Iowa Trail Run Series: Jester Park

SEP
13
2026
Trail races at Jester Park beside Saylorville Lake include 5K, 10K and a new enduro where runners repeat a 3.1 mile loop over 10 hours. The event features marked courses, basic timing, a custom bib, rotating race items and post-race food.
Sun 13 Sep 2026
10 kilometers 3 miles 5 kilometers

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Iowa Trail Run Series: Jester Park

The event takes place at Jester Park along the shore of Saylorville Lake in Granger, Iowa. Races run on a mix of trail surfaces including gravel, dirt, and grass, and the course passes by a buffalo enclosure.

Available event formats include:

  • ITRS Jester 5K
  • ITRS Jester 10K
  • ITRS Jester Enduro Individual (3.1 mile loop, repeatable over 10 hours)
  • ITRS Jester Enduro Team (up to 5 people)

Course management features include clear marking, course support, and basic timing. Participants receive a custom bib and a rotating race item such as a buff, socks, a stocking cap, a coffee mug, or an aluminum water bottle. Those who register for the full series receive a series gift. A tri-blend shirt with an animal icon is available as an optional purchase.

Post-race offerings include food and on-site games. The 2026 program adds the enduro format, which challenges participants to complete the 3.1 mile loop multiple times within the ten-hour window. The description above summarizes the event formats, surface types, and on-site amenities provided at Jester Park. Visit the organization's website for the most recent information.

10 km
Itrs Jester 10k
3 mi
Itrs Jester Enduro Team (up to 5 People)
5 km
Itrs Jester 5k
3 mi
Itrs Jester Enduro Individual