and forfeiture of fees.
Accomodation available
GroupGroup campsites are offered for larger parties such as families, schools, or organizations. These sites provide space and facilities to accommodate multiple people camping together.
Amenities available
Showers
Potable water
Fire rings
Picnic tables
Dump station
Firewood available
Flush toilets
Electricity hookups
Water hookups
Sewer hookups
Laundry Facilities
Activities you can enjoy
Boulder Campground offers a range of activities both on and off the water, making it a versatile destination for campers. Popular pursuits include fishing, boating, and hiking. On-site recreational features include a playground and amphitheater for educational programs. The nearby multi-use biking and walking trail adds to the outdoor appeal.
Hiking
Hiking opportunities exist nearby, including a multi-use biking and walking trail at the dam. However, trails accessible directly from the campground are limited.Fishing
Fishing is a major attraction at Boulder Campground. Year-round varieties include bluegill, crappie, channel catfish, flathead catfish, white bass, largemouth bass, freshwater drum, carp, and walleye. A fish cleaning station is available at the adjacent Boulder Day Use Area.Biking
Biking is a popular activity, with paved roads around the campground making it kid-friendly. A multi-use biking trail is accessible at the dam.Boating
Boating activities are supported with accessible boat ramps and courtesy docks. The vast lake accommodates sailing and other water sports.Wildlife viewing
Carlyle Lake is home to diverse wildlife, including migratory waterfowl and birds. Established Watchable Wildlife Sites with viewing towers are available around the lake.Cultural and Educational Programs
An amphitheater at Boulder Campground hosts educational programs, providing engaging activities for families and kids.Water Sports
Water sports such as kayaking, paddleboarding, and canoeing are popular on Carlyle Lake, though specific details about equipment rentals are unavailable.Advertisement
Campground rules
- Pets are allowed
- Campfires allowed with locally purchased wood.
- Quiet hours are Specific times not mentioned.
Hazards
General hazardsWindy conditions near lakeside sites; mosquitoes and mayflies due to wetlands.
Active alertsUnrestrained dogs and overcrowding complaints detailed in user reviews.
Weather at Boulder Campground
34
°F
Dec 7
Sunday
Overcast
Precipitation: 0%
Very strong wind, outdoor activities may be affected
Humidity: 86%
High humidity, may feel muggy
Wind: 16.7 mph
Very strong wind, outdoor activities may be affected
Overcast
Weather History
Weather data powered by Open-Meteo
Detailed 7-Day Forecast
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Reveal forecast
Emergency Services
Closest services include hospitals and police stations in Carlyle; ranger station information not explicitly mentioned.
Good to know
Peak season datesApril 18 to October 12.
Trash and recyclingTrash and recycling facilities are available and well-maintained, according to user reviews.
Proximity to water featuresDirectly located on Carlyle Lake; marina and boat ramps nearby.
Common complaintsHigh winds near lakeside sites, bugs (mosquitoes and mayflies), and lack of water at individual sites.
HostHosts like Carl and Cheryl frequently praised for professionalism and cleanliness.
Campground Map
801 Lake Road, Carlyle, IL 62231
Driving directionsFrom I-57, turn west onto Old U.S. Highway 50. Continue for 19 miles through Salem, Odin, and Sandoval. Turn north on Boulder Road and follow seven miles to the campground.
Accessible via paved roads; no seasonal closures mentioned. Directions include major highways and straightforward navigation.Nearby places
Carlyle: 5 miles, Salem: 19 miles, St. Louis: 50 miles
Nearby supplies
Supplies available at Carlyle, approximately 5 miles away. Camp store availability was mentioned but closed during weekdays.
Reviews from booking and map sources
4.5
216 reviews
Boulder Campground is recommended, placing it in the top 40% of campgrounds based on reviews
User reviews highlight Boulder Campground's cleanliness, spacious sites, and scenic lake views as major positives. However, some complaints include bug infestations, windy conditions on certain sites, and inconsistent rule enforcement.
Review Summaries
Based on 216 reviews
What Campers Love
Positive reviews frequently mention clean and well-maintained facilities, beautiful lake views, and friendly campground hosts. "The hosts and campsite were amazing," noted one user. Many appreciate...
Based on 216 reviewsShow more
Common Concerns
Common complaints include bug issues (particularly mosquitoes and mayflies), lack of water hookups at all sites, windy conditions on lakeside sites, and inconsistent enforcement of pet and tent...
Based on 216 reviewsShow more
Pro Tips & Recommendations
Future campers are advised to bring bug spray and check wind forecasts before booking lakeside sites. "Watch the wind forecast to determine which site to reserve," a user suggested. Others recommend...
Based on 216 reviewsShow more
Seasonal Insights
Reviews suggest the campground is busy during peak summer months, with bugs being more prevalent. Windy conditions are frequent at lakeside sites, particularly in spring and fall. Winter closures...
Based on 216 reviewsShow more
Camper Quotes
"Clean..nice weather...helpful camp hosts...lots of people with dogs...quiet at night," wrote one reviewer. Another noted, "Boulder campground is such an awesome campground!!! Not too many sites that...
Based on 216 reviewsShow more
Site-Specific Reviews
Site-specific reviews include complaints about wind at sites like #50 and #37. Sites near the lake, such as #10 and #48, are praised for their views. Buddy sites like #30 are well-liked for shared...
Based on 216 reviewsShow more
Accessibility Features
Accessibility issues include difficulty navigating paths of boulders to access water. "Need to put some small rock paths down to the water to make the water more accessible," said one user.
Based on 216 reviewsPet-Friendly Features
Pet-related reviews include concerns about unrestrained dogs disrupting campsites. "Our dog was almost bitten by an unrestrained dog," noted one reviewer. Others appreciate the enforcement of leash...
Based on 216 reviewsShow more
Camper Reviews by Outdoorithm campers
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Last updated December 7, 2025
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