Values are all over the place now in the Ebay era. This should help:
I do suggest that you bounce on the rear bumper to see if dreaded tail separation has taken place. Then do a lot of poking around on the floor with an awl. Look for soft spots and holes under windows, the fresh water fill, the toilet, the water heater, the front windows, and right in front of the door.
If any appliances are missing, list them for us and we'll share the bad news with you and maybe make some money-saving suggestions.
Figure on repacking the wheel bearings and replacing the tires before you move it. Also, it may have the 7-pin ROUND-HOLE connector on it, so you'll need an adapter cable if you have a newer tow vehicle. They may also have the vacuum-hydraulic brakes. If you find those, you'll have to study their condition a bit before deciding what to. You choices are to ditch them and go electric, or update the system by replacing the actuator.