Lake Jennings Campground, right near Lakeside, accepts RVs and offers potable water, restrooms and convenient access to a boat ramp and picnic areas. Santee Lakes Recreation Preserve provides full hookups, several pull-through sites and on-site conveniences with nearby fuel and groceries, making it easy to stage longer stays. Paso Picacho Campground in Cuyamaca Rancho State Park is a higher-elevation option with roomy sites, potable water and vault toilets, though it does not offer electrical hookups. Each of these campgrounds takes reservations seasonally and gives straightforward road access for overnighting around Lakeside.