Dalton is a town in Berkshire County, Massachusetts, home to about 6,256 people across 22 square miles. Its ZIP code is 01226.
Homes sold for a median of $184 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Dalton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Dalton’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Albany International Airport (ALB)38 miles away |
|---|---|
| Nearest city of 250,000+ | Boston, MA110 miles away |
| Nearest city of 1 million+ | New York, NY131 miles away |
Straight-line distances from the center of Dalton; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Dalton had 6,330 residents in the 2020 census, down 8% since 2000.
It’s the 230th largest of 351 towns in Massachusetts by population.
Berkshire County grew from 95,667 residents in 1900 to 129,026 in 2020.
Berkshire County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 79°F in summer, and winter lows average 14°F. About 44.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Pittsfield Muni Ap, MA weather station (7 miles away).
50,051 jobs at 3,749 businesses in Berkshire County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
22 doctors and other health care providers list an office in Dalton.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 9 |
| Physical and occupational therapists | 2 |
| Pharmacies | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (5 nearby)
Grocery stores (3 nearby)
Pharmacies (1 nearby)
Libraries (2 nearby)
Museums (1 nearby)
Theaters and performance venues
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1755.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Central Berkshire. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| CranevilleDalton | K–5 | 458 | Public | 0.9 mi |
| Nessacus Regional Middle SchoolDalton | 6–8 | 353 | Public | 1.2 mi |
| Wahconah Regional HighDalton | 9–12 | 450 | Public | 1.1 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Agnes AcademyDalton | Pre-K–8 | 106 | Roman Catholic | 0.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.