Home > NH > Grafton County > Franconia > Zip 03580

Zip Code 03580 — Franconia, NH

03580 is a ZIP Code associated with Franconia, NH, located within Grafton. The postal region supports an estimated population of 1,402 residents across Data Pending housing units, with a population density of 6.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (44.173470, -71.695190)

Data MetricLocal Statistic
Postal / Zip Code03580
Primary CityFranconia
State / ProvinceNH
CountyGrafton
Total Population1,402
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density6.1 people/sq mi
TimezoneAmerica/New_York

How 03580 Compares

MetricZIP 03580Grafton CountyNH State Average
Population1,40292,2001,394,951
Median IncomeData PendingN/AN/A
Population Density6.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 03586Sugar Hill6.0 mi658N/A
Zip 03251Lincoln6.8 mi1,461N/A
Zip 03574Bethlehem7.3 mi2,573N/A
Zip 03585Lisbon10.6 mi2,456N/A
Zip 03785Woodsville11.5 mi2,018N/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 →