Formerly: Monadnock Building, Kearsarge Building, Katahdin Building, and Wachusett Building Designed by: Burnham & Root Construction Start: 1889 Construction Completed: 1891 Renovated: 1893 by Holabird & Roche Type: Skyscraper Stories: 17 Location: 53 West Jackson Boulevard Area: The Loop Post Code: 60604 City: Chicago, Illinois
> This was the last building designed by legendary architect John Wellborn Root.
> At its base, the walls are six-feet thick, because this building is entirely supported by bricks, with no steel reenforcement.
> The building's foundation extends 11 feet beyond its ground-level footprint.
> The building is named after a mountain in New Hampshire. A "monadnock" is a kind of hill that rises suddenly from the surrounding terrain. A mountain in New Hampshire acquired this name from an indian word describing that geological feature.
> April 2, 2008: Crain's Chicago Business reports that a deal is in the works for Interwest Capital Corp. to buy this building for $48,500,000.