Lakes / New Hampshire / Belknap County / Lake Winnipesaukee
Lake Winnipesaukee, New Hampshire
45,654.45 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - New Hampshire
43.61 degrees N, 71.34 degrees W - Belknap 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 Winnipesaukee Stacks Up
- The largest lake counted in New Hampshire by surface area - 45,654.45 acres.
- The largest lake in Belknap County among those counted.
- About 9 miles from Laconia, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| The Basin | Carroll | 3.1 mi | 54.61 acres |
| Mirror Lake | Carroll | 4.0 mi | 332.85 acres |
| Lily Pond | Belknap | 5.4 mi | 44.73 acres |
| Copps Pond | Carroll | 5.5 mi | 94.64 acres |
| Front Bay | Carroll | 6.9 mi | 35.09 acres |
| Saltmarsh Pond | Belknap | 7.1 mi | 39.54 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Winnipesaukee
How Big Is Lake Winnipesaukee?
Lake Winnipesaukee covers 45,654.45 acres in Belknap County, New Hampshire.
What Is the Largest Lake in Belknap County?
Lake Winnipesaukee is the largest lake in Belknap County, at 45,654.45 acres.
Largest Lakes in New Hampshire
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Winnipesaukee | Belknap | 45,654.45 acres | - |
| 2 | Umbagog Lake | Coos | 7,642.5 acres | - |
| 3 | Squam Lake | Belknap | 6,791.2 acres | - |
| 4 | Newfound Lake | Grafton | 4,451.11 acres | - |
| 5 | Lake Winnisquam | Belknap | 4,213.89 acres | - |
All 516 New Hampshire lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 107204653). Verified October 30, 2026.