Zip Code 03443 — Chesterfield, NH

ZIP Code 03443 is associated with Chesterfield, NH, in Cheshire County. The listed population estimate is 581; estimated density is 20.9 people per square mile. Among records with population estimates, it ranks #23 of 24 in Cheshire County and #221 of 245 in NH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.876700, -72.461480)

Data MetricLocal Statistic
Postal / Zip Code03443
Primary CityChesterfield
State / ProvinceNH
CountyCheshire
Total Population581
Population Density20.9 people/sq mi
TimezoneAmerica/New_York

How 03443 Compares

MetricZIP 03443Cheshire County recordsNH records
Population estimate58178,089 (sum)1,394,951 (sum)
Population Density20.9 /sq mi----
County population rank#23 of 24----
State population rank#221 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 03466West Chesterfield2.8 mi1,315
ZIP 03462Spofford3.1 mi1,726
ZIP 03451Hinsdale5.1 mi3,997
ZIP 03467Westmoreland6.5 mi2,237
ZIP 03441Ashuelot6.9 mi593

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 →