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Half Marathon Calendar near Tustin 2026-2027

Monthly updates for Tustin

Get new running races (and updates) in your inbox every month.

Explore the top half marathons near Tustin for 2026-2027! We've gathered 89 exciting races in the area. Check out our detailed list below to find your next local race.

June 2026
Jun
14
Su

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km 13 mi
Jun
20
Sa

Summer Solstice Run 10K – Long Beach

5 km 10 km 13 mi
Jun
21
Su

Father's Day Classic Half Marathon

5 km 10 km 10 mi 13 mi
Jun
21
Su

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km Half Marathon
Jun
27
Sa

Summer time in the LBC Half Marathon

5 km 10 km 13 mi
Jun
28
Su

Alien Run Half Marathon

5 km 10 km 10 mi 13 mi
July 2026
Jul
3
Fr

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km 13 mi
Jul
11
Sa

Endless Summer in the LBC Half Marathon

5 km 10 km 13 mi
Jul
12
Su

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km 13 mi
Jul
19
Su

ABWR Half Marathon - Whittier Narrows

Trail Run 5 km 10 km 15 km Half Marathon
Jul
25
Sa

Good Vibes Run Half Marathon

5 km 10 km Half Marathon
Jul
26
Su

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km Half Marathon
August 2026
Aug
1
Sa

Riley Park Trail Races

Trail Run 5 km 10 km ... Half Marathon 30 km
Aug
8
Sa

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km 13 mi
Aug
9
Su

Sundae Funday - Ice Cream Run Half Marathon

5 km 10 km 13 mi
Aug
15
Sa

ABWR Half Marathon - Seal Beach

5 km 10 km 15 km 13 mi
Aug
15
Sa

ABWR Half Marathon - Long Beach

5 km 10 km 15 km Half Marathon
Aug
16
Su

Tiki Run Half Marathon

3 mi 6 mi 13 mi
Aug
16
Su

Long Beach Easy Breezy Half Marathon

Half Marathon
Aug
22
Sa

ABWR Half Marathon - Long Beach

5 km 10 km 15 km Half Marathon