Altadena close

Marathon Calendar near Altadena 2026-2027

Monthly updates for Altadena

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

Explore the top marathons near Altadena for 2026-2027! We've gathered 7 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
3
Su

Sombrero Marathon

5 km 10 km Half Marathon Marathon
June 2026
Jun
7
Su

Griffith Park Trail Marathon Relay & 8K

Trail Run 5 mi 26 mi
Jun
19-20
Fr - Sa

Orange Curtain

Trail Run 10 km 30 km ... 50 km 100 km
October 2026
Oct
18
Su

Jeepers Creepers Marathon

5 km 10 km Half Marathon Marathon
November 2026
Nov
15
Su

Santa Clarita Marathon

5 km 10 km Half Marathon Marathon
January 2027
Jan
23
Sa

Sean O'Brien 100K

Trail Run 30 km 26 mi ... 50 mi 100 km
March 2027
Mar
7
Su

Los Angeles Marathon

5 km 13 mi 26 mi
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.