Idaho · published-coordinate region

Grayback

Look beyond the campground name. Compare the actual sites and the details that matter to your trip.

USDA Forest Service
14Supported overnight records
2Published site categories
14Sites with a reported party limit
A useful starting point, not a fit guarantee. Site-specific warnings are absent from this export. Published lengths may include a tow vehicle. Check the official site page for current notes, restrictions, approach and configuration before booking. No live availability is shown.

A closer look at the campground

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.Facilities The group campground contains two group sites with picnic and serving tables, grills, campfire circles and paved site pads. Site A can accommodate up to 150 people and 20 vehicles, and site B can accommodate up to 100 people and 15 vehicles. Both sites can be reserved at the same time, for even larger groups. The group sites share one accessible bathroom facility that has a men's and women's side, each with four stalls. There is also an accessible hand pump for drinking water and a dumpster that is shared between the two sites.The campground hosts 15 single sites and 3 double sites, each equipped with a paved parking spot, picnic table, lantern hook, and campfire ring. Three vault toilets, a two accessible hand pumps for drinking water, and dumpster are provided in the campground. Sites 2, 4, 7, 8, 11, and 15 are not listed on Recreation.gov and are first-come-first-serve. 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. Mores Creek flows nearby, down the hillside from the campground Contact Info This location is unstaffed. To speak with our main office for general information, please call: (208) 392-6681. 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. The campground is only 2 miles away from historic Idaho City, which is an old gold mining town that hosts multiple restaurants, bars, shops, a vistor center, and a museum.

Full operator-supplied campground description · Scroll within the panel for more · Amenities may be shared by the campground, not present at every site

How much is documented?

Reported fields across the 14 supported campsite records here. A reported value can still need interpretation; missing values remain unknown in the planner.

Party limit
14
Vehicle limit
14
Vehicle length
14
Driveway entry
14
Shade
14

Bars show counts, not a quality, accessibility or suitability score.

The campsite mix

Standard Nonelectric
12
Group Standard Nonelectric
2

Operator 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.

Campground-level source text. Confirm the current route and road conditions with the operator.

THE ACTUAL SITES

14 published campsite records

Filter for my trip

Raw published values are shown below, including zeros and ambiguous text. They are not validated capacities. The planner keeps missing, zero and questionable dimensions unknown.

View all 14 published site records
Select a site number to check its official current details
SITE / LOOPTYPEEQUIPMENT LIMITSPEOPLE / VEHICLESDRIVEWAYELECTRIC / SHADE
Site 001
MULT
Source updated: 2025-12-02
Standard Nonelectric
Rv: 69 ft
Tent: 50 ft
Trailer: limit unknown
Numeric screening only
12 people
4 vehicles
Back-in
Not reported
Not reported
Shade: Yes
Site 003
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 66 ft
Tent: 50 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
66 (raw length)
Not reported
Shade: Yes
Site 005
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 26 ft
Tent: 25 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
26 (raw length)
Not reported
Shade: Yes
Site 006
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 39 ft
Tent: 30 ft
Trailer: limit unknown
Numeric screening only
6 people
1 vehicles
Back-in
39 (raw length)
Not reported
Shade: Yes
Site 009
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 41 ft
Tent: 35 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
41 (raw length)
Not reported
Shade: Yes
Site 010
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 49 ft
Tent: 30 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
49 (raw length)
Not reported
Shade: Yes
Site 012
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 62 ft
Tent: 45 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
62 (raw length)
Not reported
Shade: Yes
Site 013
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 59 ft
Tent: 40 ft
Trailer: 12 ft
Numeric screening only
6 people
2 vehicles
Back-in
59 (raw length)
Not reported
Shade: Yes
Site 014
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 47 ft
Tent: 45 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
47 (raw length)
Not reported
Shade: Yes
Site 016
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 53 ft
Tent: 30 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
53 (raw length)
Not reported
Shade: Yes
Site 017
GRAY
Source updated: 2025-12-02
Standard Nonelectric
Rv: 59 ft
Tent: 40 ft
Trailer: limit unknown
Numeric screening only
6 people
2 vehicles
Back-in
59 (raw length)
Not reported
Shade: Yes
Site 018
MULT
Source updated: 2025-12-02
Standard Nonelectric
Rv: 85 ft
Tent: 50 ft
Trailer: limit unknown
Numeric screening only
12 people
4 vehicles
Back-in
85 (raw length)
Not reported
Shade: Yes
Site GRPA
GRPA
Source updated: 2025-12-02
Group Standard Nonelectric
Rv: 50 ft
Tent: 50 ft
Trailer: 50 ft
Numeric screening only
150 people
20 vehicles
Back-In
Not reported
Not reported
Shade: Yes
Site GRPB
GRPB
Source updated: 2025-12-02
Group Standard Nonelectric
Rv: 50 ft
Tent: 50 ft
Trailer: 50 ft
Numeric screening only
100 people
15 vehicles
Back-In
Not reported
Not reported
Shade: Yes

Other places to compare

Explore the region

Straight-line distances between campground points, not driving distance or route advice.