01226 ZIP Code — Dalton, MA

Berkshire County, Massachusetts

ZIP code 01226 is located in Dalton, Massachusetts, within Berkshire County. It covers approximately 21.76 square miles and serves a population of 6,332 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 413.

About ZIP code 01226

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $285,800. Owner-occupancy is high at 77%, well above the national average.

The gap between median ($76,198) and mean household income suggests income inequality — a small number of higher earners pull the average up. 50% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 20 minutes is near the national average.

Educational attainment is near the national average, with 41% of residents holding a bachelor's degree or higher.

Overall, ZIP code 01226 reflects a community defined by high homeownership and a significant Social Security-dependent population.

6,332

population

21.76

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

01226 ZIP code map

Cities in ZIP code 01226

Below are the cities the US Postal Service accepts for ZIP code 01226. Using any city not on this list may result in mail delivery delays.

City	Status
Dalton	Preferred

Nearby ZIP codes

01224 Berkshire (3.4 mi) 01225 Cheshire (5.6 mi) 01235 Hinsdale (6.6 mi) 01201 Pittsfield (7.3 mi) 01237 Lanesborough (7.7 mi) 01240 Lenox (9.9 mi) 01220 Adams (10.5 mi) 01223 Becket (10.6 mi) 01070 Plainfield (11.7 mi) 01098 Worthington (11.8 mi) 01026 Cummington (12 mi) 01267 Williamstown (12.7 mi)

Demographics updated 05/2026

Population
Total population	6,332
Population density	291 / sq mi
State FIPS	25
County FIPS	003

Geography
Land area	21.76 sq mi
Water area	0.10 sq mi
Latitude	42.4766
Longitude	-73.1467
Timezone	Eastern (ET)
Area code	413

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.5%	40.7%	31.3%
$50k – $100k	34.2%	30.9%	25.9%
$100k – $200k	24.8%	21.9%	28.5%
Over $200k	9.4%	6.5%	14.3%

Demographics & statistics

6,332

Population

291

People per sq mi

49.8

Median age

$76,198

Median household income

$47,459

Per capita income

$285,800

Median home value

$887

Median monthly rent

76.7%

Home ownership

7.9%

Poverty rate

4.0%

Unemployment

2,330

Housing units

40.9%

Bachelor's or higher

Age distribution

Male Female

102

Under 5

114

210

5–9

233

185

10–14

205

141

15–19

157

112

20–24

125

272

25–34

301

323

35–44

359

387

45–54

428

258

55–59

285

274

60–64

303

405

65–74

448

198

75–84

220

136

85+

151

← Male

Female →

Age summary

Group	Count	%
Under 18	1,256	19.8%
18 and over	5,076	80.2%
65 and over	1,558	24.6%
Median age	49.8 years

Race & ethnicity

White 92.4%

Two or more races 3.6%

Hispanic or Latino 2.4%

Asian 1.1%

Black or African American 0.3%

Other race 0.2%

Group	Count	%
White	5,998	92.4%
Two or more races	232	3.6%
Hispanic or Latino	158	2.4%
Asian	73	1.1%
Black or African American	19	0.3%
Other race	10	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.5%	40.7%	31.3%
$50k – $100k	34.2%	30.9%	25.9%
$100k – $200k	24.8%	21.9%	28.5%
Over $200k	9.4%	6.5%	14.3%

Under $10k 1.6%

$10k–$15k 2.6%

$15k–$25k 12.7%

$25k–$35k 6.4%

$35k–$50k 6.5%

$50k–$75k 19.5%

$75k–$100k 12.7%

$100k–$150k 14.0%

$150k–$200k 13.4%

$200k+ 10.7%

Range	% of households
Under $10k	1.6%
$10k–$15k	2.6%
$15k–$25k	12.7%
$25k–$35k	6.4%
$35k–$50k	6.5%
$50k–$75k	19.5%
$75k–$100k	12.7%
$100k–$150k	14.0%
$150k–$200k	13.4%
$200k+	10.7%
Median income	$76,198

Housing

Home values

Under $50k 1.5%

$50k–$100k 1.0%

$100k–$150k 5.7%

$150k–$200k 14.4%

$200k–$300k 31.8%

$300k–$500k 30.0%

$500k–$1M 15.5%

Housing overview

Metric	Value
Median home value	$285,800
Median rent / month	$887
Owner occupied	76.7%
Renter occupied	23.3%
Vacant	4.0%
Single-family detached	71.3%
Large apartment buildings	3.2%
Mobile homes	4.3%
Median rooms	6.5
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	0.0%
2010–2019	0.5%
2000–2009	2.8%
1990–1999	7.1%
1980–1989	11.4%
1970–1979	4.4%
1960–1969	15.6%
1950–1959	27.2%
1940–1949	5.3%
1939 or earlier	25.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	11.8%
2 bedrooms	20.5%
3 bedrooms	40.9%
4 bedrooms	19.6%
5+ bedrooms	7.3%

