Official Zip Code NameNew Castle
Zip Code StateNew Hampshire
Primary County: Rockingham
Area Code603
Current Population:37081
Racial Majority:White 62.49%
Median Household Income$55618
Average Adjusted Gross Income$89060
Time Zone:5
Elevation Range21 ft.
Area0.809 Sqm.
Coordinates(Y,X)43.064182, -70.722702