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Status unknown — verify before visiting

We don't have current condition data for this trail. Check with the land manager before you go.

William O'Brien State Park Upper Park Trail route map
ModerateLoop

William O'Brien State Park Upper Park Trail

Marine On St Croix, Minnesota

5.5 mi

Distance

535 ft

Elev. Gain

2h

Est. Time

Loop

Route Type

Moderate

Difficulty

About This Trail

The William O'Brien State Park Upper Park Trail is a 5.5-mile loop trail situated near Marine On St Croix. With a dirt surface and an elevation gain of 535 feet, this trail offers a moderately challenging hike through the scenic landscapes of Minnesota. The trail navigates a range of elevations, peaking at 304 meters. Given its loop design, it enables hikers to experience varied terrains without retracing their steps.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

No recent condition reports. Be the first to share what you see on the trail.

Hazards & Warnings

steep elevation gain

Elevation Profile

Min:242 ft
Max:304 ft
163 ft
163 ft
242 ft263 ft283 ft304 ft0.0 mi1.4 mi2.7 mi4.1 mi5.5 mi

Trail Details

Route Type
Loop
Surface
Dirt

Official sources & verification

We don't have curated agency sources for this trail in our cache yet. Outdoors is not the permitting authority — confirm conditions, permits, and access with the managing agency before you go. If you know who manages this trail, please tell us.

Best Seasons

Highlights

forest setting

Reviews

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

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