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Fishing American Falls Reservoir

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By AA-Fishing Staff Writers

Fish species to fish for...

Guide to fishing for largemouth bass, smallmouth bass, rainbow trout, cutthroat trout, brown trout and yellow perch at American Falls Reservoir in Idaho.

American Falls Reservoir, ID

At an elevation over 4,000 feet above sea level, American Falls Reservoir is located in the southeast part of the state, at American Falls, ID. Covering 55,200 surface acres, this lake has over 100 miles of shoreline to explore and fish.

Lake Video

Located in southeastern Idaho, American Falls Reservoir is a fantastic destination for fishing enthusiasts. This expansive reservoir spans over 56 square miles, offering ample opportunities for anglers to enjoy their favorite pastime. The reservoir is known for its diverse fish populations, with several popular species attracting both local and visiting anglers.

One of the most sought-after fish species in American Falls Reservoir is walleye. Anglers are drawn to the reservoir's walleye population due to their size and aggressive nature. Walleye fishing can be particularly productive during the spring and fall seasons when the fish are actively feeding. Additionally, anglers can target other popular species such as rainbow trout, yellow perch, smallmouth bass, and catfish.

Whether you're casting a line for walleye, enjoying a day of boating, or camping by the reservoir's shore, American Falls Reservoir provides a delightful experience for fishing and outdoor enthusiasts. It's a place where you can connect with nature, indulge in recreational activities, and create lasting memories.

The lake has no HP restrictions for boat motors and is open year round. Most of the shoreline is surrounded by farm land, with a few areas accessible for fishing from the bank. A nice mixture of fish species includes bass, trout and perch. Rainbow trout are the primary species stocked in the lake annually. Along with several primitive areas for launching canoes and kayaks, there are several boat ramps for launching larger boats. Marina services, camping, lodging stores and fishing tackle are available at or nearby the lake.

Fishing Boats For Rent In Idaho

Primary fish species residing in American Falls Reservoir

Click images for fishing tips and details about each species.

Largemouth bass Smallmouth bass Rainbow trout Cutthroat trout Brown trout Yellow Perch

American Falls Lake Amenities

Marina: YES
Boat Rental: NO
Boat Launch Ramp: YES
Campgrounds: YES
RV Hookups: YES
Lodging: YES
Convenience Store: YES
Bait & Tackle: NEARBY
Restaurant: YES

Today's Weather & Forecast

Beyond fishing, American Falls Reservoir is also a popular spot for boating enthusiasts. With its vast expanse of water, visitors can enjoy cruising along the reservoir, water skiing, or simply exploring the numerous bays and inlets. Boating allows anglers to access various fishing spots and cover larger areas in search of their preferred species.

Fishing Boat Rentals

Willow Bay Resort
Rentals: Fishing boats and pontoon boats
208 226-2688

Public Boat Launch Ramps & Landings

Sportmans Park Boat Launch Ramp
Located mid lake, west side, off E 1700 S, this is a two-lane, concrete ramp with a dock and paved parking.

Willow Bay Resort Boat Launch Ramp
Located in the southeast corner of the lake, east side, off Marina Road, this is a two-lane, concrete ramp with a dock and paved parking.


Willow Bay Resort
2700 Marina Rd
American Falls, ID 83211
208 226-2688

Click here for a Idaho Fishing License.

For those looking to extend their stay, American Falls Reservoir offers several camping options. There are both developed campgrounds and primitive camping areas available, providing visitors with a range of choices to suit their preferences. Camping near the reservoir allows anglers and outdoor enthusiasts to immerse themselves in the natural beauty of the surrounding landscape and enjoy the tranquility of the area.

Campgrounds & RV Parks Nearby

Sportsman's Park Campground - 208 397-3000

Willow Bay Campground - 208 226-2688

Massacre Rocks State Park Campground - 208 548-2672

Indian Springs Resort & RV Park - 208 226-7700

Lodging Nearby

Fairview Inn - 208 226-2060

Falls Motel - 208 226-9658

American Falls Reservoir ID Map - Fishing & Camping Areas

Contact Information

American Falls Reservoir
Willow Bay Recreation Area
2830 Marina Rd
American Falls, ID 83211
208 226-2688


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American Falls Lake in Idaho.

Information about fishing lakes in Idaho

American Falls Reservoir offers bass, trout and perch fishing in the southeast part of Idaho.

Fishing on American Falls Reservoir.