Portland is a

census-designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counte ...

(CDP) comprising the primary village and adjacent residential land in the town of Portland, Middlesex County,

Connecticut Connecticut ( ) is a U.S. state, state in the New England region of the Northeastern United States. It borders Rhode Island to the east, Massachusetts to the north, New York (state), New York to the west, and Long Island Sound to the south. ...

, United States. It is located in the southwestern part of the town, bordered to the west and south by the Connecticut River, which forms the border with Cromwell to the west and Middletown to the south. The Portland CDP extends north along Main Street ( Connecticut Route 17A) to its junction with Gospel Lane ( Connecticut Route 17) at Fogelmarks Corners, and the eastern extent of the CDP is at Rose Hill Road and Collins Hill Road. The CDP includes the neighborhood of Gildersleeve in the north. As of the 2020 census, the CDP had a population of 5,813, out of 9,384 in the entire town of Portland.

References

Census-designated places in Middlesex County, Connecticut Census-designated places in Connecticut {{Connecticut-geo-stub