Marshmello, Good Charlotte, Los Tucanes de Tijuana to Headline San Diego County Fair 2026

The annual summer event will feature a diverse lineup of musical acts from June 10 to July 5.

Published on Feb. 11, 2026

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The San Diego County Fair in Del Mar has announced the first wave of performers for its 2026 Toyota Summer Concert Series. Electronic DJ Marshmello, rock band Good Charlotte, and Mexican group Los Tucanes de Tijuana are among the headliners set to take the stage during the month-long event running from June 10 to July 5. Country singer Koe Wetzel has also been confirmed, with more acts expected to be announced in the coming months.

Why it matters

The San Diego County Fair is one of the region's most anticipated annual events, drawing thousands of attendees each year. The concert lineup is always a major draw, and this year's initial slate of performers promises to deliver a diverse range of musical styles and genres to entertain fairgoers.

The details

Los Tucanes de Tijuana will perform on June 14 at the Corona Grandstand Stage, while Good Charlotte is set to take the stage on June 20. Electronic dance music star Marshmello will appear on June 19, and country singer Koe Wetzel is scheduled for June 12. Organizers said more acts will be announced in March and April, ahead of the fair's opening on June 10.

  • The San Diego County Fair will run from June 10 to July 5, 2026.
  • Los Tucanes de Tijuana will perform on June 14.
  • Good Charlotte will perform on June 20.
  • Marshmello will perform on June 19.
  • Koe Wetzel will perform on June 12.

The players

Marshmello

One of today's most acclaimed electronic DJs.

Good Charlotte

A rock band that has been confirmed to perform at the fair.

Los Tucanes de Tijuana

A Mexican group that will take the stage at the Corona Grandstand on June 14.

Koe Wetzel

A country singer who is scheduled to perform on June 12.

San Diego County Fair

An annual summer event in Del Mar, California that features concerts, rides, food, and other attractions.

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What’s next

Organizers said more additions to the 2026 San Diego County Fair concert schedule will be made official in March and April.

The takeaway

The San Diego County Fair's 2026 lineup promises to deliver a diverse range of musical acts, from electronic dance to rock to country, catering to the diverse tastes of the thousands of attendees expected at the annual summer event.