Several famous people are associated with these Ottawa County historic places including Jay Cooke and Alexander Clemons.
Some of the country's most noteable architects helped create the Ottawa County places including Freelander & Seymour, Wadley & Smythe, Col. William H. Hoffman, David Henry Overman, William Kelley, Gluss Brothers, George E. Gascoyne, Henry Luckert, James Young and Henry Blocker. Prominent architectural styles found in Ottawa Country are Italianate, Greek Revival and Romanesque.