Halfmoon Lake (Barnstead, New Hampshire) facts for kids

Quick facts for kids Halfmoon Lake
Halfmoon Lake from NH 28
Halfmoon Lake Location in New Hampshire Show map of New Hampshire Halfmoon Lake Location in the United States Show map of the United States
Location	Belknap County, New Hampshire
Coordinates	43°23′29″N 71°13′37″W / 43.39139°N 71.22694°W / 43.39139; -71.22694
Primary outflows	tributary of Webster Stream
Basin countries	United States
Max. length	1.6 mi (2.6 km)
Max. width	0.4 mi (0.64 km)
Surface area	283 acres (1.15 km2)
Average depth	14 ft (4.3 m)
Max. depth	27 ft (8.2 m)
Surface elevation	640 ft (200 m)
Settlements	Barnstead; Alton

Halfmoon Lake is a 283-acre (1.15 km²) water body located in Belknap County in central New Hampshire, United States, in the towns of Barnstead and Alton. The pond is part of the Suncook River watershed, flowing south to the Merrimack River.

The lake is classified as a warmwater fishery, with observed species including largemouth bass, chain pickerel, horned pout, and white perch.