Few drink or smoke. Aged 18 to about 50, mostly professionals and students these are men of quiet confidence and discretion. They'll never bother you, but you're free to strike up an acquaintance. The first visit is free. It's also Clothing Optional.
Children are natural nudists and usually take to it with a minimum of adjustment.
You might also want to bring lounge chairs, a hat, something to read, and any sporting equipment desire. That varies from park to park and generally costs less than public RV campgrounds. No, you will not. Ignore them because everyone else will. Your personality will be noticed more than any scar.