11933 ZIP Code — Calverton, NY

Suffolk County, New York

ZIP code 11933 is located in Calverton, New York, within Suffolk County. It covers approximately 25.38 square miles and serves a population of 6,975 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 631.

About ZIP code 11933

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $398,400. Owner-occupancy is high at 90%, well above the national average.

The gap between median ($84,176) 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. 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 29 minutes is near the national average.

Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.

Overall, ZIP code 11933 reflects a community defined by high homeownership and a significant Social Security-dependent population.

6,975

population

25.38

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

11933 ZIP code map

Cities in ZIP code 11933

Below are the cities the US Postal Service accepts for ZIP code 11933. Using any city not on this list may result in mail delivery delays.

City	Status
Calverton	Acceptable
Calverton	Preferred

Nearby ZIP codes

11949 Manorville (4.1 mi) 11792 Wading River (4.8 mi) 11901 Riverhead (5.5 mi) 11941 Eastport (6.7 mi) 11786 Shoreham (7.4 mi) 11961 Ridge (7.7 mi) 11940 East Moriches (7.8 mi) 11977 Westhampton (8.3 mi) 11934 Center Moriches (8.5 mi) 11955 Moriches (8.9 mi) 11950 Mastic (9.6 mi) 11978 Westhampton Beach (9.8 mi)

Demographics updated 05/2026

Population
Total population	6,975
Population density	275 / sq mi
State FIPS	36
County FIPS	103

Geography
Land area	25.38 sq mi
Water area	2.43 sq mi
Latitude	40.9205
Longitude	-72.7483
Timezone	Eastern (ET)
Area code	631

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.6%	22.6%	37.0%
$50k – $100k	28.9%	24.7%	27.0%
$100k – $200k	26.8%	34.6%	24.4%
Over $200k	7.8%	18.0%	11.5%

Demographics & statistics

6,975

Population

275

People per sq mi

51.9

Median age

$84,176

Median household income

$48,395

Per capita income

$398,400

Median home value

$2,181

Median monthly rent

90.1%

Home ownership

6.8%

Poverty rate

6.6%

Unemployment

3,338

Housing units

30.3%

Bachelor's or higher

Age distribution

Male Female

143

Under 5

130

133

5–9

122

216

10–14

198

241

15–19

221

101

20–24

325

25–34

297

382

35–44

349

435

45–54

399

333

55–59

305

362

60–64

331

503

65–74

461

382

75–84

350

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,303	18.7%
18 and over	5,672	81.3%
65 and over	1,859	26.7%
Median age	51.9 years

Race & ethnicity

White 85.1%

Black or African American 8.4%

Asian 2.5%

Two or more races 2.3%

Hispanic or Latino 1%

Other race 0.7%

Group	Count	%
White	5,993	85.1%
Black or African American	589	8.4%
Asian	179	2.5%
Two or more races	164	2.3%
Hispanic or Latino	68	1%
Other race	50	0.7%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.6%	22.6%	37.0%
$50k – $100k	28.9%	24.7%	27.0%
$100k – $200k	26.8%	34.6%	24.4%
Over $200k	7.8%	18.0%	11.5%

Under $10k 5.5%

$10k–$15k 1.1%

$15k–$25k 3.9%

$25k–$35k 10.8%

$35k–$50k 11.5%

$50k–$75k 13.9%

$75k–$100k 10.9%

$100k–$150k 19.4%

$150k–$200k 9.9%

$200k+ 13.0%

Range	% of households
Under $10k	5.5%
$10k–$15k	1.1%
$15k–$25k	3.9%
$25k–$35k	10.8%
$35k–$50k	11.5%
$50k–$75k	13.9%
$75k–$100k	10.9%
$100k–$150k	19.4%
$150k–$200k	9.9%
$200k+	13.0%
Median income	$84,176

Housing

Home values

Under $50k 11.2%

$50k–$100k 7.2%

$100k–$150k 3.9%

$150k–$200k 3.8%

$200k–$300k 7.0%

$300k–$500k 39.3%

$500k–$1M 24.8%

$1M+ 2.8%

Housing overview

Metric	Value
Median home value	$398,400
Median rent / month	$2,181
Owner occupied	90.1%
Renter occupied	9.9%
Vacant	18.0%
Single-family detached	65.2%
Large apartment buildings	2.1%
Mobile homes	21.4%
Median rooms	5.8
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	1.4%
2010–2019	5.4%
2000–2009	14.1%
1990–1999	17.2%
1980–1989	21.8%
1970–1979	15.9%
1960–1969	7.4%
1950–1959	9.6%
1940–1949	2.4%
1939 or earlier	4.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.4%
1 bedroom	4.3%
2 bedrooms	31.6%
3 bedrooms	45.8%
4 bedrooms	10.5%
5+ bedrooms	7.5%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	41.7%
2 vehicles	33.5%
3 or more	21.0%

