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Lakes / Connecticut / New Haven County / Chestnut Hill Reservoir

Chestnut Hill Reservoir, Connecticut

63.63 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - Connecticut

HartfordNew HavenChestnut Hill ReservoirNew Haven Co.

41.60 degrees N, 73.01 degrees W - New Haven County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.

How Chestnut Hill Reservoir Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Great Brook ReservoirNew Haven1.4 mi55.42 acres
Scovill ReservoirNew Haven1.8 mi118.36 acres
Hitchcock LakeNew Haven3.7 mi48.06 acres
Fall Mountain LakeLitchfield3.7 mi27.16 acres
Cedar Swamp PondHartford3.8 mi136.35 acres
New Britain ReservoirHartford4.0 mi52.44 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID122980265
CountyNew Haven
Coordinates41.5978, -73.0099

Questions About Chestnut Hill Reservoir

How Big Is Chestnut Hill Reservoir?

Chestnut Hill Reservoir covers 63.63 acres in New Haven County, Connecticut.

What Is the Largest Lake in New Haven County?

Lake Gaillard is the largest lake in New Haven County, at 1,090.97 acres.

Largest Lakes in Connecticut

#LakeCountySurface AreaMax Depth
1Lake CandlewoodFairfield5,127.26 acres-
2Barkhamsted ReservoirLitchfield2,231.71 acres-
3Lake LillinonahLitchfield1,531.02 acres-
4Lake GaillardNew Haven1,090.97 acres-
5Bantam LakeLitchfield953.89 acres-

All 363 Connecticut lakes ranked by surface area

Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 122980265). Verified October 30, 2026.