Half marathons in Los Angeles County
18 upcoming half marathons in Los Angeles County, USA.
Upcoming races
Your guide to half marathons in Los Angeles County, USA
There are 18 upcoming half marathons in Los Angeles County, USA, spread across 5 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.
Most take place in November, October and December. Next up is The Long Beach Halloween Run 5K, 10K, Half Marathon by Califlow Runs in Long Beach on 31 October 2026.
Questions runners ask
How many half marathons in Los Angeles County, USA are there?
Finndu lists 18 upcoming half marathons in Los Angeles County, USA, across 5 towns and cities. The list is updated twice a day as organisers announce new races.
When is the next one?
The Long Beach Halloween Run 5K, 10K, Half Marathon by Califlow Runs in Long Beach, on 31 October 2026.
Which month has the most half marathons in Los Angeles County, USA?
November, followed by October and December.
How much does it cost to enter?
Entry starts from US$50. Fees vary from race to race, so check each race page for its current price.