Home > NH > Hillsborough County > New Boston > Zip 03070

Zip Code 03070 — New Boston, NH

ZIP Code 03070 is associated with New Boston, NH, in Hillsborough County. The listed population estimate is 6,177; estimated density is 55.4 people per square mile. Among records with population estimates, it ranks #21 of 34 in Hillsborough County and #66 of 245 in NH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.977020, -71.686640)

Data MetricLocal Statistic
Postal / Zip Code03070
Primary CityNew Boston
State / ProvinceNH
CountyHillsborough
Total Population6,177
Population Density55.4 people/sq mi
TimezoneAmerica/New_York

How 03070 Compares

MetricZIP 03070Hillsborough County recordsNH records
Population estimate6,177426,425 (sum)1,394,951 (sum)
Population Density55.4 /sq mi----
County population rank#21 of 34----
State population rank#66 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 03057Mont Vernon5.1 mi2,709
ZIP 03045Goffstown6.6 mi14,080
ZIP 03043Francestown6.6 mi1,398
ZIP 03082Lyndeborough6.9 mi1,531
ZIP 03281Weare7.4 mi9,170

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 →