Rocky Point ZIP Code List — Suffolk County, NY

There is one unique ZIP code in Rocky Point, New York and it is 11778. Area code: 631/516.

ZIP codes

6.74

sq mi land

1.33

sq mi water

631/516

area code

Rocky Point, NY ZIP code map

About Rocky Point, NY

Rocky Point is a charming hamlet located in Suffolk County, New York. Known for its scenic beauty and small-town atmosphere, it offers a peaceful retreat from the hustle and bustle of urban life. The community is characterized by friendly residents and a tight-knit environment that fosters local engagement.

Location & geography

Situated on the North Shore of Long Island, Rocky Point is approximately 15 miles east of Smithtown and about 20 miles northwest of Riverhead. The area encompasses a total of 8.07 square miles, with 6.74 square miles of land and 1.33 square miles of water, providing a mix of beautiful coastal and more terrestrial landscapes. The terrain is marked by its proximity to the Long Island Sound, adding to its picturesque charm.

Community & economy

The character of Rocky Point is shaped by its residential neighborhoods and recreational opportunities, making it an appealing place for families and retirees alike. Local industries largely revolve around retail and service sectors that cater to the community's needs, while the natural surroundings offer ample opportunities for outdoor activities. Daily life in Rocky Point often includes visiting the local parks, enjoying community events, and participating in various recreational sports.

Transportation

Rocky Point is conveniently accessed via major roadways, including the Long Island Expressway (I-495) and Route 25A, making it easy for residents to travel to surrounding areas. The nearest major airport is Long Island MacArthur Airport, approximately 15 miles to the west. Public transportation options are also available, providing bus services that connect to the broader Long Island network.

History

Rocky Point was originally settled in the late 17th century, evolving from a small fishing village into a vibrant community. As time progressed, it became known for its close-knit atmosphere and was historically characterized by its industries related to fishing and agriculture. Notable events in Rocky Point's history include the development of local parks and facilities that have made it a destination for recreation and tourism.

Did you know?

One surprising fact about Rocky Point is that it was once home to a World War II Army Air Force training base. Today, the hamlet is known for its beautiful beaches and parks, which attract both locals and tourists alike.

ZIP codes for Rocky Point, NY (1)

ZIP code	City	County	Map
11778	Rocky Point	Suffolk	View map

Demographics & statistics

12,496

Population

39.0

Median age

$114,848

Median household income

$51,882

Per capita income

$380,000

Median home value

$1,774

Median monthly rent

93.6%

Home ownership

3.1%

Poverty rate

6.3%

Unemployment

4,592

Housing units

36.8%

Bachelor's or higher

Age distribution

Male Female

426

Under 5

461

328

5–9

356

471

10–14

510

372

15–19

402

380

20–24

412

759

25–34

822

640

35–44

694

1,136

45–54

1,230

476

55–59

515

286

60–64

310

376

65–74

407

297

75–84

321

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,984	23.9%
18 and over	9,512	76.1%
65 and over	1,510	12.1%
Median age	39.0 years

Race & ethnicity

White 85.8%

Two or more races 5.8%

Hispanic or Latino 5%

Other race 2%

Black or African American 0.8%

Asian 0.6%

Group	Count	%
White	11,293	85.8%
Two or more races	764	5.8%
Hispanic or Latino	661	5%
Other race	262	2%
Black or African American	102	0.8%
Asian	75	0.6%

Household income

Under $10k 2.3%

$10k–$15k 1.6%

$15k–$25k 2.5%

$25k–$35k 2.7%

$35k–$50k 5.0%

$50k–$75k 13.3%

$75k–$100k 13.9%

$100k–$150k 26.3%

$150k–$200k 11.5%

$200k+ 20.9%

Range	% of households
Under $10k	2.3%
$10k–$15k	1.6%
$15k–$25k	2.5%
$25k–$35k	2.7%
$35k–$50k	5.0%
$50k–$75k	13.3%
$75k–$100k	13.9%
$100k–$150k	26.3%
$150k–$200k	11.5%
$200k+	20.9%
Median income	$114,848

Housing

Home values

Under $50k 0.8%

$50k–$100k 3.0%

$100k–$150k 2.4%

$150k–$200k 1.0%

$200k–$300k 14.4%

$300k–$500k 58.2%

$500k–$1M 19.3%

$1M+ 0.9%

Housing overview

Metric	Value
Median home value	$380,000
Median rent / month	$1,774
Owner occupied	93.6%
Renter occupied	6.4%
Vacant	6.3%
Single-family detached	92.2%
Large apartment buildings	0.2%
Mobile homes	0.0%
Median rooms	6.1
Avg household size (owned)	2.75

Year built

Era	%
2020 or later	0.0%
2010–2019	1.1%
2000–2009	4.9%
1990–1999	5.9%
1980–1989	9.5%
1970–1979	22.4%
1960–1969	16.5%
1950–1959	17.7%
1940–1949	11.7%
1939 or earlier	10.2%

Bedrooms

Size	% of units
No bedroom (studio)	1.7%
1 bedroom	7.9%
2 bedrooms	19.6%
3 bedrooms	39.6%
4 bedrooms	26.6%
5+ bedrooms	4.7%

