[4] The line-up featured Jerry Douglas, Noam Pikelny & Friends, Sierra Hull, Chris Eldridge & Julian Lage, and Cris Jacobs and saw the attendance almost double from the first year.

[6] In 2016 the Charm City Bluegrass featured a line-up of Ricky Skaggs, Keller Williams and the Traveling McCourys, Steep Canyon Rangers, Cris Jacobs, Sierra Hull, Cabinet, Colebrook Road, Man About A Horse and Ampersand Stringband.

It returned in 2022 with a two-day event at Druid Hill Park, and lineup featuring Hiss Golden Messenger, Yonder Mountain String Band, Larry Keel, the Lil Smokies, and others.

Location: Druid Hill Park Dates: April 25, 2015 The Travelin' McCourys, The Wood Brothers, Frank Solivan & Dirty Kitchen, The Seldom Scene, Grand Ole’ Ditch, The Bumper Jacksons, Letitia VanSant, Cris Jacobs, Chester River Runoff, Charm City Junction, Herd of Main Street, Manly Deeds Location: Druid Hill Park Dates: April 30, 2016 Ricky Skaggs & Kentucky Thunder, Keller Williams & The Travelin' McCourys, Steep Canyon Rangers, Sierra Hull, Cris Jacobs, Cabinet, Colebrook Road, Man About A Horse Location: Druid Hill Park Dates: April 29, 2017 The Lone Bellow, Aijala-Kaufmann-Emmitt-Thorn (Adam Aijala, Ben Kaufmann, Drew Emmitt, Andy Thorn), Cabinet, Seldom Scene, Cris Jacobs, Dustbowl Revival, Lonesome River Band, Horseshoes & Hand Grenades, Valerie Smith and Liberty Pike, Danny Paisely & The Southern Grass, Kitchen Dwellers, Country Current (the U.S. Navy Bluegrass Band), Frankie Short & The Northern Connection, Dirty Grass Players Location: Druid Hill Park Dates: April 27–28, 2018 The Devil Makes Three, The Travelin' McCourys, The SteelDrivers, Jeff Austin Band, Billy Strings, Larry Keel Experience, Caleb Stine, Trout Steak Revival, Special Consensus, Front Country, Lonely Heartstring Band, Circa Blue, The Honey Dewdrops, Country Current (U.S. Navy Bluegrass Band), Bluestone, Mile Twelve, Mountain Ride, Haint Blue, Colebrook Road, The High and Wides, Man About a Horse.

Location : Druid Hill Park Dates: April 26–27, 2019 Jeff Austin Band, Rob Ickes & Trey Hensley, Town Mountain, Fireside Collective, The Bridge, Deer Tick, Steep Canyon Rangers,The Seldom Scene, Hawktail, Frank Solivan & Dirty Kitchen, Front Country, Charm City Junction, Jon Stickley Trio, Blue Octane, Gangstagrass, The 19th Street Band, Maybe April, Blue Train, Ultrafaux Location: Druid Hill Park Dates: April 29–30, 2022 Yonder Mountain String Band, The Larry Keel Experience, The Po' Ramblin' Boys, Justin Trawick and The Common Good, Hampden Bluegrass All-Star Band, Hiss Golden Messenger, The Lil Smokies, The Hackensaw Boys, Armchair Boogie, AJ Lee & Blue Summit, Fireside Collective, Charm City Junction, Jake Blount, Wicked Sycamore, Darlingtyn, Bill And The Belles, Barbaro, Henhouse Prowlers, Dori Freeman, U.S. Navy Band Country Current, Jeremy Garrett Location: Union Craft Brewery Dates: May 5–6, 2023 The Infamous Stringdusters, Cris Jacobs, Magic Beans, Roots of Creation, Fireside Collective, Wood Belly, Pert Near Sandstone, The Honey Dewdrops, High and Wides, Caleb Stine, Hampden Bluegrass All-Star Band, The Wildmans, Chatham Rabbits, Allie Kral, The Steel Wheels, Grateful Dub, Twisted Pine, Parker Zelter McCown, D.T.