Mamanasco Lake, Connecticut

Mamanasco Lake is a census-designated place (CDP) in the town of Ridgefield, Fairfield County, Connecticut, United States. It is northwest of the center of Ridgefield and surrounds a lake of the same name.

Mamanasco Lake, Connecticut
Census-designated place
Mamanasco Lake Show map of Connecticut Mamanasco Lake Show map of the United States
Coordinates: 41°19′7″N 73°31′30″W
Country	United States
State	Connecticut
County	Fairfield
Town	Ridgefield
Area [1]
• Total	1.41 km2 (0.54 sq mi)
• Land	1.06 km2 (0.41 sq mi)
• Water	0.35 km2 (0.14 sq mi)
Elevation [2]	176 m (578 ft)
Time zone	UTC-5 (Eastern (EST))
• Summer (DST)	UTC-4 (EDT)
ZIP Code	06877 (Ridgefield)
Area code(s)	203/475
FIPS code	09-44660
GNIS feature ID	2805954[2]

Mamanasco Lake was first listed as a CDP prior to the 2020 census.