Reddick Mansion One of the most expensive and ornate private homes in the Midwest when completed in 1858, the Mansion was built by businessman, politician and philanthropist William Reddick Home to the Reddick family for nearly 30 years, the mansion anchors Washington Square, site of the first Lincoln-Douglas debate Spring EventS Children's Painting Party Golf Tournament Sunday, March 24th Saturday, May 18th at Pine Hills Club Saturday, June 22nd Historical Photo Scavenger Hunt Mansion Tours. Friday-Monday from 11-3:00pm Please call for other arrangements and group tours 100 West Lafayette St. Ottawa, IL 61350 815-433-6100 reddickmansion.org