Henrys Lake State Park

Henrys Lake State Park

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PARK UPDATE

Dump Station Remains Closed

Due to problems with the drain field, the Dump Station at Henrys Lake State Park will remain closed for the 2025/2026 season. Any updates to service availability will be posted here. 
 
Alternate Dump Stations are:
  • Bing Lemke Forest Service Dump Station, Last Chance, 20 miles south of the Henrys
  • Ashton Visitor Center, 43 miles south
  • Grizzly RV is available in West Yellowstone, 15 miles east.

The only sewage dump at the park will be the FULL hook-up sites.

We are sorry for the inconvenience.

Park Reservations

1-888-9-CAMPID or 1-888-922-6743
Henrys Lake Aerial
Henrys Lake Aerial
Great place for a picnic!
Great place for a picnic!
Henrys Lake State Park is an angler's paradise!
Henrys Lake State Park is an angler's paradise!
Cabin view at Henrys Lake
Cabin view at Henrys Lake
View of natural area at Henrys Lake
View of natural area at Henrys Lake

Additional Links

Henrys Lake State Park logo
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Current Conditions
3:27 pm, Sep 9, 2025
temperature icon 72°F
overcast clouds
28 %
1009 mb
4 mph
Wind Gust: 11 mph
Clouds: 100%
Visibility: 6 mi
Sunrise: 6:57 am
Sunset: 7:47 pm

Contact the Park

Street Address:

3917 E. 5100 N.
Island Park, ID 83429

Mailing Address:

Please use the street address.

Phone:

(208) 558-7532

Hours of Operation:

Day-use locations within state parks are open from 7 am to 10 pm, per Idaho state code 26.01.20 (5). Day-use hours may change based on park manager discretion.

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