Zip Code 01226 — Dalton, MA

ZIP Code 01226 is associated with Dalton, MA, in Berkshire County. The listed population estimate is 6,256; estimated density is 111.0 people per square mile. Among records with population estimates, it ranks #6 of 33 in Berkshire County and #317 of 532 in MA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.479540, -73.153290)

Data MetricLocal Statistic
Postal / Zip Code01226
Primary CityDalton
State / ProvinceMA
CountyBerkshire
Total Population6,256
Population Density111.0 people/sq mi
TimezoneAmerica/New_York

How 01226 Compares

MetricZIP 01226Berkshire County recordsMA records
Population estimate6,256129,291 (sum)7,043,978 (sum)
Population Density111.0 /sq mi----
County population rank#6 of 33----
State population rank#317 of 532----

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 MA

ZIP CodeCityDistancePopulation estimate
ZIP 01224Berkshire2.9 mi228
ZIP 01235Hinsdale5.2 mi2,489
ZIP 01270Windsor5.8 mi1,036
ZIP 01225Cheshire5.8 mi3,216
ZIP 01201Pittsfield6.7 mi44,848

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 →