Check this link of the map of motels on the lake.....Click on a dot and it will give you the contact info...
I have heard Stone Creek Lodge clean and between mid price & cheap...
Please post the one you choose and a evaluation of the place..( I am going to need one next spring - sold my camper )
https://www.google.com/maps/search/stockton+lake+motels/@37.5574126,-93.698138,11z/data=!3m1!4b1