[2] Notable acts that have performed at Hangout Fest include Red Hot Chili Peppers, Lana Del Rey, Stevie Wonder, Paul Simon, Tom Petty & The Heartbreakers, Foo Fighters, OutKast, Mumford & Sons, The Weeknd, The Killers, Jack White, Dave Matthews Band, Twenty One Pilots, Kings of Leon, Queens of the Stone Age, Florence and the Machine, The Black Keys, Slightly Stoopid, Primus, Motörhead, Widespread Panic, Paramore, Ellie Goulding, The Avett Brothers, Chance the Rapper, The Chainsmokers, Halsey, Kendrick Lamar, Travis Scott, Khalid and Cardi B.

In addition to music, the festival provides a full size roller rink, beach volleyball, a main stage in ground pool, hammocks, food, and DJs.

Shortly before the festival's opening, the Gulf Coast was hit by the Deepwater Horizon oil spill, which impacted its attendance and general public perception of the area.

Other notable performers included: The Roots, Ben Harper and Relentless7, The Black Crowes, Guster, Keller Williams, Alison Krauss and Union Station, Gov’t Mule, Ray Lamontagne, Robert Randolph and The Family Band, Michael Franti and Spearhead, Rodrigo Y Gabriela, Matisyahu, Grace Potter and the Nocturnals, North Mississippi Allstars Duo, Pnuma Trio ALO, Papa Mali, The Whigs, Ozomatli, OK Go, Black Joe Lewis and the Honeybears, Toubab Krewe, Needtobreathe, Jeff Austin & Friends, Moon Taxi, and Girl Talk.

Other notable performers included: The Black Keys, The Flaming Lips, My Morning Jacket, STS9, Bassnectar, Primus, Ween, Pretty Lights, Slightly Stoopid, Umphrey's McGee, The Avett Brothers, Big Gigantic, Motörhead, Cee-Lo Green, Girl Talk, Matisyahu, Warren Haynes Band, Grace Potter and the Nocturnals, Drive-By Truckers, Beats Antique, Easy Star All-Stars, Amos Lee, JJ Grey & MOFRO, Michael Franti and Spearhead, Old Crow Medicine Show, Keller Williams, Galactic, Trombone Shorty & Orleans Avenue, Portugal.

The Man, Medeski, Martin and Wood, Xavier Rudd, Minus the Bear, Dead Confederate, Mariachi El Bronx, Civil Twilight, Rival Sons, Brandi Carlile, Karl Denson's Tiny Universe, SOJA, Railroad Earth, Greensky Bluegrass, Kristy Lee, Cas Haley, Jonathan Tyler and the Northern Lights, and Truth & Salvage Co.[29] The 2012 festival took place May 18–20, 2012.

Other notable performers included: Alabama Shakes, Skrillex, The String Cheese Incident, Wilco, Paul Oakenfold, Archnemesis, The Flaming Lips, Chris Cornell, STS9, Dispatch, Gogol Bordello, Michael Franti and Spearhead, Mac Miller, Flogging Molly, Coheed and Cambria, G. Love and Special Sauce, Randy Newman, Young The Giant, Dr. Dog, Cage The Elephant, M. Ward, Yelawolf, Switchfoot, Julian Marley, Zeds Dead, Mavis Staples, Shpongle, Gary Clark Jr., Rebelution, Allan Stone, Big Freedia, Steve Winwood, The Devil Makes Three, Paper Diamond, Futurebirds, Tribal Seeds, Hey Rosetta!, Sleeper Agent, The Lumineers, and more.

Other notable performers included: Jack Johnson, Queens of the Stone Age, Pretty Lights, The Avett Brothers, Modest Mouse, The Flaming Lips, STS9, Wiz Khalifa, Zedd, Childish Gambino, Amos Lee, Conor Oberst, Tegan and Sara, Portugal.

The Man, Fitz and the Tantrums, Capital Cities, Needtobreathe, Boys Noize, Bloody Beetroots, Ingrid Michaelson, Blackberry Smoke, Trombone Shorty & Orleans Avenue, Bastille, Allen Stone, The 1975, ALO, Claude VonStroke, Los Lobos, Andrew W.K., Black Lips, Moon Taxi, Little Green Cars, and more.

Other notable performers included: Skrillex, My Morning Jacket, Foster The People, Paramore, Spoon, Umphrey's McGee, Major Lazer, TV On The Radio, Phantogram, Jenny Lewis, Dirty Heads, Ragonk, Krewella, Adventure Club, Lupe Fiasco, Damian Marley, Cold War Kids, Future Islands, Vance Joy, Galactic with Macy Gray, and more.

Other notable performers included Ellie Goulding, The Chainsmokers, Alessia Cara, Fetty Wap, X Ambassadors, The Neighborhood, Walk the Moon, HAIM, Grimes, Cage the Elephant, Run the Jewels, Foals, Lenny Kravitz, Portugal.

Other notable performers included Major Lazer, Weezer, MGMT, Sigur Ros, Marshmello, Migos, Dillon Francis, Band of Horses, The Head and the Heart, Tory Lanez, A$AP Ferg, Young the Giant, Franz Ferdinand, Charli XCX, Lukas Graham, Mac DeMarco, Local Natives, Rüfüs Du Sol, Lil Yachty, Warpaint and Cash Cash.

The Man, Galantis, Cold War Kids, Halsey, Anderson Paak and the Free Nationals, Odesza, SZA, Foster the People, Awolnation, Blackbear, Oh Wonder, Tash Sultana, Lauv, Lost Kings, St. Vincent, Grouplove, Bleachers, Manchester Orchestra, Slightly Stoopid, Lil Pump, The Struts, Getter, NF, Greta Van Fleet, Anderson East, Dej Loaf, Pussy Riot, Nothing But Thieves, Banners, Tank and the Bangas, Cashmere Cat, Bahamas, Noname, San Holo, Whethan, Alice Merton, Max, AJR, Poolside, Hippo Campus, Melvv, Ron Gallo, The Green, The Glorious Sons, Caroline Rose, Bones, Son Little, Kasbo, Skip Marley, Goldfish, R.Lum.R, Mikky Ekko, Alex Lahey, Welshly Arms, Mansionair, Sunflower Bean, and Hotel Garuda.

Other performers included were The 1975, Diplo, Hozier, GRiZ, Walk the Moon, Jimmy Eat World, Judah and the Lion, Bebe Rexha, Alison Wonderland, Jungle, Gorgon City, Quinn XCII, Bishop Briggs, Hippie Sabotage, Mura Masa, Arizona, Sofi Tukker, Sir Sly, Bazzi, Jonas Blue, King Princess, Lauren Daigle, Elohim, Loud Luxury, Bryce Vine, Lovelytheband, The Interrupters, Superorganism, MadeinTYO, Flora Cash, Two Feet, Jade Bird, Taylor Bennett, Pale Waves, Ravyn Lenae, Gang of Youths, Two Friends, Buddy, grandson, Shame, Elley Duhé, Moon Boots, Jesse Royal, Morgxn, Slenderbodies, Dr. Fresch, Justin Jay, The Him, The Band Camino, Castlecomer, Easy Life, Spencer Ludwig, and The Red Clay Strays.

Other performers would have included Cage the Elephant, Illenium, Kane Brown, Rainbow Kitten Surprise, Louis the Child, RL Grime, The Head and the Heart, Jhené Aiko, Megan Thee Stallion, Finneas, Madeon, Quinn XCII, Moon Taxi, The Band Camino, Oliver Tree, T-Pain, Tove Lo, Big Wild, Wallows, Alec Benjamin, Bea Miller, Chelsea Cutler, Doja Cat, Dominic Fike, Getter, Jai Wolf, Mt.

Joy, Omar Apollo, Orville Peck, Saint Jhn, Scarypoolparty, Shallou, Snakehips, Surfaces, Yungblud, The Aces, Barns Courtney, Blunts & Blondes, The Glorious Sons, MISSIO, SNBRN, Whipped Cream, 99 Neighbors, Bailey Bryan, Bren Joy, Dan Luke and the Raid, Duskus, Elderbrook, KennyHoopla, Lucii, Luttrell, Mattiel, Memba, NOTD, Paul Cauthen, Perto, Pluko, Raveena Aurora, Regard, Softest Hard, and Taska Black.

[33] Headlining acts included Post Malone, Tame Impala, Halsey, Doja Cat, Fall Out Boy, ILLENIUM, and Megan Thee Stallion.