Wyoming State Parks · Wyoming
Guernsey State Park
Wyoming State Parks · Wyoming, United States
- Sites
- 250
- Season
- Year-round
- Group sites
- Yes
- Restrooms
- Yes
- Showers
- Yes
- Dump station
- Yes
- Pets
- Yes
- Elevation
- 4,390 ft
- Dark sky
- Bortle class 1
- Cell coverage
- T-Mobile weak · AT&T good · Verizon good (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Lake
- Guernsey Reservoir
- Nearest town
- Guernsey
- Address
- 2187 Lake Side Drive
- Phone
- 307-836-2334
- Activities
- Beach, Biking, Boating, Hiking, Horseback Riding, Swimming, Wildlife Viewing
203 numbered sites are mapped one by one - the site map below shows each with its facts and pictures.
Site map
203 numbered sites are mapped one by one on the imagery, with the operator's own facts and pictures for each site where it publishes them. Tap a site to rate it, keep a note and add your own photos; press and hold the map for a pin of your own. Your ratings, notes, pins and photos are kept with the campground on your Saved list, the same list the camping map and the drive page keep.
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About
Guernsey State Park is a Wyoming State Park with 250 campsites available for camping.
Fees
Wyoming State Parks and Cultural Resources' published statewide camping rate: $10.00/vehicle/night base camping rate (Wyoming resident) or $18.00/vehicle/night (non-resident), plus this park's day-use entry fee ($7.00/vehicle/day resident, $12.00/vehicle/day non-resident) and applicable sales/lodging taxes; +$10.00/night where an electric hookup is used. (Source: wyoparks.wyo.gov/index.php/permits-reservations/permits-fees.)
Wyoming State Parks says that outside the reservation season all sites remain open and are first-come, first-served. Reservations run May 15 to September 15 on reserve.wyoming.gov, the reservable season. Campgrounds are open all year-around. For reservable sites, reservations may be taken up to four (4) months of arrival date between May 1 - September 30. Water services to the campgrounds are unavailable October through April. All Campsites are First-Come, First-Served Until May 15, 2027. Electric Sites Available During Winter Season at: Skyline, Sandy Beach and Sandy Point Campgrounds. Dump Station is Closed until Spring 2027.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 39° | 22° | -17° | 58° | 11 of 11 |
| February | 44° | 21° | -20° | 66° | 11 of 11 |
| March | 49° | 29° | 1° | 80° | 11 of 11 |
| April | 61° | 33° | 13° | 83° | 8 of 11 |
| May | 69° | 46° | 31° | 89° | 1 of 11 |
| June | 84° | 59° | 44° | 102° | 0 of 11 |
| July | 93° | 65° | 54° | 101° | 0 of 11 |
| August | 89° | 62° | 51° | 99° | 0 of 11 |
| September | 84° | 55° | 28° | 99° | 1 of 11 |
| October | 64° | 40° | 20° | 83° | 4 of 10 |
| November | 55° | 32° | 7° | 73° | 8 of 10 |
| December | 43° | 26° | 2° | 61° | 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
- Larson Park Campground · City, County & Regional Parks · 6 mi
- Glendo State Park · Wyoming State Parks · 18 mi · 500 sites
- Wheatland City Park - Lewis Park · City, County & Regional Parks · 20 mi
- Esterbrook Campground · USDA Forest Service · 28 mi · 12 sites
- Friend Park Campground · USDA Forest Service · 35 mi · 11 sites
All public campgrounds in Wyoming · Every state and province · Facts read from the operator 2026-08-25. Confirm fees, rules and current status with the operator before you go.