Henrys Lake State Park
Idaho

Henrys Lake State Park

Available Activities
  • Camping
  • Fishing
  • RV
  • Cabins
Verified by America’s State Parks Editorial Team – Updated February 2026

Henrys Lake State Park on Idaho’s trophy trout lake is just 15 miles from Yellowstone’s west entrance! Land cutthroat averaging 3-5 pounds and enjoy mountain views!

Camping

AccommodationDetails
🏕️ CampsitesW/E hookups, $20-31/night
🏠 CabinsSleeps 5, heat/AC, $50-55/night
📅 SeasonMemorial Day – Oct 31

⚠️ 2025/2026 ALERT: Dump station CLOSED due to drain field issues. Alternatives: Bing Lemke FS, Ashton Visitor Center, Grizzly RV (West Yellowstone).

Trophy Trout

SpeciesSize
🐟 Yellowstone Cutthroat3-5 lbs average, 17-23″
🐟 Cutbow HybridsUp to 40″!
🐟 Brook TroutState record: 7+ lbs!

FAQ

What’s the bag limit?

2 trout daily (Memorial Day – Feb 14). Catch-and-release only Feb 15 – Memorial Day.

🎣 Yellowstone Gateway Trophy Fishing

Reserve at ID State Parks.

Location & Getting There

Henrys Lake State Park is located in Idaho. The park’s coordinates are 44.6163, -111.3677. Check the park’s official website or your state parks app for detailed driving directions and GPS navigation tips.

Quick Facts

  • Location: Idaho
  • Coordinates: 44.6163, -111.3677
  • Activities: Hiking, Camping, Fishing, Wildlife Viewing
  • Pets: Allowed on leash in most areas (check local rules)

Things to Do

Idaho parks showcase Northern Rockies and high desert beauty — alpine lakes, dramatic canyons, volcanic landscapes, and whitewater rivers. Activities include hiking, fishing rainbow and cutthroat trout, camping in remote settings, mountain biking, cross-country skiing, and whitewater rafting.

Best Time to Visit

Summer is peak with warm days and open trails. Fall brings golden aspens and uncrowded fishing. Winter is great for snow sports. Spring can be muddy at higher elevations.

Visitor Tips

Entry fee $7/day or $40/annual. Reservations up to 9 months in advance. Many parks are remote with limited cell service. Bear country protocols apply in northern Idaho.

Explore More Idaho State Parks

Henrys Lake State Park is one of many outstanding state parks in Idaho. Discover more parks in our Best State Parks in Idaho guide, or use our Park Finder to search by activity, location, or features.

Sarah Mitchell

About the Author

Outdoor Editor & Trail Expert

Sarah Mitchell is an outdoor writer and trail researcher with over 8 years of experience exploring state parks across America. As the lead editor at AmericasStateParks.org, she has personally visited more than 200 parks in 42 states, logging thousands of trail miles and hundreds of campground nights. Sarah specializes in detailed park guides, accessibility information, and family-friendly outdoor planning. Her work focuses on helping first-time visitors feel confident and well-prepared for their state park adventures.

200+ state parks visited across 42 states | 8+ years of outdoor writing

Last updated: February 20, 2026

Park Location