USDA Forest Service · Wyoming

Hidden Valley Group Site

USDA Forest Service · Wyoming, United States

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Sites
1
Hookups
1 with water, 1 no hookups
Group sites
Yes
Drinking water
Yes
Restrooms
Yes
Pets
Yes
Elevation
8,586 ft
Dark sky
Bortle class 2
Cell coverage
AT&T weak · Verizon weak · T-Mobile good (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
Access road
BLAIR WALLIS (NFSR 705) · native material · moderate degree of user comfort
Lake
Medicine Bow-Routt NFs & Thunder Basin NG
Nearest town
LARAMIE
Address
Laramie Ranger District, LARAMIE, WY, 82070
Phone
307-745-2300
Activities
Camping, Climbing, Day Use Area, Hiking, Mountain Biking, Off Highway Vehicle Trails, Off Road Vehicle Trails, Photography, Picnicking, Rock Climbing, Wildlife Viewing

1 numbered sites are mapped one by one - open the site map to pick yours.

About

Overview

Hidden Valley Group Site offers a large open space surrounded by scenic forest. Ideal for groups of up to 200 people to gather amidst a beautiful outdoor setting. This is a great facility for family reunions, weddings, birthday parties, youth group outings, graduation celebrations, or large outdoor events and can be used as an overnight campground as well.

Recreation

Both camping and picnicing are possible at this group site. Nearby at the Tie City and Summit Trailheads exists an extensive bike trail system.

Facilities

The picnic site can accommodate up to 200 guests and 50 vehicles at a time. Vault toilets, picnic tables, and grills are provided.

Handpump water may be available in this campground from May to September. These dates may vary due to weather, well and/or pump maintenance, and water testing requirements. As such, we encourage you to bring your own water or call ahead.

Natural Features

This group site lies just east of Laramie, Wyoming, at an elevation of 8,600 feet.

The Medicine Bow-Routt National Forests and Thunder Basin National Grassland encompass nearly 3 million acres from central and northeastern Wyoming to north-central Colorado.

Lodgepole pine, aspen, fir, spruce, and shrubs dominate the landscape of the national forests. The Grassland boasts numerous species of grasses and wildflowers that add color to the landscape during warmer months.

Black bear, bobcat, coyote, elk, mule deer, and moose are just some of the many animals that inhabit these rich and diverse lands.

Nearby Attractions

Many more outdoor opportunities exist in the surrounding national forests and grasslands, including hiking, biking, camping, horseback and off-road vehicle riding, fishing, hunting, sightseeing, and winter sports.

Weather, month by month

MonthTypical highTypical lowColdest nightHottest dayYears with a night below 32°F
January27°9°-23°44°11 of 11
February30°11°-27°50°11 of 11
March36°17°-8°61°11 of 11
April48°23°-6°65°11 of 11
May54°34°14°73°10 of 11
June72°45°35°84°0 of 11
July78°50°40°85°0 of 11
August75°49°39°82°0 of 11
September70°43°18°82°1 of 11
October54°31°-5°67°9 of 10
November41°23°-3°59°10 of 10
December30°13°-13°49°10 of 10

Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.

Nearby campgrounds

All public campgrounds in Wyoming · Every state and province · Facts read from the operator 2026-07-24. Confirm fees, rules and current status with the operator before you go.