03218 Frequently Asked Questions

A: ZIP Code 03218 is Located in Barnstead New Hampshire.

A: ZIP Code 03218 is Located Entirely in Belknap County New Hampshire.

A: The Area Code for 03218 is 603.

A: ZIP Code 03218 is in the New Hampshire 1st Congressional District.

A: ZIP Code 03218 is in New Hampshire House of Representatives District Belknap 7.

A: ZIP Code 03218 is in New Hampshire State Senate District 17.

A: The 2022 population of ZIP Code 03218 is 1535. The population growth rate in 03218 is 71.86%. The population density of 03218 is 98.

A: The majority race/ethnicity of people residing in 03218 is White (97.06%).

A: The median household income in 03218 is $81,335 (2021) and the average adjusted income is $457,700 (2021).