When Is Lollapalooza? Music Events by da jack hayford - May 1, 2023May 2, 20230 THE NEXT LOLLAPALOOZA TAKES PLACE AUGUST 3-6 IN GRANT PARK, CHICAGO. Lollapalooza was founded in 1991 by Jane's Addiction frontman Perry Farrell, and it has since grown into one of the largest and most popular music events in the world. Over the years, Lollapalooza has hosted some of the biggest names in