03810 Frequently Asked Questions

A: ZIP Code 03810 is Located in Alton Bay New Hampshire. Portions of 03810 are also in Alton, Alton (town), Gilford, Gilmanton, Wolfeboro (town).

A: ZIP Code 03810 is Located Entirely in Belknap County New Hampshire.

A: The Area Code for 03810 is 603.

A: ZIP Code 03810 is in the New Hampshire 1st Congressional District.

A: 03810 is within New Hampshire House of Representatives District Belknap 6, New Hampshire House of Representatives District Belknap 7 and New Hampshire House of Representatives District Carroll 6.

A: 03810 is within New Hampshire State Senate District 2, New Hampshire State Senate District 3 and New Hampshire State Senate District 6.

A: The 2022 population of ZIP Code 03810 is 2286. The population growth rate in 03810 is 6.70%. The population density of 03810 is 55.

A: The majority race/ethnicity of people residing in 03810 is White (98.37%).

A: The median household income in 03810 is $108,288 (2021) and the average adjusted income is $614,530 (2021).