Gain access to the lake at two four-lane, concrete boat ramps located in the park. One is located off of Route U one-half mile west of the junction of Highway 107 and Route U. This ramp does not have a lighted parking lot. The second ramp is located off of Highway 107 about 2 miles north of the same junction. This ramp has a lighted parking lot. Both offer access to Mark Twain Lake and there is no charge for using these ramps.
A single-lane boat ramp is located in the campground for use by registered campers. It does not have a lighted parking area.
There are no horsepower or length limits for boats on Mark Twain Lake.