Idaho State Parks · Idaho

Henrys Lake State Park

Idaho State Parks · Idaho, United States

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Sites
83
Hookups
83 electric, 83 with water
Drinking water
Yes
Restrooms
Yes
Showers
Yes
Dump station
No
Pets
Yes
Elevation
6,532 ft
Dark sky
Bortle class 1
Cell coverage
T-Mobile good · AT&T good · Verizon good (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
Lake
Henrys Lake
Nearest town
Island Park
Address
3917 E 5100 N
Phone
208-558-7532
Activities
Biking, Bird Watching, Boating, Fishing, Hiking, Horseshoe Pits

About

Henrys Lake State Park is an Idaho State Park with 83 campsites available for camping.

Fees

Idaho State Parks and Recreation's published statewide camping rate (tax inclusive): Basic sites $14-$24/night, Electric sites $26-$32/night, Full Hook-Up sites $28-$40/night, larger-capacity Companion sites $46-$80/night. Plus a $7/vehicle/day Motor Vehicle Entrance Fee ($14 for non-residents at Bear Lake, Farragut, Hells Gate, Priest Lake & Round Lake specifically; $7 for non-residents elsewhere) and a $10/reservation transaction fee. NOTE: this park's dump station is currently "PERMANENTLY CLOSED," with a replacement planned nearby.

Weather, month by month

MonthTypical highTypical lowColdest nightHottest dayYears with a night below 32°F
January25°12°-18°37°11 of 11
February27°14°-14°43°11 of 11
March36°19°6°52°11 of 11
April41°26°1°55°11 of 11
May53°31°24°66°11 of 11
June67°43°31°82°1 of 11
July80°52°40°88°0 of 11
August78°52°44°87°0 of 11
September68°45°31°78°1 of 11
October49°32°9°69°9 of 10
November36°20°-2°54°10 of 10
December26°12°0°39°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

All public campgrounds in Idaho · Every state and province · Facts read from the operator 2026-08-25. Confirm fees, rules and current status with the operator before you go.