The main campground is a nice one with running water and showers. Several spots have good trees for hammocking. Sites are not self-pay, you need to go to the office to use a site. Main campground has sites you can park your car at, but they also have a section you have to walk a little ways to. You can also get a permit to back back on the Butterfield Trail.
Park has variety of trails including several mountain biking trails, shorter trails, and the 15 mile Butterfield Trail. Devil's Den is one of my favorite spots in the Missouri/Arkansas area. I try to go every year if I can!
Wlliams Bottom is your basic campground. Sites are self-pay with picnic tables and firepits. No running water, just a simple outhouse.
Location is great - if you want to climb Wall Street it is an easy 5 minute walk from the campground. If you need supplies or a meal, Moab is only a little over 9 miles away. Arches National Park is 7 miles, the Corona Arch Trailhead is 4.4 miles, and Ice Cream Parlor for more climbing is 17 miles. The Colorado River is just across the road as well.
Steel Creek is home to the most iconiv and photographer bluff of the Buffalo National River, Roark Bluff. It is an absolutely gorgeous area and features a short trail to a vantage point for taking pictures of Roarok Bluff as well as access to other Buffalo River hiking trails.
Campground has tent sites, self-pay, and bathrooms with running water. Not as many sites have the trees for hammocking as some of the other campgrounds. Sites have picnic tables and firepits.
Easy access with paved roads up to the campground.G
It does get fairly crowded in the summer, so the best time to visit is a warmer spell during off-season.
Kyle's Landing probably has to be my favorite campground along the Buffalo National River. Though less well-known than spots like Steel Creek, the campground has the same amenities, yet with much less of the crowd that Steel Creek draws.
It has a beautiful bluff and easy access to the river as well as access to several hiking trails including Indian Creek. It has bathrooms with running water, self-pay sites, and each site has a picnic table and firepit. Great spots for hammovking along the tree line.
The only warning is I would recommend a four wheel drive vehicle. The road to and from is I think about two miles of dirt road, but all pretty steep. TWD vehicles can make it back up, and I have done it several times. But it is a lot easier in a 4WD/AWD.