Mt. Whitney Trailhead Campground is a walk-in only facility with 25 campsites located at Whitney Portal, 13 miles west of Lone Pine, offering a one-night stay limit designed for hikers preparing for Mt. Whitney summit attempts.

The campground sits at 8,365 feet elevation near Lone Pine Creek with vault toilets, potable water, picnic tables, and mandatory bear-proof food lockers; sites are first-come, first-served at $24 per night.

Access is via Whitney Portal Road (typically open May-November depending on snow), with nearby amenities including the Whitney Portal Store offering showers and supplies.