Fishing At Island Park Reservoir
AKA: Island Park Lake
What to fish for...
Guide to fishing for rainbow trout, cutthroat trout, brook trout, coho salmon and kokanee salmon at Island Park Reservoir in Idaho.

Trout and salmon are the prize at Island Park Reservoir, which is a 7,300-acre lake in the northeast corner of the lower part of the state, at Island Park, ID. Explore 64 miles of shoreline from a boat or fish from the bank during the spring and fall.
The purpose of this page is to deliver an overview of this lake, the fishing options, and area amenities. Our goal is to provide info to first time visitors, as well as beginner and novice anglers. We gathered details from personal experience, numerous trusted websites that each offer select bits of information, and videos of fishing activity on the lake. These websites include the Idaho Fish and Game, marinas at the lake, campgrounds, boat rental agencies and others. By consolidating this information to one page it allows visitors to see the entire picture, all in one place.
Lake Video
Island Park Reservoir, located in eastern Idaho, is a hidden gem for fishing enthusiasts. This scenic reservoir, surrounded by the breathtaking beauty of the Caribou-Targhee National Forest, offers a serene setting and exceptional angling opportunities. Anglers are drawn to Island Park Reservoir for its diverse fish populations and the chance to catch some of Idaho's popular fish species.
One of the prized catches in Island Park Reservoir is the cutthroat trout. This reservoir is known for its healthy population of Yellowstone cutthroat trout, which thrive in its cool, clear waters. These trout are highly sought after by anglers for their stunning colors and impressive fighting abilities. Additionally, the reservoir is home to other species such as rainbow trout and brook trout, providing anglers with a variety of fishing options.
Island Park Reservoir is a true haven for anglers and nature lovers, showcasing the best of Idaho's outdoor beauty. Whether you're casting a line for cutthroat trout, exploring the reservoir's calm waters by boat, or spending nights under the starry sky at a lakeside campsite, Island Park Reservoir promises an unforgettable experience. Its diverse fish populations, boating opportunities, and picturesque camping areas make it a must-visit destination for those seeking outdoor adventures in eastern Idaho.
Winter offers ice fishing for rainbow trout and kokanee near the dam, once the ice is safe. The elevation is 6,300 feet above sea level.
Primary fish species residing in Island Park Reservoir
Click images for fishing tips and details about each species.
Island Park Reservoir Amenities
Marina: NO
Boat Rental: YES
Boat Launch Ramp: YES
Campgrounds: YES
RV Hookups: YES
Lodging: YES
Convenience Store: NEARBY
Bait & Tackle: NEARBY
Restaurant: YES
Today's Weather & Forecast
In addition to fishing, Island Park Reservoir offers opportunities for boating enthusiasts. The calm waters and scenic surroundings make it a perfect destination for leisurely boat rides, kayaking, and canoeing. Exploring the reservoir by boat allows visitors to access different fishing spots, enjoy the picturesque landscapes, and create memorable moments on the water. Boat launch ramp usage can vary with lake levels, but there are primitive places around the lake to launch when the lake level is low. There are no motor HP restrictions for pleasure boats or fishing boats, and many locations for easy portage of canoes and kayaks.
Fishing Boat Rentals
Lakeside Lodge and Resort
Rentals: Fishing boats, pontoons and kayaks
208 558-9770
Public Boat Launch Ramps & Landings
Buttermilk Boat Launch Ramp
Located mid lake, on the north side of the lake, in Buttermilk Campground, this is a two-lane, concrete ramp with a dock and paved parking.
Island Park Boating Site
Located in the southeast section of the lake, off Island Park Boat Ramp Road, this is a two-lane, concrete ramp with a dock and gravel parking.
West End Boat Ramp
Located in the southwest corner of the lake, off 466 Road, this is a one-lane, concrete ramp with a dock and gravel parking.
Click here for a Idaho Fishing License.
Camping is a popular activity for those seeking to fully immerse themselves in the natural beauty of Island Park Reservoir. The area offers several campgrounds, both public and private, where visitors can set up their tents or park their RVs. Camping near Island Park Reservoir allows anglers and outdoor enthusiasts to wake up to breathtaking views, enjoy peaceful evenings around a campfire, and have convenient access to the fishing hotspots along the shoreline.
Campgrounds & RV Parks Nearby
McCrea Bridge Campground - 877 444-6777
Buffalo Campground - 208 558-7658
Upper Coffeepot Campground - 208 524-7500
Flat Rock (Idaho) Campground - 208 558-7658
Island Park Ranger Station Campground - 208 558-7301
Box Canyon Campground - 208 524-7500
Lodging Nearby
Lakeside Lodge and Resort - 208 558-9770
Buffalo Run RV Park & Cabins - 208 558-7112
Island Park Reservoir ID Map - Fishing & Camping Areas
Contact Information
Island Park Reservoir
Lakeside Lodge and Resort
3857 Lake Side Lodge Ln
Island Park, ID 83429
208 558-9770
Fishing lakes in each state.
Island Park Reservoir in Idaho.
IDAHO


Information about fishing lakes in Idaho
Island Park Reservoir offers trout and salmon fishing in the northeast corner of central Idaho.