Carthage City Park Camping Area in Illinois is a first-come-first-served campground with 20 campsites available. The park offers stunning views of a 100-acre lake and rolling hills. The campground amenities include showers, restrooms, and a dump station. The nearby activities include fishing, boating, hiking, and biking. The best time to visit is in the summer, with average temperatures around 80°F. The park also hosts an annual Bluegrass Festival in August. Overall, Carthage City Park Camping Area is a great spot for a quiet getaway in a beautiful natural setting.