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Zip Code 01226 — Dalton, MA

01226 is a ZIP Code associated with Dalton, MA, located within Berkshire. The postal region supports an estimated population of 6,256 residents across Data Pending housing units, with a population density of 111.0 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.479540, -73.153290)

Data Metric	Local Statistic
Postal / Zip Code	01226
Primary City	Dalton
State / Province	MA
County	Berkshire
Total Population	6,256
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	111.0 people/sq mi
Timezone	America/New_York

How 01226 Compares

Metric	ZIP 01226	Berkshire County	MA State Average
Population	6,256	129,291	7,043,978
Median Income	Data Pending	N/A	N/A
Population Density	111.0 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 01224	Berkshire	2.9 mi	228	N/A
Zip 01235	Hinsdale	5.2 mi	2,489	N/A
Zip 01270	Windsor	5.8 mi	1,036	N/A
Zip 01225	Cheshire	5.8 mi	3,216	N/A
Zip 01201	Pittsfield	6.7 mi	44,848	N/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 →