Crystal Lake Campground in the Angeles National Forest is a nearby option with forested sites and level pads that accommodate trailers arriving from Duarte. Buckhorn Campground offers accessible parking areas, picnic facilities, and close trailheads for hikers and day visitors. Manker Flats Campground near Mount Baldy provides scenic mountain settings and spots that can take longer rigs, though hookups are limited so plan accordingly. These campgrounds near Duarte are solid choices for fifth wheel travelers seeking a mix of hookups, pull-through options, and close access to trails and scenic drives.