Browse all 2018 Hawaii half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
See also: Hawaii Half Marathons, Listed by City
January 2018
- Sun, Jan 14: Maui Oceanfront Marathon, Half Marathon, 15K, 10K & 5K in Lahaina, HI
- Thu, Jan 18: Aloha Marathon Series – Day 1 in Kapa’a, HI
- Fri, Jan 19: Aloha Marathon Series – Day 2 in Kapa’a, HI
- Sat, Jan 20: Aloha Marathon Series – Day 3 in Kapa’a, HI
- Sun, Jan 21: Aloha Marathon Series – Day 4 in Kapa’a, HI
March 2018
- Sat, Mar 17: Maui Valley to the Sea Half Marathon, 10K & 5K in Wailuku, HI
- Sun, Mar 18: Big Island International Marathon & Half Marathon in Hilo, HI
- Sun, Mar 25: Windward Half Marathon & 5K in Kailua, HI
April 2018
- Sun, Apr 8: The Hapalua – Hawaii’s Half Marathon in Honolulu, HI
May 2018
- Sun, May 27: Hibiscus Half Marathon, 15K & 5-Mile in Honolulu, HI
June 2018
- Sat, Jun 2: Kahakuloa Half Marathon & Relay in Kahakuloa, HI
- Sun, Jun 24: Kona Marathon, Half Marathon, Quarter Marathon & 5K in Waikoloa, HI
July 2018
- Sat, Jul 21: Hawaii Kai Ultra Run in Honolulu, HI
- Sun, Jul 22: Hawaii Kai Ultra Run in Honolulu, HI
August 2018
- Sat, Aug 18: Volcano Rain Forest Runs Half Marathon, 10K & 5K in Volcano, HI
September 2018
- Sun Sep 2: Kauai Marathon & Half Marathon in Poipu HI
- Sat Sep 22: Ka’u Coffee Trail Run Half Marathon in Pahala HI
October 2018
- Sun, Oct 14: Maui Marathon & Half Marathon in Kaanapali, HI
- Sat, Oct 20: Gunstock Trails Half Marathon in Laie, HI
November 2018
- Sat Nov 10: 100% Pure Kona Coffee Half Marathon in Kailua-Kona HI
- Sat Nov 10: Old Koloa Sugar Mill Run Half Marathon 10K & 5K in Koloa HI
- Sun Nov 11: Val Nolasco Half Marathon in Honolulu HI
December 2018
- Sun Dec 2: XTERRA Trail Run World Championship 21K 10K & 5K in Kaaawa HI
