Federal campground in Yosemite National Park, CA.
Staying at Porcupine Flat Campground requires reservations. No first come, first serve sites are available. The campground typically opens in late-June and closes mid-October. The opening date varies depending on the opening of the Tioga Road and related seasonal facility and road work. Porcupine Flat Campground is located off the Tioga Road about 30 minutes west of Tuolumne Meadows and over an hour from Yosemite Valley. RVs and Trailers are not recommended for the narrow roads in this more primitive campground. At an elevation of 8,100 feet (2,500 m) elevation, the campground is near Porcupine Creek, which is the only water source (must be filtered, treated, or boiled). The Porcupine Creek Trailhead is nearby. There are no visitor services close to the campground. For additional park information, call (209)372-0200 or visit www.nps.gov/yose For facility specific information, pleaseā¦