Massachusetts House of Representatives' 13th Middlesex district in the United States is one of 160 legislative districts included in the lower house of the Massachusetts General Court.
It covers part of Middlesex County.
[1] Democrat Carmine Gentile of Sudbury has represented the district since 2015.
[2] The district includes the following localities:[3] The current district geographic boundary overlaps with those of the Massachusetts Senate's 2nd Middlesex and Norfolk district, 3rd Middlesex district, Middlesex and Worcester district, and Norfolk, Bristol and Middlesex district.
[4] The district previously covered Natick, circa 1872.