State’s Attorney – Karen Donnelly
707 E. Etna Road
Ottawa, IL 61350
Phone: (815) 434-8340
The State’s Attorney serves as the Chief Law Enforcement Officer for LaSalle County. The State’s Attorney has the exclusive and statutory responsibility of prosecuting violations of the criminal and traffic laws of the State of Illinois as well as ordinances enacted by LaSalle County. The State’s Attorney is also the legal advisor to other LaSalle County officials, including the County Board, and is responsible for representing and advising LaSalle County in civil litigation.
The Office of State’s Attorney for LaSalle County consists of assistant state’s attorneys who handle both criminal and civil cases, support staff, victim/witness advocates, and a child advocacy center.
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