South Dakota · SD
Union County Trail Maps
7 named trails across Union County, South Dakota, with maps, distances, and elevation profiles.
About trails in Union County, South Dakota
Union County has 7 named trails on the map, covering 27.5 miles in total, an average of 3.9 miles per trail. That is the 10th largest mapped trail network among 14 counties in South Dakota. 6 of them are tagged for hiking and 3 for mountain biking.
The longest single trail is River Loop, at 9.6 miles. 3 trails run 5 miles or longer. Mapped points of interest in the county include 9 campsites and 1 boat launch. The nearest town to these trails is North Sioux City.
What the trails in Union County are like
By length, 1 is under a mile, 3 run 1 to 5 miles, and 3 are 5 miles or longer.
Of the 3 with a difficulty rating, 2 easy and 1 moderate. Of the 7 with measured elevation, Perimeter Loop climbs the most, about 13 ft.
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Trails by town in Union County
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Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt .