03031 Frequently Asked Questions

A: ZIP Code 03031 is Located in Amherst New Hampshire. Portions of 03031 are also in Amherst (town), Merrimack, Mont Vernon, Milford (town).

A: ZIP Code 03031 is Located Entirely in Hillsborough County New Hampshire.

A: The Area Code for 03031 is 603.

A: 03031 is within by the New Hampshire 2nd Congressional District and the New Hampshire 1st Congressional District.

A: 03031 is within New Hampshire House of Representatives District Hillsborough 12, New Hampshire House of Representatives District Hillsborough 34, New Hampshire House of Representatives District Hillsborough 42 and New Hampshire House of Representatives District Hillsborough 43.

A: 03031 is within New Hampshire State Senate District 9 and New Hampshire State Senate District 11.

A: The 2022 population of ZIP Code 03031 is 11814. The population growth rate in 03031 is 2.91%. The population density of 03031 is 332.

A: The majority race/ethnicity of people residing in 03031 is White (95.54%). The majority race/ethnicity of students attending public schools in 03031 is White(91.34%).

A: The median household income in 03031 is $142,083 (2021) and the average adjusted income is $481,770 (2021).