Unit 100 · Red Desert / Great Divide Basin
About this unit
Central Sweetwater County wrapping the Great Divide Basin and the Red Desert. Sage steppe, salt flats, and the Killpecker Sand Dunes; the Continental Divide splits at the basin and re-converges on the south. Predominantly BLM with significant wild horse and pronghorn habitat.
- Great Divide Basin
- Killpecker Sand Dunes
- BLM Red Desert
Public lands inside this unit
10 found
Big Sandy Reservoir
ParkNat'l Recreation AreaGreater Sand Dunes SRMA
ParkNat'l Recreation AreaKillpecker Sand Dunes Open Play Area
ParkNat'l Recreation AreaOregon National Historic Trail
ParkNat'l Recreation AreaPilot Butte Wild Horse Scenic Tour
ParkNat'l Recreation AreaPony Express National Historic Trail
ParkNat'l Recreation AreaSand Dunes
ParkNat'l Recreation AreaSeedskadee National Wildlife Refuge
ParkNat'l Recreation AreaOregon National Historic Trail
ParkotherPony Express National Historic Trail
Parkother
Trails near Unit 100
6 found
Continental Divide Trail
3001.6 miTrailDifficulty: Difficult
Boars Tusk
11.7 miTrailDifficulty: EasySteamboat Mountain
6.4 miTrailDifficulty: ModerateWashington to Arizona Backcounty Discovery Route Ride
4.7 miTrailDifficulty: Moderate
White Mountain Petroglyphs
0.7 miTrailDifficulty: EasyIsland Park Trail
0.3 miTrailDifficulty: Easy
Campgrounds near Unit 100
7 found
Killpecker Sand Dunes Open Play Area Campground
Pricing varies — check with the operatorCampgroundHoneycomb Buttes WSA
Pricing varies — check with the operatorCampgroundSweetwater Event Complex Fairgrounds
Pricing varies — check with the operatorCampgroundRock Springs/Green River KOA Journey
Pricing varies — check with the operatorCampgroundOregon Buttes WSA
Pricing varies — check with the operatorCampgroundNorth Table Rock Camping Area
Pricing varies — check with the operatorCampgroundGreater Sand Dunes SRMA
Pricing varies — check with the operatorCampground
On the books in Wyoming
Species inventory is state-level — which units actually hold or permit each species varies. Verify unit-specific rules with the state agency linked above.
Official agency resources
Wyoming Game and Fish Department
- Hunting regulations ↗
https://wgfd.wyo.gov/Regulations
- Draw / lottery ↗
https://wgfd.wyo.gov/licenses-applications/application-process
- GMU map ↗
https://wgfd.maps.arcgis.com/apps/instant/basic/index.html?appid=1e749fed2804465c82f119f76b374be1
- Harvest reporting ↗
https://wgfd.wyo.gov/hunting-trapping/harvest-reports-surveys
- Hunter education ↗
https://wgfd.wyo.gov/education-camps/hunter-education
- Buy a license ↗
https://wgfd.wyo.gov/licenses-applications
Authoritative source
Outdoors does not publish hunting regulations directly. For current season dates, bag limits, legal weapons, draw deadlines, and license costs in unit 100, go straight to the issuing agency.
Read the Wyoming agency pageBoundary verified by Outdoors against the agency source on 09/06/2026.