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Half Marathon Calendar near Diamond Head / Kapahulu / St. Louis Heights 2025-2026

Explore the top half marathons near Diamond Head / Kapahulu / St. Louis Heights for 2025-2026! We've gathered 8 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
9
Sunday

Val Nolasco Half Marathon

5 km Half Marathon
Nov
9
Sunday

Marathon Readiness Series

15 km 20 km Half Marathon
Nov
22
Saturday

Makoa Half Marathon

5 km 10 km Half Marathon
December 2025
Dec
20-21
Sa - Su

Hawaii Kai Ultra Run

Half Marathon 30 km ... 100 km 100 mi
January 2026
Jan
17
Saturday

Akahai Half Marathon

5 km 10 km Half Marathon
April 2026
Apr
12
Sunday

The Hapalua – Hawaii's Half Marathon

13 mi
May 2026
May
9
Saturday

Ho'omau Half Marathon

5 km 10 km Half Marathon
August 2026
Aug
15-16
Sa - Su

Hawaii Spartan Trifecta Weekend

Obstacle Run 5 km 10 km Half Marathon 50 km
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