Alton, New Hampshire

Alton, New Hampshire
Town
Monument Square in the center of Alton
Seal
Location in Belknap County, New Hampshire
Coordinates: 43°27′15″N 71°13′11″W / 43.45417°N 71.21972°W / 43.45417; -71.21972
Country	United States
State	New Hampshire
County	Belknap
Incorporated	1796
Villages	Alton Alton Bay
Government
• Board of Selectmen	Paul E. LaRochelle, Chair Drew Carter Andrew Morse Richard Shea Nicholas Buonopane III
• Town Administrator	Ryan Heath
Area [1]
• Total	83.2 sq mi (215.4 km2)
• Land	63.7 sq mi (165.0 km2)
• Water	19.5 sq mi (50.5 km2)  23.42%
Elevation	560 ft (171 m)
Population  (2020)[2]
• Total	5,894
• Density	92/sq mi (35.7/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (Eastern)
ZIP codes	03809 (Alton) 03810 (Alton Bay)
Area code	603
FIPS code	33-01060
GNIS feature ID	0873530
Website	www.alton.nh.gov

Alton is a town in Belknap County, New Hampshire, United States. The population was 5,894 at the 2020 census,^[2] up from 5,250 at the 2010 census.^[3] It is home to Alton Bay State Forest and Mount Major State Forest.

The primary settlement in town, where 499 people resided at the 2020 census, is defined by the U.S. Census Bureau as the Alton census-designated place (CDP) and is centered on the intersection of New Hampshire Route 11 and New Hampshire Route 140. The town also includes the village of Alton Bay, a long-time resort located beside Lake Winnipesaukee.