Greenfield Hill is an affluent historic neighborhood in Fairfield, Connecticut roughly bounded by Easton to the North, southern Burr Street/northern Black Rock Turnpike to the East, and Southport and Westport to the South and West respectively. The core of the neighborhood is listed on the National Register of Historic Places as the Greenfield Hill Historic District. Locally, Greenfield Hill is known for its Dogwood Festival, which celebrates a variety of tree that abounds in the neighborhood.