Grammy Award-winning Maren Morris, Chicago, and Nelly will perform in the 2026 Toyota Summer Concert Series at the San Diego County Fair. Other acts announced for the outdoor series include indie-pop trio AJR, Mexican regional music mainstays Pancho Barraza and Banda Machos, Conjuntos Primavera and El Coyote & Chuy Lizarraga. The fair and concert series are produced under the auspices of the 22nd District Agricultural Association, which owns and operates the fairgrounds. Tickets for the seven new concerts will go on sale to the public at 10 a.m. on March 13.