Zip Code 03046 — Dunbarton, NH

ZIP Code 03046 is associated with Dunbarton, NH, in Merrimack County. The listed population estimate is 3,097; estimated density is 38.7 people per square mile. Among records with population estimates, it ranks #14 of 28 in Merrimack County and #118 of 245 in NH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.101780, -71.605480)

Data MetricLocal Statistic
Postal / Zip Code03046
Primary CityDunbarton
State / ProvinceNH
CountyMerrimack
Total Population3,097
Population Density38.7 people/sq mi
TimezoneAmerica/New_York

How 03046 Compares

MetricZIP 03046Merrimack County recordsNH records
Population estimate3,097160,041 (sum)1,394,951 (sum)
Population Density38.7 /sq mi----
County population rank#14 of 28----
State population rank#118 of 245----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in NH

ZIP CodeCityDistancePopulation estimate
ZIP 03304Bow4.3 mi8,335
ZIP 03045Goffstown5.9 mi14,080
ZIP 03281Weare6.0 mi9,170
ZIP 03229Contoocook8.1 mi6,046
ZIP 03102Manchester8.7 mi33,959

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 →