Porcupine Flat Campground
37.8082, -119.5657 · Park boundary: National Park Service
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.
- Every day
- All Day
Porcupine Flat is open seasonally from mid-July to early October for tents and RVs (up to 24 ft. – 4 sites only). Exact dates vary. The opening date for Porcupine Flat Campground varies depending on the opening of the Tioga Road and related seasonal facilities and road work. Reservations are required. In 2026, the campground will be open from June 23 until October 12.
- Seasonal Winter Closure · Oct 12, 2026 – Jun 23, 2027 · Closed
Per the National Park Service, as of 2026-08-04
Porcupine Flat Campground Fee - All Sites
Per the National Park Service, as of 2026-08-04
During the campground's open season (approximately mid-July through mid-October), reservations are required. Campground reservations are released two weeks in advance on a rolling daily window (i.e., 14 days in advance of arrival date) at 7 am Pacific time. Be aware that nearly all campground reservations in Yosemite for the months of May through September and for some other weekends are filled the first day they become available, usually within seconds or minutes after 7 am Pacific time.
- Food storage lockers
- Yes - seasonal
- Toilets
- Vault Toilets - seasonal
- Trash & recycling
- Yes - seasonal
- Amphitheater
- No
- Camp store
- No
- Cell reception
- No
- Drinking water
- No water
- Dump station
- No
- Firewood for sale
- No
- Host on site
- No
- Ice for sale
- No
- Internet
- No
- Laundry
- No
- Showers
- None
Per the National Park Service, as of 2026-08-04
- RVs
- Allowed · up to 24 ft
- Trailers
- Not allowed
- Access roads
- Paved Roads - All vehicles OK
- Classification
- Limited Development Campground
The following campsites are suitable for wheelchairs and include picnic tables with extended tops. The closest restrooms to these campsites are also wheelchair accessible. These campsites are limited to people with disabilities. Sites 15, 16, 17, and 33
The following campsites are suitable for wheelchairs and include picnic tables with extended tops. The closest restrooms to these campsites are also wheelchair accessible. These campsites are limited to people with disabilities. Sites 15, 16, 17, and 33
Wood and charcoal fires are permitted when the campground is in use/open.
Each campsite contains a fire ring, picnic table, and food locker, and is near a vault toilet. Stream water must be treated (by boiling, using a filter, or using iodine). In Porcupine Flat food lockers measure 33"(D)x45"(W)x18"(H). Groceries: Yosemite Valley (Yosemite Village Store; Curry Village Store; Yosemite Valley Lodge Store) and small grocery store at Crane Flat Showers: Yosemite Valley (Curry Village) Dump Station: Available in summer only near Tuolumne Meadows Campground and all year in Yosemite Valley (in Upper Pines Campground).
Per the National Park Service, as of 2026-08-04
The Porcupine Flat Campground is located off the Tioga Road 24 miles west from Tioga Pass, the park’s east entrance (35 minutes). From Yosemite Valley, take the Big Oak Flat Road and Tioga Road 38 miles (approximately 70 minutes). From Hwy. 120 west/Big Oak Flat Road, take the Big Oak Flat Road and Tioga Road 31 miles (45 minutes). You’ll find the campground north of the Tioga Road.
Yosemite National Park covers nearly 1,200 square miles (3,100 square km) in the Sierra Nevada, with elevations ranging from about 2,000 feet (600 m) to 13,000 ft (4,000 m). Yosemite receives 95% of its precipitation between October and May (and over 75% between November and March). Most of Yosemite is blanketed in snow from about November through May. (The Valley can be rainy or snowy in any given winter storm.)
Pets: Permitted (must be on a leash at all times). Fires: Wood and charcoal fires are permitted. People per site: A maximum of six people (including children) are allowed per campsite. Vehicles per site: A maximum of two motor vehicles are allowed per campsite. All vehicles must be parked on a parking pad. Trailers don't count against the vehicle limit as long as they fit on the parking pad. You are required to store food properly in order to protect Yosemite's bears. Learn more about bears , proper food storage , and food lockers .
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