Home > NH > Cheshire County > Marlow > Zip 03456

Zip Code 03456 — Marlow, NH

03456 is a ZIP Code associated with Marlow, NH, located within Cheshire. The postal region supports an estimated population of 855 residents across Data Pending housing units, with a population density of 12.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.130920, -72.215050)

Data MetricLocal Statistic
Postal / Zip Code03456
Primary CityMarlow
State / ProvinceNH
CountyCheshire
Total Population855
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density12.7 people/sq mi
TimezoneAmerica/New_York

How 03456 Compares

MetricZIP 03456Cheshire CountyNH State Average
Population85578,0891,394,951
Median IncomeData PendingN/AN/A
Population Density12.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 03607South Acworth5.1 mi368N/A
Zip 03602Alstead5.8 mi2,381N/A
Zip 03464Stoddard6.2 mi902N/A
Zip 03448Gilsum6.8 mi716N/A
Zip 03605Lempster6.9 mi907N/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 →