Most Harvest Hosts can accommodate any size RV. However, it is advisable that you reach out to each specific host to ensure that they can accept your RV. Most of the hosts are small businesses and many of them have limitations on larger RVs. But always confirm with each host as there is no blanket answer to this question. Regardless, you need to be self contained with an interior toilet and black tank and you must also cook your meals inside your camper.