Runner's HI 20K

AUG

31

2025

Read all about the Runner's HI 20K on 31 Aug 2025 in Kapolei.

Sun 31 Aug 2025

Kapolei, Hawaii

Website Registration

20 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

About the race

Runner's HI 20K is a flat, fast running event on O'ahu's West Side, centered at the Kalaeloa Professional Center on Saratoga Avenue in Kapolei, HI. The race includes 20K and 5K distances and marks the second stop in the 2025 Marathon Series. Runners enjoy a beachside course with a new layout for 2025, designed for pace control and personal bests.

Highlights include an interactive course map, upgraded tech shirts for the first 500 entrants, custom 20K medals, and age-group and overall awards. Finisher medals are awarded to all finishers, and parking is available around the start/finish area. Visit the organization's website for the most recent information.

20 km

20k

5 km

Events nearby

Aug

15-16

Sa - Su

Hawaii Spartan Trifecta Weekend

Haleiwa | 18 mi from Kapolei

5 km 10 km Half Marathon 50 km

Experience an incredible obstacle course weekend at the iconic Dillingham Ranch on Oahu. Choose from various distances including a 5k Sprint or a 50k Ultra set between majestic mountains and the Pacific Ocean.

Oct

10

Sa

Muddy Dash - Honolulu, HI

Honolulu | 14 mi from Kapolei

3 mi

Experience several miles of fun at this muddy obstacle course in Honolulu. Navigate waist deep mud pits and diverse challenges in a non competitive atmosphere designed for fun and community benefit.

More events near Kapolei