State park · Hudson

Willow River State Park

AT A GLANCE

Why go?

Just five miles northeast of Hudson, Wisconsin—and barely half an hour from the Twin Cities—Willow River State Park wraps 2,800-plus acres of rolling countryside around one of the most dramatic natural features in the upper Midwest: Willow Falls, a 45-foot cascade that tumbles over three sloping ledges into a deep, rugged gorge. For a state park this easy to reach, the sense of wildness is surprising. The gorge was carved over some 500 million years, and the park's nature center is the best place to grasp that timeline before you head down to the water.↗↗↗

Beyond the falls, the park balances two very different kinds of fun. There is a sandy swimming beach, a boat launch and paddling waters on Little Falls Lake for hot summer afternoons, and miles of scenic trails running through prairie remnants, hardwood forest and wetland for everyone else. Add family and group campgrounds, lakeside picnic areas and a calendar of seasonal events, and it becomes clear why this is consistently one of Wisconsin's busiest state parks.↗↗

A LITTLE INSPIRATION IS ON ITS WAY

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State park · Hudson

Willow River State Park

Hudson, US 4.7 (4,512 Google reviews)

Photo: Google Maps

AT A GLANCE

Why go?

Just five miles northeast of Hudson, Wisconsin—and barely half an hour from the Twin Cities—Willow River State Park wraps 2,800-plus acres of rolling countryside around one of the most dramatic natural features in the upper Midwest: Willow Falls, a 45-foot cascade that tumbles over three sloping ledges into a deep, rugged gorge. For a state park this easy to reach, the sense of wildness is surprising. The gorge was carved over some 500 million years, and the park's nature center is the best place to grasp that timeline before you head down to the water.↗↗↗

Beyond the falls, the park balances two very different kinds of fun. There is a sandy swimming beach, a boat launch and paddling waters on Little Falls Lake for hot summer afternoons, and miles of scenic trails running through prairie remnants, hardwood forest and wetland for everyone else. Add family and group campgrounds, lakeside picnic areas and a calendar of seasonal events, and it becomes clear why this is consistently one of Wisconsin's busiest state parks.↗↗

Willow Falls and the Willow River Gorge

The falls are the park's undisputed centerpiece. Willow Falls drops 45 feet over a series of ledges cut into ancient limestone, sending the water rushing and rippling down into a gorge whose rock walls reach some 200 feet. The best viewing comes from the network of overlooks and the stairway that take you down to the base of the cascade, where you can stand directly beneath the mist. In the height of summer, the pool below is a popular spot for a cool plunge—though the rock is slick and the gorge is tight, so watch your footing and keep children close.↗↗↗

Before you go, stop at the nature center. It unpacks the geological story of the gorge—from ancient seas to today's layered sandstone and shale—so the rocks and the fossils set into them read very differently once you're standing on the trail above them.↗↗

On the water at Little Falls Lake

When the falls draw their crowds, Little Falls Lake offers an easier way to spend the day. A sandy swimming beach anchors one end of the lake, ringed by a picnic area and a boat launch, with a paved trail running between them. The lake is closed to motorized boats, which keeps it peaceful for canoeing, kayaking and paddling, and anglers work the water for bass and panfish. There are no lifeguards on duty, so you swim at your own risk—and on a hot weekend the beach fills up fast.↗↗↗

Thirteen miles of trails for every pace

The park maintains about 13 miles of hiking trails that range from easy and paved to steep and challenging, with the waterfall and the river-valley overlooks as the most popular destinations. The Willow Falls Hill trail is the shortest, steepest route straight to the falls, while the longer Willow Falls trail follows the shore of Little Falls Lake and the river for gentler walking and plenty of wildflowers and birdsong along the way.↗

