Running
100K Ultramarathon
100 km
Start: Jun 18, 04:00 PM
Orange Curtain Run - 100K 50K 30K Marathon 10K Ultramarathon
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Other in United States, Cerritos
Distances
Running
50K Ultramarathon
50 km
Start: Jun 21, 02:30 AM
Running
Marathon
42.2 km
Start: Jun 21, 03:00 AM
Running
30K Run
30 km
Start: Jun 21, 03:30 AM
Running
10K Run
10 km
Start: Jun 20, 04:00 AM
About
The Orange Curtain Run offers a variety of ultramarathon events, including 100K, 50K, 30K, Marathon, and 10K options. Located along scenic routes in Cerritos, Lakewood, and Long Beach, California, this race challenges participants to push their limits in a beautiful setting.
Catering & aid stations
Access to all aid stations with food and hydration will be provided throughout the race.
Pacers
Pacer support is available for the 100K Ultramarathon and other longer distances. Participants can expect pacing assistance, which will help guide them to their target times during the race. Pacers will carry flags indicating their target finish times to help runners easily identify them.
Typical weather in Cerritos
Monthly averages based on historical data (2000–present).
Jan66°45°
↑ 06:58
↓ 17:06
Feb67°46°
↑ 06:38
↓ 17:36
Mar69°49°
↑ 07:03
↓ 19:01
Apr72°52°
↑ 06:21
↓ 19:24
May75°56°
↑ 05:52
↓ 19:47
Jun80°60°
↑ 05:42
↓ 20:06
Jul85°64°
↑ 05:53
↓ 20:04
Aug86°65°
↑ 06:15
↓ 19:40
Sep85°64°
↑ 06:37
↓ 19:00
Oct79°58°
↑ 06:58
↓ 18:19
Nov73°51°
↑ 06:26
↓ 16:50
Dec65°46°
↑ 06:51
↓ 16:46
Last updated: Jun 5, 2026, 07:52:15 PM
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