Millbrook Outdoor Resort is a privately owned campground located in or near Jefferson, OH. The campground has 200 campsites. The sites are all Water & Electric sites. Pull Thru sites are available at this campground.It's all about comfort when it comes to a campground's utilities and amenities. Do you like to rough it or 'rough it smoothly'? Millbrook Outdoor Resort only offers Water & Electric sites, a great choice if you want to smooth out the rough edges just enough to be comfortable. If you can't get away without staying connected to the world, they also have Internet Access, and they offer various other amenities to help make camping a breeze.