For variety, the Nelson Farm trail threads through river bottomland, wetland, prairie, oak forest and old-growth white pine before ending with a wide vista on the north side of the lake, and the Pioneer trail climbs the top of the valley to a spectacular overlook above the falls beside the graves of the region's first white settlers. Families and visitors wanting a slow, accessible stroll can take the Hidden Ponds nature trail, a half-mile paved interpretive loop behind the nature center through oak forest and wetland—excellent for watching deer and birds. The Little Falls trail, also paved, is the park's only route open to bikes and rollerblades.↗

Campgrounds, picnics and a park for all seasons

Willow River is one of the busiest campgrounds in the entire Wisconsin state park system, and for good reason: waking a few minutes' walk from a 45-foot waterfall beats any hotel. The park offers family and group campgrounds spread across several loops, from the more open, RV-friendly areas to the wooded loops with shower facilities, and it books up quickly for summer weekends. Lakeside picnic areas with tables and grills, plus reservable shelters, make a day trip easy to stretch into an afternoon.↗↗

The park never closes, and winter gives it a second personality. Willow Falls takes on dramatic ice formations while the water still rushes beneath them, the stairway and overlooks stay open year-round, and the trails become routes for cross-country skiing and snowshoeing. The park also runs seasonal events—think full-moon snowshoe hikes and winter scavenger hunts—that draw families out after dark.↗↗

Planning your visit

The park is open from 6 a.m. to 11 p.m. year-round, and a Wisconsin state park vehicle admission sticker is required at the gate. It's easiest to reach via County Road A north from Hudson, off Interstate 94. A few practical notes: water systems and flush restrooms shut down seasonally in the cooler months, so plan on vault toilets in winter, and the lake's swimming beach is lifeguard-free and seasonal. Dogs are welcome on the trails and in campgrounds provided they're leashed and under control, but they aren't allowed on the public swimming beach.↗↗↗

If you want the falls to yourself, arrive early: the main trailhead and the cascade get crowded on summer weekends, and an early start also beats the heat for the steep hills. For paddlers and anglers, the quiet of Little Falls Lake after the day-trippers leave is the reward for staying late.↗↗

What makes it special

01

Willow Falls: a 45-foot cascade over three ledges plunging into a roughly 200-foot-deep gorge, with overlooks and a stairway to the base.↗↗

02

Sandy swimming beach, non-motorized paddling and bass-and-panfish fishing on Little Falls Lake.↗↗

03

About 13 miles of varied hiking trails, from paved accessible loops to steep routes over prairie, wetland and old-growth pine.↗

04

Dramatic ice formations and groomed ski and snowshoe trails make winter a second season worth visiting.↗↗

A little planning goes a long way

A vehicle admission sticker is required for entry; the park is open 6 a.m. to 11 p.m. year-round.↗
Reach the park via County Road A, about 5 miles northeast of Hudson and roughly 30 minutes from the Twin Cities off I-94.↗
Campgrounds are among the state's most popular—book summer weekends well in advance.↗
In the cooler months, water systems and flush restrooms close seasonally; expect vault toilets.↗↗
Start early or stay late to see Willow Falls without the midday summer crowds.↗

About this guide

Compiled with AI assistance from the sources below; this is not a first-hand visit. Place details collected October 5, 2026. Hours, access and ratings can change; confirm with the venue before visiting.

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1034 Co Hwy A, Hudson, WI 54016

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Opening hours +

As reported by Google Maps. Confirm holiday hours before you go.

Friday: 6AM-11PM
Monday: 6AM-11PM
Sunday: 6AM-11PM
Tuesday: 6AM-11PM
Saturday: 6AM-11PM
Thursday: 6AM-11PM
Wednesday: 6AM-11PM

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Willow River State Park

Why go?

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Finding your next place…

Willow River State Park

Why go?

More of United States: New York

Willow Falls and the Willow River Gorge

On the water at Little Falls Lake

Thirteen miles of trails for every pace

Campgrounds, picnics and a park for all seasons

Planning your visit

What makes it special

A little planning goes a long way

About this guide