Major Trails and National Recreation Trails (NRTs) in Northwestern California:
- Bigfoot Trail – Northern California
- Boundary Trail – Kangaroo NRT – Klamath National Forest
- Bumpas Hell NRT – Lassen Volcanic National Park
- Clear Creek NRT – Siskiyou Wilderness
- Coastal Trail NRT – Redwood National Park
- Heart Lake NRT – Lassen National Forest
- High Grade NRT – Modoc National Forest
- Horse Ridge NRT – Six Rivers National Forest
- Ides Cove Loop NRT – Yolla Bolly Middle Eel Wilderness
- Kelsey NRT (Section 1) – Siskiyou Wilderness
- Kelsey NRT (Section 2) – Siskiyou Wilderness
- King Range NRT – King Range National Conservation Area
- McGowan NRT – Lassen National Forest
- Middle Fork Applegate NRT – Siskiyou National Forest
- Lassen Peak NRT – Lassen Volcanic National Park
- Lost Coast NRT – King Range National Conservation Area
- Pacific Crest NRT – Northern California
- Sacramento River Trail – City of Redding
- Salmon Summit NRT – Six Rivers National Forest
- Sisson-Callahan NRT – Shasta Trinity National Forest
- South Fork NRT – Shasta Trinity National Forest
- South Kelsey NRT – Siskiyou Wilderness
- Spencer Meadow NRT – Lassen National Forest
- Travelers Home NRT – Mendocino National Forest
