Southsea Fest 2011 has had 1 concert.

The last concert at Southsea Fest 2011 was on September 17, 2011. The bands that performed were: Kyla La Grange / Dry the River / Matthew and the Atlas / Fionn Regan / Pete and The Pirates / Kill it Kid / Beans on Toast / Clock Opera / Fear of Men / The Xcerts / Johnny Foreigner / Trophy Wife / Paper Aeroplanes / Contra / Treetop Flyers / Polarsets / Kal Lavelle / Adam Barnes / Foe / Tangled Hair / The Miserable Rich / Muncie Girls / Worship / The Caves / Sound of Rum / Race Horses / Fiona Bevan / Hymns / Dead Rabbits / Jake Morley / Kassassin Street / Stagecoach / Bangers / My First Tooth / Final Flash / Antonio Lulic / Arteries / Gideon Conn / PLANES / Charlotte Carpenter / GLASS (OFFICIAL) / Cold In Berlin / Bear Cavalry / Bleeding Heart Narrative / Jack Palmer / Curxes / A Genuine Freakshow / Laura Day / Jumping Ships / Pris / Toxic Shock / Down And Outs / Dawn Chorus / The Boy I Used to Be / Milloy / The Mariners / Attack! Vipers! / Stinger / The B of the Bang / calvinball. / Hero and Leander / Belligerence / Rash Decision / Polio / Apollo's Arrows / Ok Pilot / Al Joshua / Ed Wood / White Powder Gold / Unknown Soldiers / Kelly Kemp / The Woe Betides / Talkers / Hometown Show / Stephen Long / Glass Avalanche / Guilt Coins / Luke Ferre Band / Southlands / Dragon Eye Morrison / Eden in Vain / Watashi Calcutecs / Aeroplane Attack / Under the Laurels / Beau Brummel / Anthony Love / Caz Batten / Lindsey West.