Several campgrounds near Casa de Oro-Mount Helix accommodate larger rigs — Santee Lakes features full hookups, pull-through sites, and a convenient dump station for extended stays. Lake Jennings Campground provides lakeside sites with electrical hookups and boat launches, a quiet base for families and motorhome travelers. Mission Bay RV Resort offers full hookups, nearby fuel options, and large pull-through sites for easy arrival and departure in a motorhome. Each park supports drivable RV use with reservation systems, restroom and shower facilities, and straightforward road access from Casa de Oro-Mount Helix.