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Activities

Established Camping

Grayback

Closed For the Season

This campground is closed for the season from September 2, 2024 through May 25, 2025.

Grayback is located near Idaho City in the Boise National Forest. The terrain consists of forested areas with a mix of pine trees and open spaces. Temperatures range from 30°F in winter to 85°F in summer, and nearby attractions include the historic Idaho City and the scenic trails of the Boise National Forest.

Description

National Forest

Boise National Forest

Overview

Grayback Campground is located 36 miles northeast of Boise, Idaho, just off scenic Highway 21. Historic Idaho City is just two miles north of the campground. Visitors enjoy fishing in Mores Creek and exploring the Grayback Gulch Trail.

Recreation

Mores Creek can be accessed just below the campground. Anglers fish for whitefish and rainbow trout. Grayback Loop Trail begins within the site, offering a 1-mile footpath for hikers. Numerous trail opportunities are in the area just north of Idaho City, where hiking, biking, horseback riding and off-road vehicles can be enjoyed. During the winter, the area becomes a playground for back country skiers and snowmobiles.

Natural Features

The campground is situated on a hillside about a quarter-mile above Highway 21, at an elevation of 4,200 feet. A ponderosa pine forest covers the site, offering partial shade. Wildlife and summer wildflowers are abundant in the area.

Nearby Attractions

Highway 21, also known as the Ponderosa Pine Scenic Byway, snakes along Mores Creek to Mores Creek Summit, Gold Fork and Banner Ridge, offering historic sites, hot springs pools and breathtaking views of the surrounding mountains and forest along the way to the campground.

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Location

Grayback is located in Idaho

Detail location of campground

Directions

From Boise, take State Highway 21 north for 36 miles. Campground access road is located on the east side of the road, between mileposts 36 and 37. Turn right and travel a quarter-mile to the campground.

Address

HIGHWAY 21
Idaho city, ID

Coordinates

43.8072222 N
115.8647222 W

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Access

  • Drive-In
    Park next to your site
  • Walk-In
    Park in a lot, walk to your site.

Stay Connected

  • WiFi
    Unknown
  • Verizon
    Unknown
  • AT&T
    Unknown
  • T-Mobile
    Good

Site Types

  • Tent Sites
  • RV Sites
  • Standard (Tent/RV)
  • Group

Features

For Campers

  • Trash
  • Reservable
  • Toilets

For Vehicles

  • Big Rig Friendly

Contact

General Info

Reservations


Reviews

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3.5

out of 5

3 Reviews

Reviewed Aug. 27, 2023

Terrific campground near Idaho City

The tall pines provided ample shade from the hot August sun. The sight was very clean and accessible. We went to the rodeo and had a great time visiting.

Site13
Month of VisitAugust
Reviewed Sep. 1, 2019

Great Spot in nature, one hour from Boise

THE BRIDGE IS OPEN.  Grayback aka Grayback Gulch CG was closed for a few seasons while the bridge entering the park was replaced.  Pros: I like this little CG; good spacing between sites, clean toilets, potable water and plenty of hiking and fishing opportunities nearby.   I can leave Boise and be on-site in about an hour. Cons: It's close enough to Hwy 21 that you can hear the bigger trucks, very popular ATV/UTV trail head, so expect a little noise and road dust.

SiteI've stayed at several sites.
Month of VisitJuly

Frequently Asked Questions

  • What is the max vehicle length at Grayback?

    Grayback allows vehicles up to 50 feet.

  • Is there cell phone reception at Grayback?

    According to campers on TheDyrt.com, Verizon signal is unknown, AT&T is unknown, and T-Mobile is good.

  • How hard is it to get a campsite at Grayback?

    Some campers book as far as 6 months in advance, so on high-demand weekends it can be very difficult to get a campsite at Grayback. If you want to get a last-minute campsite at Grayback, try setting up a text message Alert atTheDyrt.com/alerts

  • Why is it so hard to get a campsite at Grayback?

    There are 14 campsites at Grayback and over 80 million Americans who camp! Try snagging a cancellation by setting up a text message Alert atTheDyrt.com/alerts