4.8
(2887)
12,053
hikers
01:29
5.09km
140m
Hiking
Hike the easy 3.2-mile Anne U. White Trail in Boulder County, following Fourmile Canyon Creek to a picturesque waterfall and foothill views.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
26 m
Highlight (Segment) • Trail
Tip by
5.09 km
End point
Parking
Way Types & Surfaces
Way Types
5.07 km
< 100 m
Surfaces
5.08 km
Sign up to see more specific route details
Sign up for free
Elevation
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Today
Thursday 7 May
17°C
4°C
15 %
Additional weather tips
Max wind speed: 14.0 km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
Parking for the Anne U. White Trail is available at the trailhead. Due to the trail's popularity, especially on weekends, it's highly recommended to arrive early in the morning or visit on weekdays to secure a spot and avoid crowds. There is no public transportation directly to the trailhead, so driving is the primary option.
Yes, dogs are permitted on the Anne U. White Trail. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all hikers.
The Anne U. White Trail is beautiful year-round. Spring and summer offer vibrant wildflowers and lush riparian scenery, with the dense tree canopy providing welcome shade. In winter, the trail can be snow-packed, icy, or muddy, so lightweight traction devices might be beneficial. Visiting during the shoulder seasons (spring/fall) or on weekdays can help avoid peak crowds.
No, there are no specific permits or entrance fees required to hike the Anne U. White Trail. It is part of Boulder County Parks & Open Space, which generally does not charge for access to its trails.
The trail meanders through a narrow canyon, following the Fourmile Canyon Creek and crossing it multiple times, often via rock-hop crossings. The path is generally well-defined, skirting rocky outcroppings and ledges. While mostly flat, there are a few short, memorable climbs, including a stair-stepping hill and a rocky scramble. After about a mile, the terrain opens up, offering views of the surrounding Boulder foothills. In winter, expect snow, ice, and mud.
You'll experience a lush riparian habitat with a dense tree canopy and the scenic Fourmile Canyon Creek, which the trail crosses numerous times. Approximately halfway through the hike, there's a small, picturesque waterfall, perfect for a rest stop. The trail also offers views of the Boulder foothills as it opens up. The trail itself, named Anne U White Trail, is a highlight in itself.
Yes, the Anne U. White Trail is generally considered easy and family-friendly. While there are a few short climbs, the overall elevation gain is relatively low, making it accessible for hikers with a moderate level of fitness. It's a great option for those new to hiking or looking for a relaxed outing.
The Anne U. White Trail is an out-and-back route. It typically measures between 1.6 to 1.7 miles one way, making the full round trip approximately 3.1 to 3.3 miles. The trail ends abruptly at a sign indicating private property, requiring hikers to turn around and retrace their steps.
The trail's lush riparian habitat supports diverse wildlife. Hikers often spot deer, foxes, and various bird species. In the spring and summer months, the canyon comes alive with vibrant wildflowers, adding to the scenic beauty.
Yes, when hiking in Boulder County Parks & Open Space, including the Anne U. White Trail, it's important to follow Leave No Trace principles. Dogs must be leashed, and the trail is pedestrian-only, meaning bikes and horses are not allowed. Always stay on marked trails to protect sensitive ecosystems. For more detailed regulations, you can visit the Boulder County website.
The trail is dedicated to Anne U. White, a local conservationist who, along with her husband, played a crucial role in preserving Boulder's open spaces. The trail itself has a history of resilience; it was significantly damaged during the 2013 floods and remained closed for several years for restoration and rebuilding, eventually reopening in late 2019 or early 2020.
Great, easy hike that is perfect for kids. Extremely well maintained with lots of creek crossing rock hopping as the trail winds through the woods.