Danville is within easy driving distance of campgrounds suited to campervans and small RVs, making overnight stays convenient for day trips. Juniper Campground at Mount Diablo State Park offers vehicle-accessible sites with potable water and vault toilets; sites typically welcome shorter RVs but do not offer full hookups. Lake Del Valle Campground at Del Valle Regional Park provides RV-accessible sites and a limited number of electrical hookups, and some sites offer pull-through options with highway services nearby for fuel and supplies. Both parks use reservation systems and have defined check-in times, so planning arrival ensures a smooth setup. If you need full-service hookups or larger pull-through pads, check campground details before booking to match your rig to the site near Danville.