Home > NH > Sullivan County > Grantham > Zip 03753

Zip Code 03753 — Grantham, NH

03753 is a ZIP Code associated with Grantham, NH, located within Sullivan. The postal region supports an estimated population of 3,509 residents across Data Pending housing units, with a population density of 48.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.515340, -72.147980)

Data MetricLocal Statistic
Postal / Zip Code03753
Primary CityGrantham
State / ProvinceNH
CountySullivan
Total Population3,509
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density48.0 people/sq mi
TimezoneAmerica/New_York

How 03753 Compares

MetricZIP 03753Sullivan CountyNH State Average
Population3,50942,8021,394,951
Median IncomeData PendingN/AN/A
Population Density48.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 03751Georges Mills5.9 mi397N/A
Zip 03770Meriden6.0 mi604N/A
Zip 03284Springfield6.1 mi890N/A
Zip 03748Enfield6.2 mi4,563N/A
Zip 03781Plainfield7.3 mi1,918N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →