Hi all, the wife and myself are looking into an RV to run away in, kinda. I am retired soon to be followed by her and we are way into adventures. We were at a RV show in LA last week and were looking ...
The size of the rig depends on the type of camping you plan to do. If you stay mostly in modern campgrounds they usually can accommodate larger units.
State parks and National Forests have older and smaller sites. Stay around 30 feet or under. The sites are smaller, older, and the roads can be tight for a larger rig.
Of course, this is a general answer. There will be exceptions.