Guernsey State Park
Wyoming State Park · Platte County
Guernsey State Park entrance fee
$7–$12 per vehicle — Day use: $7 per vehicle for Wyoming residents, $12 for non-residents (2026). Camping is charged per vehicle on top of day use.
About Guernsey State Park
Civilian Conservation Corps crews built the trails, bridges and buildings here from 1934 to 1937, among them a cliff-top museum and the Castle lookout, and the park is now a National Historic Landmark. Hike 14 miles of restored CCC trail.
Things to do
- 🥾 Hiking
- 🚲 Biking
- 🏊 Swimming
- ⛵ Boating
- 🐎 Equestrian
- 🐦 Birding
- 🧭 Geocaching
Amenities & facilities
- 🏕️ Campsites
- 🚿 Showers
- 🚻 Restrooms
- 🛖 Cabins
- 🛝 Playground
- 🚤 Boat Ramp
- 🚐 RV Dump Station
- 🌿 Nature Center
RV / campsite hookups
- ⚡ Electric & Water
- ⛺ Primitive / No Hookups
More Wyoming state parks with cabins · swimming · horseback riding
Camping options
- RV Campsites
- Electric Hookup Sites
- Primitive Campsites
Lodging options
- Yurts — $50/night
Facility rentals
Pavilions and meeting rooms you can reserve for groups and events.
- Group picnic shelters — $66/day
Facility hours
The Guernsey Museum is a seasonal facility that is open from May 1 through September 30.
Visitors may visit the Museum between the hours of 9:00 a.m. - 5:00 p.m..
Schedules for pools, museums, campgrounds, tours and other facilities inside the park, as published by Wyoming State Parks, Historic Sites & Trails — not the park's own opening hours.
Contact
Phone307-836-2334
Address2187 Lake Side Drive, Guernsey, WY 82214
🎒 Gear up for Guernsey State Park
Popular gear for what this park offers:
- Tents
- Binoculars
- Hiking boots
- Bike helmets
- Water shoes
- Life jackets
- Riding helmets
- Handheld GPS
- RV surge protector
- Bug spray
- Coolers
- Sleeping bags
- Camp chairs
- Camp stoves
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