How much does 30+ feet actually effect ability to find space

Depends on where you want to camp. Where do you want to camp? Many California state parks...you’re too long. Many USFS campgrounds on the Eastern Sierra...you’re too long. Olympic NP “Most campgrounds have RV spaces limited to 21 feet or shorter. Some campgrounds have lengths up to 35 feet. More information available per campground at the park Visitor Centers and Ranger Stations, or by the campground links below.”