Flagstaff Park is a park in Cambridge, Massachusetts, United States.
A two-way path for bicyclists and pedestrians was added in 2016.
The park's flagstaff was proposed by the Daughters of the American Revolution and designed by Peabody & Stearns in 1913. It was erected in memory of Cambridge men who lost their lives in the American Revolutionary War. The flagstaff consists of a circular concrete and bronze base with a pole rising to a height of more than 90 feet. A copper eagle tops the pole. The inscription reads: