| Hop Brook Lake | |
|---|---|
  Hop Brook Lake  Hop Brook Lake | |
| Location | New Haven County, Connecticut |
| Coordinates | 41°30′49″N 73°03′59″W / 41.51361°N 73.06639°W |
| Type | reservoir |
| Primary inflows | Hop Brook |
| Primary outflows | Hop Brook |
| Basin countries | United States |
| Surface area | 16.4 sq mi (42 km2) |
Hop Brook Lake is spread over three communities in New Haven County, Connecticut, United States. These communities are Naugatuck, Middlebury, and Waterbury. A dam was created across Hop Brook in Naugatuck and the lake that was created is known as Hop Brook Lake.