Mamanasco Lake
Census-designated place in Western Connecticut Planning Region, Connecticut

Mamanasco Lake is an unincorporated community (census-designated place) in Western Connecticut Planning Region, Connecticut, with 509 residents (2020 Census). It sits at 587 ft (179 m) above sea level. The nearest town is West Mountain, 1.5 miles SW.
- 509residents (2020 Census)
- 587 ftelevation · 179 m
- 0.4 sq miland area · 1.1 km²
- 1,244 / sq mipopulation density
- 06877ZIP code
About Mamanasco Lake
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. As of the 2020 census, Mamanasco Lake had a population of 509.
Mamanasco Lake was first listed as a CDP prior to the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Mamanasco Lake
- Median household income
- $221,250
- Median home value
- $940,800
- Median age
- 40.8
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Map of Mamanasco Lake
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Open in Google Maps ›Mamanasco Lake, CT population
Mamanasco Lake had 509 residents in the 2020 Census.
| 2020 Census | 509 |
|---|---|
| Density | 1,244 per sq mi (480 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Mamanasco Lake at a glance
| State | Connecticut (CT) |
|---|---|
| County | Western Connecticut Planning Region |
| Type | Census-designated place |
| Population | 509 (2020) |
| Land area | 0.41 sq mi (1.1 km²) |
| Water area | 0.13 sq mi (0.35 km²) |
| Elevation | 587 ft (179 m) |
| Coordinates | 41.3182° N, 73.5298° W |
| ZIP code | 06877 |
| Census code (GEOID) | 0944660 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Mamanasco Lake
- West Mountain1.5 mi SW
- Ridgefield1.6 mi E
- Lakes West1.6 mi NE
- Lakes East2.1 mi NE
- Ridgebury2.7 mi N
- Route 7 Gateway2.8 mi E
- Peach Lake, NY4.4 mi NW
- Topstone4.6 mi E
- Branchville5.7 mi SE
- Danbury6.2 mi NE
- Brewster, NY7.0 mi NW
- Redding7.2 mi E
Straight-line distance between town centers.
Frequently asked questions about Mamanasco Lake
What county is Mamanasco Lake in?
Mamanasco Lake is in Western Connecticut Planning Region, Connecticut.
What is the population of Mamanasco Lake, CT?
509 people lived in Mamanasco Lake at the 2020 Census.
What is the ZIP code of Mamanasco Lake, CT?
The ZIP code of Mamanasco Lake is 06877.
What is the elevation of Mamanasco Lake?
587 feet (179 m) above sea level.
What towns are near Mamanasco Lake?
West Mountain (1.5 mi), Ridgefield (1.6 mi), Lakes West (1.6 mi), Lakes East (2.1 mi), Ridgebury (2.7 mi).
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