Heating fuel

Fuel type	%
Utility gas	19.0%
Electricity	9.3%
Propane / LP gas	15.2%
Fuel oil	56.2%
Wood	0.2%

Households & families

Household type	Count	%
Married-couple family	1,329	44.6%
Cohabiting couple	159	5.3%
Male householder, no spouse	756	25.4%
Female householder, no spouse	737	24.7%
Households with children under 18	676	22.7%
Households with seniors (65+)	1,444	48.4%
Average household size	2.31

Marital status

Status	Male	Female
Never married	32.6%	26.2%
Married	46.7%	45.7%
Separated	2.4%	0.0%
Widowed	4.4%	11.3%
Divorced	13.9%	16.8%

Education

Less than 9th grade 2.9%

Some HS, no diploma 3.9%

HS graduate 29.6%

Some college, no degree 20.1%

Associate's degree 13.2%

Bachelor's degree 16.0%

Graduate / professional 14.2%

Metric	%
HS diploma or higher	93.2%
Bachelor's or higher	30.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	94	7.3%
Kindergarten	22	1.7%
Elementary school	478	37.0%
High school	462	35.7%
College / grad school	237	18.3%

Employment

Industry of employment

Education & healthcare 25.5%

Retail trade 18.3%

Professional & management 9.7%

Construction 9.6%

Transportation & utilities 6.3%

Finance & real estate 6.3%

Arts, food & hospitality 5.0%

Other services 4.7%

Public administration 3.9%

Manufacturing 3.6%

Agriculture & mining 2.9%

Wholesale trade 2.7%

Information 1.3%

Occupation

Category	%
Management, business & arts	40.4%
Service	12.2%
Sales & office	28.9%
Natural resources & construction	10.9%
Production & transportation	7.5%

Employment type

Type	%
Private sector	77.0%
Government	18.8%
Self-employed	4.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.8%
Carpool	6.7%
Public transit	2.5%
Walk	1.8%
Work from home	6.0%
Other means	1.3%
Avg commute (minutes)	28.8

Poverty

All people 6.8%

Under 18 years 9.5%

18 and over 6.2%

Married-couple families 4.0%

Female-led households 4.8%

Income support

Source	% of households
Social Security	49.9%
Retirement income	40.0%
Supplemental Security	8.9%
Cash public assistance	1.1%
Food stamps / SNAP	5.3%

Health indicators

Condition	%
Obesity	28.6%
High blood pressure	34.4%
High cholesterol	34.4%
Diabetes	10.2%
Heart disease	7.3%
Stroke	3.3%
Asthma	9.7%
Arthritis	25.3%
Kidney disease	3.3%
Pulmonary disease	7.4%
Cancer	8.5%

Behavior / access	%
Smoking	15.3%
Binge drinking	15.9%
No physical activity	24.3%
Less than 7 hrs sleep	33.9%
Depression	17.1%
Fair or poor health	12.8%
Poor mental health	12.9%
Poor physical health	10.2%
No health insurance	10.0%
Visited doctor (checkup)	80.9%
Visited dentist	67.6%
Cholesterol screening	93.4%
Teeth loss	12.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	564	10.0%

Disability	%
Any disability	16.5%
Under 18	2.7%
18–64 years	13.4%
65 and over	32.5%

Health insurance coverage

Type	%
Private insurance	75.7%
Public insurance	39.3%
No insurance	4.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,702	96.1%
Spanish	132	2.0%
Other Indo-European	44	0.7%
Asian & Pacific Islander	55	0.8%
Other languages	33	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,396	91.7%
Born in same state	6,340	90.9%
Born in different state	5,740	82.3%
Foreign born	56	0.8%
Naturalized citizen	579	8.3%
Not a US citizen	462	79.8%

Ancestry

Ancestry	Count	%
Italian	1,457	20.9%
Arab	430	6.2%
French	351	5%
English	170	2.4%
Polish	76	1.1%

Ancestry	Count	%
Norwegian	67	1%
Irish	51	0.7%
German	24	0.3%
Dutch	21	0.3%

Technology access

Metric	% of households
Computer access	42.7%
Internet access	95.6%

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

Frequently asked questions about ZIP code 11933

What city is ZIP code 11933 in?

ZIP code 11933 is primarily assigned to Calverton, New York.

What county is ZIP code 11933 in?

ZIP code 11933 falls within Suffolk County, New York.

Does ZIP code 11933 have an older population?

27% of residents in ZIP code 11933 are 65 or older, above the national average of ~17%.

Is ZIP code 11933 mostly owner-occupied?

90% of occupied units in ZIP code 11933 are owner-occupied, well above the national average.

Does ZIP code 11933 have a large retiree population?

50% of households in ZIP code 11933 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 11933?

The median home value in ZIP code 11933 is $398,400.

What timezone is ZIP code 11933 in?

ZIP code 11933 observes the EST timezone.