The North Fork Lockwood Trail is a 6.17 mile trail in the Chumash Wilderness in Ventura County . Lockwood Creek North Fork Trail (22W02) starts at the Three Falls Boy Scout Camp in Lockwood Valley. This is a very steep trail. It is better to hike in from Mount Abel via the Mt Pinos - Tumamait Trail 21W03 aat the North Fork Trails north end.