Vehicles per household

Vehicles	% of households
No vehicle	2.8%
1 vehicle	27.5%
2 vehicles	45.0%
3 or more	24.7%

Heating fuel

Fuel type	%
Utility gas	11.5%
Electricity	3.5%
Propane / LP gas	2.3%
Fuel oil	78.8%
Wood	3.1%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	2,543	55.6%
Cohabiting couple	251	5.5%
Male householder, no spouse	724	15.8%
Female householder, no spouse	1,058	23.1%
Households with children under 18	1,812	39.6%
Households with seniors (65+)	1,159	25.3%
Average household size	2.72

Marital status

Status	Male	Female
Never married	33.5%	27.5%
Married	53.6%	50.1%
Separated	0.6%	1.3%
Widowed	1.7%	8.9%
Divorced	10.6%	12.2%

Education

Less than 9th grade 3.7%

Some HS, no diploma 2.1%

HS graduate 29.4%

Some college, no degree 19.3%

Associate's degree 8.8%

Bachelor's degree 20.7%

Graduate / professional 16.1%

Metric	%
HS diploma or higher	94.2%
Bachelor's or higher	36.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	250	7.8%
Kindergarten	149	4.6%
Elementary school	1,306	40.6%
High school	795	24.7%
College / grad school	717	22.3%

Employment

Industry of employment

Education & healthcare 34.0%

Professional & management 13.4%

Retail trade 9.1%

Construction 7.0%

Arts, food & hospitality 6.3%

Transportation & utilities 6.2%

Manufacturing 5.4%

Finance & real estate 4.7%

Public administration 4.6%

Other services 3.7%

Wholesale trade 2.9%

Information 1.9%

Agriculture & mining 0.8%

Occupation

Category	%
Management, business & arts	46.9%
Service	14.4%
Sales & office	24.9%
Natural resources & construction	9.1%
Production & transportation	4.7%

Employment type

Type	%
Private sector	66.8%
Government	29.9%
Self-employed	2.8%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	85.9%
Carpool	5.5%
Public transit	2.2%
Walk	0.0%
Other means	0.6%
Avg commute (minutes)	36.7

Poverty

All people 3.1%

Under 18 years 2.0%

18 and over 3.4%

Married-couple families 1.9%

Female-led households 4.1%

Income support

Source	% of households
Social Security	27.7%
Retirement income	24.1%
Supplemental Security	6.9%
Cash public assistance	2.0%
Food stamps / SNAP	3.9%

Health indicators

Condition	%
High blood pressure	24.1%
High cholesterol	27.6%
Heart disease	4.1%
Stroke	1.9%
Asthma	9.4%
Arthritis	16.8%
Kidney disease	2.0%
Pulmonary disease	4.5%
Cancer	5.6%

Behavior / access	%
Binge drinking	20.7%
No physical activity	18.7%
Less than 7 hrs sleep	33.9%
Fair or poor health	8.5%
Poor mental health	13.6%
Poor physical health	7.4%
No health insurance	9.2%
Visited doctor (checkup)	76.4%
Visited dentist	71.6%
Cholesterol screening	91.6%
Teeth loss	9.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	581	6.1%

Disability	%
Any disability	10.7%
Under 18	4.8%
18–64 years	9.0%
65 and over	31.0%

Health insurance coverage

Type	%
Private insurance	83.2%
Public insurance	26.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,609	92.9%
Spanish	158	1.4%
Other Indo-European	46	0.4%
Asian & Pacific Islander	59	0.5%
Other languages	27	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	11,919	95.4%
Born in same state	11,842	94.8%
Born in different state	10,934	87.5%
Foreign born	77	0.6%
Naturalized citizen	577	4.6%
Not a US citizen	344	59.6%

Ancestry

Ancestry	Count	%
Italian	2,982	23.9%
Arab	1,041	8.3%
French	671	5.4%
Polish	337	2.7%
Irish	105	0.8%

Ancestry	Count	%
German	91	0.7%
Norwegian	62	0.5%
English	33	0.3%
Dutch	15	0.1%

Technology access

Metric	% of households
Computer access	36.6%
Internet access	95.6%

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

Frequently asked questions

What is the ZIP code for Rocky Point, NY?

Rocky Point, NY has one ZIP code: 11778.

What is the main ZIP code for Rocky Point, NY?

The primary ZIP code for Rocky Point, NY is 11778. The city uses area code 631 or 516 for phone service.

What county is Rocky Point, NY in?

Rocky Point is located in Suffolk County, New York.

How many ZIP codes are in Rocky Point, NY?

Rocky Point, NY has 1 ZIP code.

What ZIP code should I use when mailing a letter to a business located in downtown Rocky Point near the Rocky Point State Historic Site?

All mail to Rocky Point, including the downtown area near the historic site, uses ZIP code 11778.

If I'm shipping a package to a residential address in the Rocky Point Harbor area, what ZIP code do I need?

Addresses in the Rocky Point Harbor neighborhood, like all of Rocky Point, use the single ZIP code 11778.