02666 ZIP Code — Truro, MA

Barnstable County, Massachusetts

ZIP code 02666 is located in Truro, Massachusetts, within Barnstable County. It covers approximately 12.55 square miles and serves a population of 631 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 508/774.

About ZIP code 02666

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $578,500. Owner-occupancy is high at 89%, well above the national average.

The gap between median ($89,333) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average. SNAP benefit usage at 20% of households reflects economic stress in the area. 56% 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 29 minutes is near the national average. Remote work is prevalent — 29% of workers work from home.

Educational attainment is high — 67% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Notable community characteristics include a notable veteran presence at 17% of civilians, above the national average of 7%.

Overall, ZIP code 02666 reflects a community defined by a highly educated population, a strong veteran community, high homeownership, a high rate of remote workers, a significant Social Security-dependent population, and elevated reliance on food assistance.

631

population

12.55

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

02666 ZIP code map

Cities in ZIP code 02666

Below are the cities the US Postal Service accepts for ZIP code 02666. Using any city not on this list may result in mail delivery delays.

City	Status
Truro	Acceptable

Demographics updated 06/2026

Population
Total population	631
Population density	50 / sq mi
State FIPS	25
County FIPS	001

Geography
Land area	12.55 sq mi
Water area	1.59 sq mi
Latitude	41.9981
Longitude	-70.0403
Timezone	Eastern (ET)
Area code	508/774

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	44.5%	31.6%	31.3%
$50k – $100k	33.9%	30.4%	25.9%
$100k – $200k	0.0%	27.2%	28.5%
Over $200k	21.6%	10.7%	14.3%

Demographics & statistics

631

Population

People per sq mi

65.2

Median age

$89,333

Median household income

$65,130

Per capita income

$578,500

Median home value

Median monthly rent

88.5%

Home ownership

6.5%

Poverty rate

0.0%

Unemployment

1,345

Housing units

67.3%

Bachelor's or higher

Age distribution

Male Female

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

107

65–74

101

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	47	7.4%
18 and over	584	92.6%
65 and over	319	50.6%
Median age	65.2 years

Race & ethnicity

White 99.7%

Hispanic or Latino 0.2%

Other race 0.2%

Group	Count	%
White	630	99.7%
Hispanic or Latino	1	0.2%
Other race	1	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	44.5%	31.6%	31.3%
$50k – $100k	33.9%	30.4%	25.9%
$100k – $200k	0.0%	27.2%	28.5%
Over $200k	21.6%	10.7%	14.3%

$10k–$15k 11.5%

$15k–$25k 11.8%

$25k–$35k 10.7%

$50k–$75k 2.1%

$75k–$100k 15.1%

$100k–$150k 12.1%

$150k–$200k 19.2%

$200k+ 17.5%

Range	% of households
$10k–$15k	11.5%
$15k–$25k	11.8%
$25k–$35k	10.7%
$50k–$75k	2.1%
$75k–$100k	15.1%
$100k–$150k	12.1%
$150k–$200k	19.2%
$200k+	17.5%
Median income	$89,333

Housing

Home values

$50k–$100k 9.0%

$200k–$300k 2.3%

$300k–$500k 28.8%

$500k–$1M 41.5%

$1M+ 18.4%

Housing overview

Metric	Value
Median home value	$578,500
Median rent / month	$0
Owner occupied	88.5%
Renter occupied	11.5%
Vacant	75.6%
Single-family detached	96.4%
Large apartment buildings	0.0%
Mobile homes	2.0%
Median rooms	6.0
Avg household size (owned)	1.96

Year built

Era	%
2020 or later	0.0%
2010–2019	1.9%
2000–2009	19.7%
1990–1999	7.7%
1980–1989	17.4%
1970–1979	16.2%
1960–1969	4.8%
1950–1959	9.8%
1940–1949	3.8%
1939 or earlier	18.7%

Bedrooms

Size	% of units
No bedroom (studio)	3.5%
1 bedroom	8.1%
2 bedrooms	14.6%
3 bedrooms	35.0%
4 bedrooms	32.4%
5+ bedrooms	6.4%

Vehicles per household

Vehicles	% of households
No vehicle	14.2%
1 vehicle	31.1%
2 vehicles	44.7%
3 or more	10.1%

Heating fuel

Fuel type	%
Utility gas	11.8%
Electricity	6.2%
Propane / LP gas	44.4%
Fuel oil	37.6%

Households & families

Household type	Count	%
Married-couple family	125	37.0%
Cohabiting couple	11	3.3%
Male householder, no spouse	104	30.8%
Female householder, no spouse	98	29.0%
Households with children under 18	17	5.0%
Households with seniors (65+)	228	67.5%
Average household size	1.85

Marital status

Status	Male	Female
Never married	38.4%	27.9%
Married	50.7%	43.4%
Separated	0.0%	0.0%
Widowed	0.0%	9.3%
Divorced	10.9%	19.3%

Education

Less than 9th grade 5.8%

Some HS, no diploma 0.0%

HS graduate 14.8%

Some college, no degree 7.6%

Associate's degree 4.5%

Bachelor's degree 11.7%

Graduate / professional 55.6%

Metric	%
HS diploma or higher	94.2%
Bachelor's or higher	67.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	47	39.8%
High school	0	0.0%
College / grad school	71	60.2%

Employment

Industry of employment

Education & healthcare 34.7%

Professional & management 26.0%

Manufacturing 15.5%

Finance & real estate 10.8%

Retail trade 6.1%

Construction 4.0%

Transportation & utilities 2.5%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	41.9%
Service	22.4%
Sales & office	35.4%
Natural resources & construction	0.4%
Production & transportation	0.0%

Employment type

Type	%
Private sector	78.7%
Government	9.7%
Self-employed	11.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	70.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.7%
Work from home	29.3%
Other means	0.0%
Avg commute (minutes)	29.0

Poverty

All people 6.5%

Under 18 years 0.0%

18 and over 7.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	55.9%
Retirement income	32.0%
Supplemental Security	19.5%
Cash public assistance	8.0%
Food stamps / SNAP	19.5%

Health indicators

Condition	%
Obesity	25.8%
High blood pressure	35.9%
High cholesterol	36.9%
Diabetes	10.2%
Heart disease	7.9%
Stroke	3.4%
Asthma	10.5%
Arthritis	31.3%
Kidney disease	3.4%
Pulmonary disease	7.0%
Cancer	9.8%

Behavior / access	%
Smoking	12.8%
Binge drinking	14.6%
No physical activity	18.2%
Less than 7 hrs sleep	27.7%
Depression	19.1%
Fair or poor health	12.2%
Poor mental health	12.1%
Poor physical health	9.8%
No health insurance	5.4%
Visited doctor (checkup)	82.7%
Visited dentist	74.7%
Cholesterol screening	94.3%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	101	17.3%

Disability	%
Any disability	17.0%
Under 18	0.0%
18–64 years	19.6%
65 and over	17.2%

Health insurance coverage

Type	%
Private insurance	68.5%
Public insurance	60.5%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	631	100.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	629	99.7%
Born in same state	608	96.4%
Born in different state	298	47.2%
Foreign born	21	3.3%
Naturalized citizen	2	0.3%
Not a US citizen	2	100.0%

Ancestry

Ancestry	Count	%
Italian	138	21.9%
French	36	5.7%

Ancestry	Count	%
Arab	11	1.7%
German	1	0.2%

Technology access

Metric	% of households
Computer access	53.6%
Internet access	84.0%

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

Frequently asked questions about ZIP code 02666

What city is ZIP code 02666 in?

ZIP code 02666 is primarily assigned to Truro, Massachusetts.

What county is ZIP code 02666 in?

ZIP code 02666 falls within Barnstable County, Massachusetts.

Does ZIP code 02666 have an older population?

51% of residents in ZIP code 02666 are 65 or older, above the national average of ~17%.

How educated is the population of ZIP code 02666?

67% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 02666 have a large retiree population?

56% of households in ZIP code 02666 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 02666 mostly owner-occupied?

89% of occupied units in ZIP code 02666 are owner-occupied, well above the national average.

What timezone is ZIP code 02666 in?

ZIP code 02666 observes the EST timezone.