Friendship Heights is an urban commercial and residential neighborhood in northwest Washington, D.C., and southern Montgomery County, Maryland. Though its borders are not clearly defined, Friendship Heights consists roughly of the neighborhoods and commercial areas around Wisconsin Avenue north of Fessenden Street NW and Tenleytown to Somerset Terrace and Willard Avenue in Maryland, and from River Road in the west to Reno Road and 41st Street in the east. Within Maryland west of Wisconsin Avenue is the Village of Friendship Heights, technically a special taxation district.