Go if
You want direct lake access for boating and don't mind compact site spacing.
This campground doesn't take reservations — sites are claimed in person on arrival, so there's no availability to check online. Plan to arrive early, especially on weekends and holidays.
Price
Varies
Booking
Walk-in Only
Sites
100 campsites
Season
Open from April 17 t...
Cell
Unknown
Pets
Check Policy
This campground doesn't take reservations — sites are claimed in person on arrival, so there's no availability to check online. Plan to arrive early, especially on weekends and holidays.
Price
Varies
Booking
Walk-in Only
Sites
100 campsites
Season
Open from April 17 t...
Cell
Unknown
Pets
Check Policy
We'll monitor this campground and alert you the moment sites become available.
Free to start · paid plans add 2-min scans
256,000+ sites monitored · Email alerts to start; SMS and in-app with an account
Learn more about alerts →Sullivan Marina And Campground
1989 State Hwy 16, Shelbyville, IL, USA
You want direct lake access for boating and don't mind compact site spacing.
You need privacy between sites or prefer a quieter, non-marina setting.
Context for the broader area surrounding Sullivan Marina And Campground, sourced from the federal Recreation.gov rec-area record.
Lake Shelbyville is located in the heart of central Illinois. It offers a wide variety of outdoor activities for people of all ages. Lake Shelbyville consists of 11,100 acres of water and 23,000 acres of land. Camping opportunities are available in 8 public campgrounds. Boaters are provided access to the lake year round, even during high lake elevations. Beaches, picnic sites, and trails provide the perfect addition for outdoor family fun. Eagle Creek Resort provides lodging and an 18-hole golf course.
Located 113 miles east of St. Louis, MO, 208 miles south of Chicago, IL, 87 miles west of Terre Haute, IN, and 35 miles south of Decatur, IL.
Compare with similar sites, watch availability, and build a packing list — Camp Sage handles all of it.
Best season: summer. Summer offers the warmest, most reliable conditions for boating, swimming, and lakeside relaxation — expect daytime highs in the mid-70s to low-90s°F and nighttime temps in the 60s. The marina and boat ramps are fully active, making it easy to launch for long days on Lake Shelbyville and take advantage of fishing, water-skiing, and sunset cruises. Weekends and holiday periods are busiest (reserve sites early and expect peak-season rates), but the warm weather and full marina services make summer Peak months: July, August, June, September Avoid: November, December, January, February
Peak season: marina full, active boating, and August fireworks make summer the highlight.
The Sullivan Marina and Campground is part of Lake Shelbyville and is characterized as a frequently visited location with a strong average user sentiment rating of 4.71 for general activities and 4.2 for campgrounds. The campground features long-term sites that may be close together, as per user feedback.
Researching this campground? Ask anything — other campers and our team will weigh in. No visit required.
Short heads-ups about the road in, gear quirks, timing, and more. You don't have to have been here to share what you know.
Rate Sullivan Marina And Campground
Been here? Tap a star to start. Takes about a minute.
Sign-in required only if you want your name on it.
Be the first to review this campground
Every adventure creates another. Share what you learned so the next camper feels a little more prepared heading out.