Vehicles per household

Vehicles	% of households
No vehicle	1.4%
1 vehicle	45.9%
2 vehicles	37.2%
3 or more	15.5%

Heating fuel

Fuel type	%
Utility gas	50.9%
Electricity	4.0%
Propane / LP gas	3.6%
Fuel oil	36.9%
Wood	2.3%
No fuel used	0.9%

Households & families

Household type	Count	%
Married-couple family	1,366	47.4%
Cohabiting couple	63	2.2%
Male householder, no spouse	444	15.4%
Female householder, no spouse	1,011	35.1%
Households with children under 18	702	24.3%
Households with seniors (65+)	1,111	38.5%
Average household size	2.16

Marital status

Status	Male	Female
Never married	31.9%	15.6%
Married	56.3%	52.4%
Separated	3.2%	2.3%
Widowed	1.0%	17.5%
Divorced	7.6%	12.2%

Education

Less than 9th grade 1.6%

Some HS, no diploma 2.7%

HS graduate 28.4%

Some college, no degree 18.2%

Associate's degree 8.1%

Bachelor's degree 22.0%

Graduate / professional 18.9%

Metric	%
HS diploma or higher	95.7%
Bachelor's or higher	40.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	125	10.0%
Kindergarten	67	5.3%
Elementary school	717	57.2%
High school	189	15.1%
College / grad school	155	12.4%

Employment

Industry of employment

Education & healthcare 31.9%

Professional & management 14.4%

Manufacturing 10.3%

Other services 7.7%

Arts, food & hospitality 7.1%

Construction 6.9%

Retail trade 5.5%

Finance & real estate 5.4%

Public administration 5.4%

Transportation & utilities 2.2%

Wholesale trade 1.7%

Information 1.5%

Occupation

Category	%
Management, business & arts	45.8%
Service	24.9%
Sales & office	13.4%
Natural resources & construction	6.5%
Production & transportation	9.4%

Employment type

Type	%
Private sector	79.9%
Government	11.8%
Self-employed	8.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	77.0%
Carpool	13.6%
Public transit	2.0%
Walk	0.7%
Work from home	6.2%
Other means	0.5%
Avg commute (minutes)	19.6

Poverty

All people 7.9%

Under 18 years 16.8%

18 and over 5.6%

Married-couple families 3.3%

Female-led households 18.4%

Income support

Source	% of households
Social Security	49.7%
Retirement income	36.2%
Supplemental Security	4.9%
Cash public assistance	3.8%
Food stamps / SNAP	13.2%

Health indicators

Condition	%
Obesity	23.4%
High blood pressure	28.9%
High cholesterol	32.3%
Diabetes	8.5%
Heart disease	6.4%
Stroke	2.9%
Asthma	10.6%
Arthritis	28.3%
Kidney disease	2.8%
Pulmonary disease	6.1%
Cancer	8.1%

Behavior / access	%
Smoking	13.4%
Binge drinking	17.0%
No physical activity	19.1%
Less than 7 hrs sleep	29.4%
Depression	19.4%
Fair or poor health	11.0%
Poor mental health	13.5%
Poor physical health	9.1%
No health insurance	5.7%
Visited doctor (checkup)	78.0%
Visited dentist	76.9%
Cholesterol screening	92.1%
Teeth loss	11.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	462	9.1%

Disability	%
Any disability	15.9%
Under 18	0.0%
18–64 years	15.4%
65 and over	30.3%

Health insurance coverage

Type	%
Private insurance	72.8%
Public insurance	48.4%
No insurance	1.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,116	96.6%
Spanish	104	1.7%
Other Indo-European	45	0.7%
Asian & Pacific Islander	48	0.8%
Other languages	11	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,129	96.8%
Born in same state	6,050	95.5%
Born in different state	4,221	66.7%
Foreign born	79	1.2%
Naturalized citizen	203	3.2%
Not a US citizen	144	70.9%

Ancestry

Ancestry	Count	%
Italian	1,402	22.1%
French	1,122	17.7%
Arab	252	4%
Polish	172	2.7%
German	89	1.4%

Ancestry	Count	%
Dutch	33	0.5%
English	20	0.3%
Norwegian	16	0.3%
Irish	15	0.2%

Technology access

Metric	% of households
Computer access	45.5%
Internet access	93.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 01226

What city is ZIP code 01226 in?

ZIP code 01226 is primarily assigned to Dalton, Massachusetts.

What county is ZIP code 01226 in?

ZIP code 01226 falls within Berkshire County, Massachusetts.

Does ZIP code 01226 have a large retiree population?

50% of households in ZIP code 01226 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 01226 have a large veteran population?

9% of civilians in ZIP code 01226 are veterans, above the national average of ~7%.

What is the population of ZIP code 01226?

ZIP code 01226 has an estimated population of 6,332 residents, with a density of 291 people per square mile.

What is the typical home value in ZIP code 01226?

The median home value in ZIP code 01226 is $285,800.

What timezone is ZIP code 01226 in?

ZIP code 01226 observes the EST timezone.