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Lakes / New Hampshire / Belknap County / Locke Lake

Locke Lake, New Hampshire

148.76 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - New Hampshire

ConcordPortsmouthLocke LakeBelknap Co.

43.38 degrees N, 71.23 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 Locke Lake Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Halfmoon LakeBelknap0.8 mi282.44 acres
Brindle PondBelknap1.1 mi91.43 acres
Lower Suncook LakeBelknap1.8 mi295.08 acres
Upper Suncook LakeBelknap2.6 mi401.96 acres
Huntress PondBelknap2.9 mi48.68 acres
Lougee PondBelknap4.3 mi41.76 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID135907943
CountyBelknap
Coordinates43.3813, -71.2344

Questions About Locke Lake

How Big Is Locke Lake?

Locke Lake covers 148.76 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

#LakeCountySurface AreaMax Depth
1Lake WinnipesaukeeBelknap45,654.45 acres-
2Umbagog LakeCoos7,642.5 acres-
3Squam LakeBelknap6,791.2 acres-
4Newfound LakeGrafton4,451.11 acres-
5Lake WinnisquamBelknap4,213.89 acres-

All 516 New Hampshire lakes ranked by surface area

Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 135907943). Verified October 30, 2026.