What Does "Maximum Vehicle Length" Mean?
The exact definition behind the number, what counts toward it, and the safety margin worth building in.
"Maximum vehicle length" is the longest single vehicle — or, at some campgrounds, the longest combined length of a towing vehicle and what it's towing — that a specific campsite can physically accommodate. It's a hard limit set by the site's layout, not a suggestion.
What counts toward the total
- Your RV's full body length, bumper to bumper, including any rear-mounted ladder, spare tire, or bike rack.
- A tow vehicle, if you're pulling a trailer or fifth wheel.
- A towed car ("dinghy"), if you're driving a motorhome.
Policies on combined-length counting vary by campground — RIDB's published field is the site's own stated maximum, so when in doubt, call the campground directly if your combined length is close to the limit.
Build in a margin
Even when your rig technically fits the stated maximum, a few extra feet of clearance makes maneuvering, leveling, and hooking up far easier — see how much extra length to allow for specifics.
Where the number comes from on this site
RVFitFinder reads this directly from each site's PERMITTEDEQUIPMENT or Max Vehicle Length field in Recreation.gov's public data — never estimated. If a site's data doesn't clearly specify an RV-scoped maximum, we exclude it rather than guess.
FAQ
Is maximum vehicle length a legal limit or just a guideline?
It’s the campground’s own operational limit, tied to what the physical site can accommodate. Arriving over the limit typically means being turned away or reassigned, not a fine — but policies vary by campground.
Where can I see a site’s maximum vehicle length on RVFitFinder?
Every individual site page shows it directly, alongside driveway type and hookups — search by state, campground, or your rig’s exact length to find it.