Hills of Rock 2021 will be held on 22, 23 and 24 July 2021, and the place remains the same - Rowing Channel, Plovdiv.

Most of the participants announced for 2020 have already confirmed their participation in Hills of Rock 2021, and the rest are yet to do so. Many more names will be included in this largest festival in Bulgaria.

This means that the headliner of the first day of the festival will be the americans from Slipknot and the headliner of the second day of the festival will be the metal band Amon Amarth.
In addition to the two main groups, 32 other bands confirmed their participation in the festival in 2021 - Rise of the Northstar, Bury Tomorrow, Dagoba, 40 Days Later, Dark Sky Choir, Fallcie, Nervosa, D2, Klogr, Power Crue, Hangarvain, 5Rand, Ravenface, The Modern Age Slavery, District 13, Basska, Hellion Stone, Jeremy?, Baildsa, Homevox, Ogi 23, Milena & Band, Pizza, Scroletics, Sin Seeks, Jin Monic, Siluet, Kerana & Kosmonavtite, Severozapadnyatsite, Dead Man’s Hat, Boomerang & Artificial Comet.

All tickets purchased for the 2020 edition will be valid without revalidation or need for additional action on your part for the new dates in 2021 - July 22, 23 and 24.