Famous Lasalle County Sheriff's Office Illinois 2025. Etna rd, ottawa, il 61350. Click on the inmate search tab on the left sidebar.

Enter the offender's first and last name, or their booking number. The sheriff is the chief law enforcement officer in lasalle county, an area of 1,148 square miles with a population of over 113,000. The lasalle county sheriff's department is located at 707 e.