more stats
5.0 miles
Distance
281 ft
Climb
-283 ft
Descent
755 ft
High Point
-1 ft
Altitude change
580 ft
Altitude min
588 ft
Altitude start
587 ft
Altitude end
-16.9%
Grade max
16.9%
Grade min
1 mile
Distance climb
2 miles
Distance down
2 miles
Distance flat

Thordarson Loop Trail Details

  • Activities
    • Hike
    • Trail Running
  • Riding Area
    Rock Island State Park
    Rock Island, Wisconsin
  • Difficulty Rating
    Blue Rate
  • Local Popularity
    100 in Hiking [+]
    • 50 in Trail Running
  • Global Ranking
    #18278 in Hiking
  • Hiking SAC Scale
    T1 Hiking
  • Trail Type
    Singletrack
  • Direction
    Both Directions
  • Dogs Allowed
    Yes

The Thordarson trail follows the circumference of the island for 5.2 miles. The trail is named for Chester Thordarson and his family, who owned the island from 1910 to 1964. Highlights include the Pottawatomie Lighthouse, historic cemeteries, scenic overlooks and a historic water tower.

Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 1 rides
  • 4 miles avg distance
All
  • 1 rides
  •  
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      Directions to thordarson-loop-trail trailhead (45.409670, -86.829130)
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      Nearby Trails

      Rock Island State Park

      Frequently Asked Questions

      ▼ Where is Thordarson Loop Trail located?
      Thordarson Loop Trail is located in Rock Island State Park, Rock Island, Wisconsin, United States. It is part of the Rock Island State Park trail network. The trailhead is located at coordinates 45.40967, -86.82913.
      ▼ How hard is Thordarson Loop Trail?
      Thordarson Loop Trail is rated as Blue difficulty.
      ▼ What is the elevation gain for Thordarson Loop Trail?
      Thordarson Loop Trail has 281 ft of elevation gain. The trail has 283 ft of elevation descent. The elevation ranges from 580 ft to 755 ft.
      ▼ Is Thordarson Loop Trail a point to point trail?
      Thordarson Loop Trail is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is Thordarson Loop Trail?
      Thordarson Loop Trail is 5.0 miles long. The trail type is singletrack.
      ▼ Are dogs allowed on Thordarson Loop Trail?
      Yes, dogs are allowed on Thordarson Loop Trail. Please keep dogs on a leash where required and clean up after them.
      ▼ When is the best time of year to hike Thordarson Loop Trail?
      Based on activity log data, the most popular months to hike Thordarson Loop Trail are:
      • June (1 activities)
      Check the reports page for current trail conditions.
      ▼ How busy is Thordarson Loop Trail?
      Thordarson Loop Trail is a very popular trail. There have been 9 recorded activities on this trail. The trail has received 10 check-ins. View recent activity on this trail.

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