Secret Island Festival - Essex - Announces Final Line-up for August 2025.

23rd July 2025. Organisers of the one day music festival have announced their final line up for the event taking place on Mersea Island, Essex scheduled for 2nd August 2025. The new headline artists confirmed are Micky Finn and Aries. They join previously announced artists Mike Skinner, Jumpin Jack Frost, Heist, Switch Disco, Stanton Warriors, Millie Manders & The Shutup, Wilswood Bouys, Hobo Chang, Bridget, Trimer and Declan Knapp plus many more. Tickets are still available for anyone interested.

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