Marlborough ZIP Codes

List of Zip Codes of Marlborough

The following table lists ZIP Codes associated with Marlborough, New Hampshire, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude County Population Density
1 03455 42.89816 -72.18308 Cheshire 2,148 34.9


About Marlborough New Hampshire Zip Codes

The city of Marlborough in New Hampshire (NH) is served by approximately 1 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 2,148 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Marlborough fall within county jurisdictions such as Cheshire. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Marlborough, New Hampshire follow the America/New_York time zone.