03225 Frequently Asked Questions

A: ZIP Code 03225 is Located in Center Barnstead New Hampshire. Portions of 03225 are also in Barnstead, Alton (town), Strafford.

A: ZIP Code 03225 is Located Entirely in Belknap County New Hampshire.

A: The Area Code for 03225 is 603.

A: ZIP Code 03225 is in the New Hampshire 1st Congressional District.

A: 03225 is within New Hampshire House of Representatives District Belknap 7 and New Hampshire House of Representatives District Strafford 4.

A: 03225 is within New Hampshire State Senate District 6 and New Hampshire State Senate District 17.

A: The 2022 population of ZIP Code 03225 is 3406. The population growth rate in 03225 is -5.88%. The population density of 03225 is 119.

A: The majority race/ethnicity of people residing in 03225 is White (93.36%). The majority race/ethnicity of students attending public schools in 03225 is White(97.10%).

A: The median household income in 03225 is $75,202 (2021) and the average adjusted income is $422,270 (2021).