Lakes / Connecticut / New Haven County / Lake Gaillard
Lake Gaillard, Connecticut
1,090.97 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Connecticut
41.35 degrees N, 72.78 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 Lake Gaillard Stacks Up
- Ranks #4 for surface area among the Connecticut lakes counted so far - 1,090.97 acres.
- The largest lake in New Haven County among those counted.
- About 8 miles from New Haven, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| West Lake | New Haven | 2.4 mi | 52.14 acres |
| Branford Supply Ponds | New Haven | 3.9 mi | 26.44 acres |
| Menuckatuck Reservoir | New Haven | 3.9 mi | 32.37 acres |
| Quonnipaug Lake | New Haven | 4.9 mi | 96.12 acres |
| Lake Saltonstall | New Haven | 5.2 mi | 413.41 acres |
| Pistapaug Pond | Middlesex | 5.7 mi | 136.4 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Gaillard
How Big Is Lake Gaillard?
Lake Gaillard covers 1,090.97 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
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Candlewood | Fairfield | 5,127.26 acres | - |
| 2 | Barkhamsted Reservoir | Litchfield | 2,231.71 acres | - |
| 3 | Lake Lillinonah | Litchfield | 1,531.02 acres | - |
| 4 | Lake Gaillard | New Haven | 1,090.97 acres | - |
| 5 | Bantam Lake | Litchfield | 953.89 acres | - |
All 363 Connecticut lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 122159334). Verified October 30, 2026.