According to the Mt. Zion Baptist Church website, Rev. Singleton marched alongside Dr. Martin Luther King Jr. during the struggle for Civil Rights. Singleton worked tirelessly to help people find jobs, homes, and re-gain their rights.
Singleton spread the gospel throughout the world. Prior to becoming pastor at Mt. Zion, Singleton served the Russell Street Church in East St. Louis, IL and the Colette Street Church in Danville, IL. Under Singleton's leadership, Mt. Zion's membership grew from 100 to 2,000 members.
Singleton served countless community organizations and received numerous awards from local organizations.
Recently, Singleton spoke regarding labor issues raised by the local group Warehouse Workers for Justice. At a January 2010 ecumenical celebration of Martin Luther King Jr. birth, Singleton put the current labor issues in a historical context:
Here is a video of The Rev. Dr. Isaac Singleton's last official sermon at Mt. Zion Baptist Church: