Photo: Wisconsin DNR
With limited development and access, the Willow Flowage Scenic Waters Area is a large, island-studded reservoir with a truly wild flavor. The property includes 73 miles of shoreline (95% of which is undeveloped), 106 islands and seven boat landings. There are 37 rustic campsites scattered along the flowage shoreline and islands and 4 rustic campsites along the Lower Tomahawk River. All campsites are accessible by watercraft and are clearly marked along the water's edge.
Quick answers
When is the best time to visit Willow Flowage?
It depends on what you came for. Camping is best in June–September; fall color in September–October; boating & paddling in June–September; and biking in May–June and September–October.
What can you do at Willow Flowage in each season?
Winter (December–February): hiking, fishing, mountain & fat biking, snowmobiling and snowshoeing. Spring (March–May): hiking, fishing, biking, mountain & fat biking, ATV / UTV / off-road and hunting. Summer (June–August): camping, hiking, boating & paddling, fishing, biking, mountain & fat biking, ATV / UTV / off-road, horseback riding and picnics & shelters. Fall (September–November): camping, hiking, fall color, boating & paddling, fishing, biking, mountain & fat biking, ATV / UTV / off-road, horseback riding, hunting and picnics & shelters.
Do you need a state park sticker at Willow Flowage?
No. Willow Flowage doesn't require a vehicle sticker or a state trail pass.
Can you camp at Willow Flowage in winter?
Camping here is seasonal, generally May–October. The DNR's pages for this property don't list winter camping.
What state parks and trails are near Willow Flowage?
The closest state properties, as the crow flies: Bearskin State Trail (10 mi), Northern Highland American Legion State Forest (15 mi) and Turtle-Flambeau Scenic Waters Area (29 mi).
Good for
- Biking
- Boating & paddling
- Camping
- Fishing
- Hiking
- Horseback riding
- Hunting
- Mountain & fat biking
- ATV / UTV / off-road
- Picnics & shelters
- Snowmobiling
- Snowshoeing
Best months
January · February · May · June · July · August · September · October · November
Visiting
- Admission: A vehicle admission sticker is not required at Willow Flowage.
- Hours: Open 6 a.m. to 11 p.m. year-round.
- Phone: 715-892-0143
Accessibility
- Accessible campsite -- every developed campground here has at least one
From the DNR's accessibility guide, reviewed October 2026. Call the property to confirm before you go.
Nearby
- Bearskin State Trail (10 mi)
- Northern Highland American Legion State Forest (15 mi)
- Turtle-Flambeau Scenic Waters Area (29 mi)
- Council Grounds State Park (37 mi)
- Flambeau River State Forest (43 mi)
Closures and alerts for Willow Flowage: updates · RSS · JSON Feed
Text and park details on this page come from the property's DNR pages, checked every Monday; last change October 24, 2026. Closures and notices load live. Check current conditions before you go.