Details
National Park ServiceLast Updated: November 26, 2025
Table Of Contents
Campground Overview
Introduction
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.
Campsite Details
Operating Hours
Porcupine Flat Campground typically opens sometime mid-July and closes in early October (exact dates vary). The opening date for Porcupine Flat Campground varies depending on the opening of the Tioga Road and related seasonal facility and road work.
Weather
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.)
Amenities
Trash & Recycling Collection
Toilets
Food Storage Lockers
Directions
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.
Rates & Fees
Porcupine Flat Campground Fee - All Sites
Porcupine Flat Campground Fee - All Sites
Rules & Regulations
Fire/Stove Policy
Wood and charcoal fires are permitted when the campground is in use/open.Regulations Overview
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. <b>You are required to store food properly in order to protect Yosemite's bears.</b> Learn more about <a href="https://www.nps.gov/yose/learn/nature/bears.htm">bears</a>, <a href="https://www.nps.gov/yose/planyourvisit/bears.htm">proper food storage</a>, and <a href="https://www.nps.gov/yose/planyourvisit/lockers.htm">food lockers</a>.Accessibility
Wheelchair Access
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
RV Allowed
Yes
RV Information
RVs and trailers are not recommended.
RV Maximum Length
24
Additional Information
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).
Trailer Maximum Length
0
ADA Information
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
Trailer Allowed
No
Access Roads
Paved Roads - All vehicles OK
Classifications
Limited Development Campground
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