03057 Frequently Asked Questions

A: ZIP Code 03057 is Located in Mont Vernon New Hampshire. Portions of 03057 are also in Amherst (town), Lyndeborough, New Boston (town).

A: ZIP Code 03057 is Located Entirely in Hillsborough County New Hampshire.

A: The Area Code for 03057 is 603.

A: ZIP Code 03057 is in the New Hampshire 2nd Congressional District.

A: 03057 is within New Hampshire House of Representatives District Hillsborough 34 and New Hampshire House of Representatives District Hillsborough 42.

A: 03057 is within New Hampshire State Senate District 9 and New Hampshire State Senate District 11.

A: The 2022 population of ZIP Code 03057 is 2607. The population growth rate in 03057 is 1.17%. The population density of 03057 is 154.

A: The majority race/ethnicity of people residing in 03057 is White (98.31%). The majority race/ethnicity of students attending public schools in 03057 is White(92.65%).

A: The median household income in 03057 is $134,356 (2021) and the average adjusted income is $396,330 (2021).