Lakes / Connecticut / New Haven County
Lakes in New Haven County, Connecticut
38 lakes counted in New Haven County - the largest is Lake Gaillard at 1,090.97 acres.
38
Lakes Counted
1,090.97 acres
Largest - Lake Gaillard
New Haven County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Gaillard | New Haven | 1,090.97 acres | - |
| 2 | Lake Saltonstall | New Haven | 413.41 acres | - |
| 3 | Broad Brook Reservoir | New Haven | 303.69 acres | - |
| 4 | Lake Quassapaug | New Haven | 289.86 acres | - |
| 5 | Ulbrich Reservoir | New Haven | 157.49 acres | - |
| 6 | Lake Whitney | New Haven | 140.36 acres | - |
| 7 | Scovill Reservoir | New Haven | 118.36 acres | - |
| 8 | Lake Watrous | New Haven | 107.49 acres | - |
| 9 | Lake Bethany | New Haven | 101.14 acres | - |
| 10 | Lake Chamberlain | New Haven | 97.11 acres | - |
| 11 | Quonnipaug Lake | New Haven | 96.12 acres | - |
| 12 | New Naugatuck Reservoir | New Haven | 95.45 acres | - |
| 13 | Konolds Pond | New Haven | 76.11 acres | - |
| 14 | Hanover Pond | New Haven | 72.33 acres | - |
| 15 | North Farms Reservoir | New Haven | 67.06 acres | - |
| 16 | Peat Swamp Reservoir | New Haven | 65.32 acres | - |
| 17 | Long Meadow Pond | New Haven | 65.23 acres | - |
| 18 | Chestnut Hill Reservoir | New Haven | 63.63 acres | - |
| 19 | Merimere Reservoir | New Haven | 55.49 acres | - |
| 20 | Great Brook Reservoir | New Haven | 55.42 acres | - |
| 21 | Old Naugatuck Reservoir | New Haven | 54.45 acres | - |
| 22 | West Lake | New Haven | 52.14 acres | - |
| 23 | Hitchcock Lake | New Haven | 48.06 acres | - |
| 24 | Lake Dawson | New Haven | 47.2 acres | - |
| 25 | Lake Wintergreen | New Haven | 44.48 acres | - |
| 26 | Bradley Hubbard Reservoir | New Haven | 38.02 acres | - |
| 27 | Seymour Reservoir Number Four | New Haven | 37.83 acres | - |
| 28 | Ansonia Reservoir | New Haven | 36.51 acres | - |
| 29 | Coe Pond | New Haven | 34.67 acres | - |
| 30 | Seymour Reservoir Number Two | New Haven | 34.57 acres | - |
| 31 | East Mountain Reservoir | New Haven | 33.74 acres | - |
| 32 | Menuckatuck Reservoir | New Haven | 32.37 acres | - |
| 33 | MacKenzie Reservoir | New Haven | 31.98 acres | - |
| 34 | Beaver Pond | New Haven | 31.88 acres | - |
| 35 | Tracys Pond | New Haven | 31.49 acres | - |
| 36 | Swan Lake | New Haven | 28.63 acres | - |
| 37 | Towantic Pond | New Haven | 27.04 acres | - |
| 38 | Branford Supply Ponds | New Haven | 26.44 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.