William R. Jones House

The William R. Jones House, located at 307 Harvard Street in Cambridge, Massachusetts, is a historic 2+1⁄2-story wood-frame residence showcasing Second Empire architectural style. Built around 1865 for soap manufacturer William R. Jones, it features a distinctive flared mansard roof, curvilinear front gable with an oculus window, and decorative elements such as heavy hoods over the windows and a porch with ornate brackets. This house is a notable example of 19th-century residential architecture in the area and was added to the National Register of Historic Places in 1983, making it a point of interest for both tourists and researchers exploring the history of Cambridge.