My partner and I have been to Dingman's at least twice a year for the last 5. It's very quiet here, some of the sites along the river are small and some aren't. Just review the map on their website. In the woods sites are larger and quiet also....mostly adults at this campground, but in our experience even the groups with kids have been well behaved.
Great hikes all around, friendly staff.
1. Keep your dog quiet.
2. Just hide your alcohol, just stop screaming and go to sleep if you're drunk. This isn't a frat party.
4. Act like an adult
5. Take the river trips..very nice.