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Zip Code 03755 — Hanover, NH

03755 is a ZIP Code associated with Hanover, NH, located within Grafton. The postal region supports an estimated population of 10,569 residents across Data Pending housing units, with a population density of 139.8 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.723770, -72.195630)

Data Metric	Local Statistic
Postal / Zip Code	03755
Primary City	Hanover
State / Province	NH
County	Grafton
Total Population	10,569
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	139.8 people/sq mi
Timezone	America/New_York

How 03755 Compares

Metric	ZIP 03755	Grafton County	NH State Average
Population	10,569	92,200	1,394,951
Median Income	Data Pending	N/A	N/A
Population Density	139.8 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 03750	Etna	1.2 mi	1,116	N/A
Zip 03766	Lebanon	6.5 mi	11,195	N/A
Zip 03768	Lyme	6.9 mi	1,710	N/A
Zip 03784	West Lebanon	8.2 mi	3,804	N/A
Zip 03748	Enfield	9.3 mi	4,563	N/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 →