Run Course

(13.1 miles)

The start is at the bike transition area on the south side of the Reservoir near the main pavilion.

Run west on the asphalt/gravel to the front gate.

Turn right and continue north on 55th Street, passing Monarch road, going about halfway to Niwot Road.

Turn around at the Turn-Around marker, go back to Monarch Rd. and turn left and head east on Monarch to the Canal Road entrance.

Pick up the canal road and head south around the Reservoir to the Transition area.

Runners will do two loops.

Run Course Map (PDF)

    About the event

    Athletes will begin with a 1.2-mile, one-loop swim in the Boulder Reservoir followed by a 56-mile relatively flat bike course with slight inclines and descents. The 13.1-mile, two-loop course offers great views of the Rocky Mountains and allows spectators to cheer athletes on as they head to the finish line.

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