The Hannan House was built in 1893 in the late Victorian/Queen Anne style.  The house is a story and a half with mainly shiplap siding.  The porch was extended across the front of the building sometime before 1908 and the rear of the building was extended at the same time.

Inside the Hannan House–museum displays:

For more information, see the 1993 nomination form that resulted in the Hannan House being designated a Bothell Historic Landmark.