Emmet Cohen Trio and Catherine Russell will headline the 27th annual Twin Cities Jazz Festival on June 20 and 21 in and around Mears Park in Lowertown St. Paul.

The free festival was founded in 1999 as a nonprofit organization with “a mission to keep the art form of jazz alive and well in our community.” It has since grown into one of the largest free civic jazz festivals in the Midwest.

While the full schedule will be released in April, organizers announced a handful of acts Tuesday. They include the following concerts at Mears Park:

• Jazz pianist and composer Emmet Cohen will perform with his trio and the Four Freshmen; 8:30 p.m. June 20.

• Doreen Ketchens’ Jazz New Orleans blends classical training with the soul of gospel, blues and jazz; 6 p.m. June 20.

• Adi Yeshaya Jazz Orchestra featuring Jennifer Grimm; 4 p.m. June 20.

• Vocalist Catherine Russell will perform with pianist and composer Sean Mason, her collaborator on her albums “Send for Me” and “My Ideal”; 8:30 p.m. June 21.

• Drummer L.A. Buckner and Big Homie will play music influenced by gospel, R&B, hip-hop, African rhythm and jazz; 6 p.m. June 21.

• Patty Peterson presents Jazz Women All Stars; 4 p.m. June 21.

• Society of Chemists; 2 p.m. June 21.

Additional 2025 Twin Cities Jazz Festival shows include:

• Las Guaracheras, an all-female salsa band from Colombia; 7:30 p.m. June 20 on the Jazz on 5th Street Stage.

• Leslie Parker Dance Project with a live jazz ensemble; 4 p.m. June 21 at Cedar Cultural Center.

For further details, see twincitiesjazzfestival.com.