Torne Mountain/Osio Rock Loop from Otter Hole

Norvin Green State Forest

West-facing view from Torne Mountain in Norvin Green State Forest. Photo by Daniel Chazin. West-facing view from Torne Mountain in Norvin Green State Forest. Photo by Daniel Chazin. Osio Rock Summit in Norvin Green State Forest. Photo by Daniel Chazin. Osio Rock Summit in Norvin Green State Forest. Photo by Daniel Chazin. Lake Kampfe from the Hewitt-Butler Trail in Norvin Green State Forest. Photo by Daniel Chazin. Lake Kampfe from the Hewitt-Butler Trail in Norvin Green State Forest. Photo by Daniel Chazin.

This loop climbs to the summits of Torne Mountain and Osio Rock, with excellent views.

41.045837, -74.350383

This rugged, figure-eight double-loop trail climbs two peaks at the southern end of Norvin Green State Forest – Torne Mountain and Osio Rock. Although it is less than three miles long, the hike may seem somewhat longer, as it involves considerable ups and downs on rocky trails.

At the eastern end of the parking area, at the sign “Welcome to Bloomingdale,” cross Glenwild Avenue. On the...

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Trip Reports

rate experience
August 21, 2017
5
Good hike, spectacular views on osio rock
I did this hike recently. The directions were on point. The trail was well blazed and easy to follow. A quick note to those using the brochure map provided by the Norvin Green State forest, the second half of the red trail isn't marked on the map. After descending southbound from osio rock, the trail does intersect and can easily be followed back to the parking lot.
bromli
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