Mark O'Hara House

The Mark O'Hara House, also known as the W. F. Kuenzel House, is a historic brick dwelling located in Washington, Missouri, built around 1856. This impressive 2+1⁄2-story structure showcases Federal architectural style with its five-bay facade, stone foundation, and distinctive two-story side ell. Notably, it was added to the National Register of Historic Places in 2000, making it a significant site for both tourists and researchers interested in American history and architecture.