Home > NH > Hillsborough County > Manchester > Zip 03103

Zip Code 03103 — Manchester, NH

03103 is a ZIP Code associated with Manchester, NH, located within Hillsborough. 03103 ranks #1 out of 34 ZIP codes in Hillsborough County by population (and #1 out of 247 in NH). The area supports an estimated population of 37,775 residents across Data Pending housing units, with a population density of 1,587.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.955360, -71.444630)

Data MetricLocal Statistic
Postal / Zip Code03103
Primary CityManchester
State / ProvinceNH
CountyHillsborough
Total Population37,775
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,587.6 people/sq mi
TimezoneAmerica/New_York

How 03103 Compares

MetricZIP 03103Hillsborough CountyNH State Average
Population37,775426,425 (Total)1,394,951 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1,587.6 /sq mi----
County Pop Rank#1 of 34----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 03109Manchester2.3 mi9,929N/A
Zip 03101Manchester2.5 mi3,201N/A
Zip 03104Manchester3.7 mi35,237N/A
Zip 03102Manchester4.3 mi33,959N/A
Zip 03110Bedford4.4 mi23,746N/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 →