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Super September Events IN O'side

September is here, can you believe it? With the changing of the seasons, O’side is ready to welcome some epic events around town! Experience all the city has on the cal with family and friends as we approach the fall season. Enjoy events like the U.S Open Adaptive Surfing ChampionshipsSuper Girl Surf Pro & Music Festival, and a variety of theatre showings, live music events and more!  To see the rest of the September events, visit our Oceanside Event CalendarCheck out our full Oceanside Event Calendar to stay up to date with the latest happenings in O’side and make the most of this #SeasonofSwellness

10 September 2026

U.S. Open Adaptive Surfing ChampionshipDaily

U.S. Open Adaptive Surfing Championship  The 9th Annual U.S. Open Adaptive Surfing Championships will be held September 10th–13th on the north side of the Oceanside Pier, we are looking forward to another record setting year! The main goal for the Stoke for Life Foundation is to bring awareness to the rehabilitative benefits of adaptive water sports through clinics and […] ...

All Day
301 The Strand N Oceanside, CA 92054 USA
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12 September 2026

Levitt Bloc Oceanside Music SeriesRepeating Event

Free Family Friendly Music Events for your Community Grab your blankets, your folding chairs, your appetite for a Saturday afternoon of free music. Bring your own food or partake of the food for sale. Get ready for a family friendly FREE event in your neighborhoods. May 9th Featuring the Sabrosas Latin Orchestra and Israel Maldonado […] ...

3:30 pm - 6:30 pm
709 San Diego St., Oceanside, CA 92058
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more fun

Season of Swellness

In Oceanside, even our off-season is on point. But Swell Season isn’t just about big waves and beach weather. It’s an all-around, all-out vibe of cutting loose, slowing down, and ramping up that’s just…well, swell. From foodie-approved fall menus to sports and surf competitions, O’side is delivering can’t-help-but-smile swellness all season long.

Published: August 28, 2025
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