Littlejohn Island

43°45′41″N 70°7′36″W / 43.76139°N 70.12667°W / 43.76139; -70.12667CountryUnited StatesStateMaineCountyCumberlandTownYarmouthArea • Total0.73 sq mi (1.89 km²) • Land0.34 sq mi (0.88 km²) • Water0.39 sq mi (1.01 km²)Elevation93 ft (28 m)Population • Total116 • Density339.18/sq mi (131.13/km²)Time zoneUTC-5 (Eastern (EST)) • Summer (DST)UTC-4 (EDT)Area code207FIPS code23-40470

Littlejohn Island is an island and census-designated place (CDP) in the town of Yarmouth in Cumberland County, Maine, United States. The population of the CDP was 118 at the 2010 census.^[2]

It is part of the Portland–South Portland–Biddeford, Maine Metropolitan Statistical Area.

The island, Cousins River and Cousins Island are named after Englishman John Cousins (1596–1682), who emigrated from Marlborough, Wiltshire.

Littlejohn Island is located in Casco Bay at 43°45′41″N 70°7′36″W / 43.76139°N 70.12667°W / 43.76139; -70.12667. It is connected by a causeway to Cousins Island, which is connected by a bridge to the mainland in Yarmouth. According to the United States Census Bureau, the Littlejohn Island CDP has a total area of 0.73 square miles (1.9 km²), of which 0.35 square miles (0.9 km²) is the island and 0.39 square miles (1.0 km²), or 53.25%, is in the water surrounding the island.^[3]

Historical population

Census	Pop.	Note	%±
2020	116		—
U.S. Decennial Census[4]