OC Marathon street closures on May 4
Street closures will be in effect for the OC Marathon on Sunday, May 4, in Santa Ana, Newport Beach, and Costa Mesa. See the closures.

Street closures in Santa Ana for OC Marathon on May 4

Posted on May 2, 2025


Street closures will be in effect for the OC Marathon on Sunday, May 4, 2025, in Santa Ana, Newport Beach, and Costa Mesa, from 4 a.m. to as late as 2 p.m.

The following street closures are planned in Santa Ana on May 4:

  • Raitt Street northbound from Sunflower Avenue to Segerstrom Avenue
  • Alton Avenue in both directions from Greenville Street to Bear
  • Segerstrom Avenue eastbound from Raitt Street to Santa Ana River Trail
  • Segerstrom Avenue eastbound from Fairview Street to Santa Ana River Trail
  • Segerstrom Avenue eastbound from Newhope Street to Santa Ana River Trail
  • MacArthur Boulevard in both directions at Raitt Street
  • Greenville Street northbound from MacArthur Boulevard to Segerstrom Avenue
  • Fairview Street at Segerstrom Avenue in both directions
  • Harbor Boulevard at Segerstrom Avenue in both directions

See a map of Santa Ana closures

See the full list of OC Marathon street closures

 

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