Lakes & Rivers in Donnelly, ID

Lake Cascade sits directly west of Donnelly and is the community’s defining body of water, stretching over 47 square miles. It offers endless recreation opportunities year-round, from boating, sailing, and paddleboarding in summer to ice fishing and snowkiting in winter. Anglers flock here for perch, trout, and bass, while its multiple campgrounds and parks make it a hub for camping and family getaways. Windsurfing and kayaking are also popular thanks to the lake’s open expanses, making it one of the most versatile recreation spots in Valley County.

About 15 miles northwest of Donnelly in the Payette National Forest, Boulder Lake is a picturesque alpine destination reached by a moderate hike. The trail passes through pine forest and meadows before opening to the lake’s sparkling shoreline surrounded by rocky ridges. Boulder Lake is popular for fishing, day hikes, and picnicking, with anglers often catching trout in its cool waters. Its combination of forested approach and open alpine scenery makes it a favorite for outdoor enthusiasts.

Louie Lake lies roughly 18 miles northwest of Donnelly, tucked beneath Jug Handle Mountain. Accessible by a moderate trail, the lake rewards hikers with a pristine alpine basin framed by granite ridges and wildflower meadows. The terrain around the lake is perfect for photography, wildlife viewing, and even a refreshing summer swim. Its quieter setting compared to nearby lakes makes it a hidden gem for those seeking a peaceful escape with stunning high-country views.

Duck Lake is an easy, family-friendly destination in Payette National Forest, located about 15 miles from Donnelly. The short, gentle trail winds through evergreen forest and small clearings before reaching the lake, which is ringed by trees and offers a tranquil, reflective setting. The lake is popular for picnicking, fishing, and introducing kids to hiking. Its accessible terrain makes it one of the best beginner-friendly outdoor options near town.

Hum Lake is a more challenging destination, reached via an 8–9 mile round-trip hike from trailheads in the Payette National Forest. The trail climbs steadily over ridges, meadows, and rocky paths, offering expansive views before reaching the secluded alpine lake. Remote and rugged, Hum Lake is best suited for experienced hikers seeking solitude. Anglers can fish for trout, while backpackers often use the area for overnight trips thanks to its pristine wilderness setting.

Located about 20 miles north of Donnelly, the Hazard Lakes are a collection of small alpine lakes nestled in a forested high-country basin. A moderate trail leads to the lakes, where hikers can enjoy meadows filled with summer wildflowers and calm reflective waters. Fishing, photography, and peaceful picnics are common activities, and the lakes’ tucked-away feel makes them a great option for those looking for a quieter hiking destination.

The Payette River flows south through Valley County, with its branches accessible from Donnelly, and is one of Idaho’s premier whitewater destinations. Rafters and kayakers come for its thrilling rapids, while calmer sections allow for tubing and scenic floats. Fishing is also excellent, with trout, smallmouth bass, and mountain whitefish commonly caught. Its accessibility and variety of recreation make the Payette River a year-round attraction for adventure seekers.

Just east of Donnelly, the Gold Fork River meanders through forested terrain and is best known for its peaceful setting and proximity to Gold Fork Hot Springs. Anglers can cast for trout in its cool waters, and the surrounding landscape makes it a good spot for hiking or exploring on a quiet afternoon. Its smaller scale compared to the Payette offers a more intimate and serene river experience.

Southwest of Donnelly, the Weiser River flows through rolling ranchland and rugged canyons. While less intense than the Payette, it offers fishing opportunities and is paralleled by the Weiser River Trail, making it a favorite for long-distance biking, horseback riding, and hiking. The river’s gentle flow provides a scenic backdrop for recreation, and its trail access makes it particularly appealing for those who enjoy combining river views with outdoor adventures on land.