What are the dates of Lollapalooza 2021? June 10, 2021 01:29 Updated Lollapalooza will take place July 29 - August 1, 2021 at Grant Park in Chicago, IL. More up to date information on the event can be found at https://www.lollapalooza.com/ Related articles Who is performing? What day/time? Is there a schedule? Is there a current map of the festival grounds at Grant Park? Does the festival have any merchandise? Clothing for sale? Lollapalooza Health Policy (Covid-19) What are your social media accounts I can follow?