Centerport ZIP Code List — Suffolk County, NY

There is one unique ZIP code in Centerport, New York and it is 11721. Area code: 631.
1
ZIP codes
2.51
sq mi land
1.44
sq mi water
631
area code
Centerport, NY ZIP code map

About Centerport, NY

Centerport, NY, is a charming hamlet located within Suffolk County on Long Island. Renowned for its picturesque waterfront and serene atmosphere, it offers a perfect blend of suburban comfort and natural beauty. With its close-knit community and scenic views, Centerport is an attractive destination for those seeking a tranquil lifestyle.

Location & geography

Centerport is situated on the North Shore of Long Island, bordered by the Long Island Sound to the south. Nearby cities include Huntington, approximately 3 miles to the west, and Northport, about 2 miles to the east, offering easy access to a variety of amenities. The hamlet covers a total land area of 2.51 square miles and has an additional 1.44 square miles of water, featuring a diverse terrain that includes beaches and parks.

Community & economy

The community of Centerport boasts a friendly atmosphere, characterized by well-maintained homes and picturesque streets such as Centerport Road. It primarily features residential neighborhoods, with a focus on local businesses and services that cater to the daily needs of residents. The local culture is enriched by outdoor activities, such as boating and fishing, taking advantage of its proximity to the water.

Transportation

Residents of Centerport can access major highways, including Route 25, which provides convenient connections to neighboring towns and beyond. The nearest airports include Long Island MacArthur Airport, located approximately 26 miles to the east, making air travel accessible for the community. Public transportation options are limited, emphasizing the need for personal vehicles for commuting.

History

Centerport was originally settled in the 19th century and has grown from a small fishing village into a desirable residential community. The area has historically been known for its shipbuilding and fishing industries, which contributed to its development over the years. Notable events include the establishment of local parks and nature reserves that have preserved its scenic landscapes.

Did you know?

One surprising fact about Centerport is that it is home to the historic Vanderbilt Museum, a popular cultural destination featuring art, decorative arts, and a planetarium. Additionally, the area is known for its scenic beaches that attract visitors during the summer months, making it a hidden gem on Long Island.

ZIP codes for Centerport, NY (1)
ZIP code City County Map
11721 Centerport Suffolk View map

Demographics & statistics

6,569
Population
49.3
Median age
$204,048
Median household income
$96,163
Per capita income
$720,000
Median home value
$2,950
Median monthly rent
95.6%
Home ownership
8.8%
Poverty rate
10.1%
Unemployment
2,358
Housing units
70.8%
Bachelor's or higher

Age distribution

Male Female
164
Under 5
167
107
5–9
109
159
10–14
162
334
15–19
341
89
20–24
91
319
25–34
326
306
35–44
311
661
45–54
673
310
55–59
315
223
60–64
227
368
65–74
376
154
75–84
157
59
85+
61
← Male
Female →

Age summary

GroupCount%
Under 181,36820.8%
18 and over5,20179.2%
65 and over1,17517.9%
Median age49.3 years

Race & ethnicity

White 82.9%
Hispanic or Latino 5.4%
Other race 4.6%
Asian 4.2%
Black or African American 1.7%
Two or more races 1.1%
GroupCount%
White5,76082.9%
Hispanic or Latino3775.4%
Other race3224.6%
Asian2914.2%
Black or African American1171.7%
Two or more races791.1%

Household income

Under $10k 3.2%
$10k–$15k 0.9%
$15k–$25k 3.1%
$25k–$35k 1.5%
$35k–$50k 4.7%
$50k–$75k 4.6%
$75k–$100k 4.5%
$100k–$150k 13.6%
$150k–$200k 13.3%
$200k+ 50.5%
Range% of households
Under $10k3.2%
$10k–$15k0.9%
$15k–$25k3.1%
$25k–$35k1.5%
$35k–$50k4.7%
$50k–$75k4.6%
$75k–$100k4.5%
$100k–$150k13.6%
$150k–$200k13.3%
$200k+50.5%
Median income$204,048

Housing

Home values

Under $50k 2.3%
$50k–$100k 0.3%
$150k–$200k 1.1%
$200k–$300k 0.7%
$300k–$500k 6.5%
$500k–$1M 65.2%
$1M+ 23.9%

Housing overview

MetricValue
Median home value$720,000
Median rent / month$2,950
Owner occupied95.6%
Renter occupied4.4%
Vacant3.0%
Single-family detached95.8%
Large apartment buildings0.8%
Mobile homes0.0%
Median rooms7.4
Avg household size (owned)2.79

Year built

Era%
2020 or later1.0%
2010–20192.0%
2000–20093.8%
1990–19996.8%
1980–19895.5%
1970–197911.2%
1960–196912.9%
1950–195932.0%
1940–19496.3%
1939 or earlier18.6%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom2.0%
2 bedrooms14.2%
3 bedrooms36.0%
4 bedrooms37.2%
5+ bedrooms10.6%

Vehicles per household

Vehicles% of households
No vehicle0.8%
1 vehicle19.2%
2 vehicles46.5%
3 or more33.5%

Heating fuel

Fuel type%
Utility gas54.3%
Electricity4.0%
Propane / LP gas0.9%
Fuel oil38.4%
Wood0.8%
Solar0.4%

Households & families

Household typeCount%
Married-couple family1,70871.5%
Cohabiting couple893.7%
Male householder, no spouse24610.3%
Female householder, no spouse34514.4%
Households with children under 1873930.9%
Households with seniors (65+)83134.8%
Average household size2.75

Marital status

StatusMaleFemale
Never married28.3%28.0%
Married63.9%59.7%
Separated0.0%1.1%
Widowed3.1%4.6%
Divorced4.6%6.7%

Education

Less than 9th grade 1.8%
Some HS, no diploma 0.4%
HS graduate 9.0%
Some college, no degree 11.7%
Associate's degree 6.3%
Bachelor's degree 38.0%
Graduate / professional 32.9%
Metric%
HS diploma or higher97.8%
Bachelor's or higher70.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool16410.3%
Kindergarten523.3%
Elementary school39324.7%
High school59837.6%
College / grad school38324.1%

Employment

Industry of employment

Education & healthcare 36.4%
Professional & management 17.3%
Finance & real estate 9.4%
Construction 8.2%
Retail trade 6.0%
Other services 4.9%
Manufacturing 4.5%
Arts, food & hospitality 2.9%
Transportation & utilities 2.8%
Information 2.7%
Public administration 2.5%
Wholesale trade 1.7%
Agriculture & mining 0.7%

Occupation

Category%
Management, business & arts60.3%
Service11.0%
Sales & office17.5%
Natural resources & construction9.2%
Production & transportation1.9%

Employment type

Type%
Private sector79.2%
Government13.4%
Self-employed7.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone66.6%
Carpool3.7%
Public transit15.4%
Walk0.7%
Other means1.2%
Avg commute (minutes)35.8

Poverty

All people 8.8%
Under 18 years 10.9%
18 and over 8.2%
Married-couple families 6.0%
Female-led households 13.4%

Income support

Source% of households
Social Security30.2%
Retirement income21.9%
Supplemental Security1.8%
Cash public assistance0.9%
Food stamps / SNAP2.1%

Health indicators

Condition%
High blood pressure28.0%
High cholesterol32.5%
Heart disease5.1%
Stroke2.2%
Asthma9.0%
Arthritis20.2%
Kidney disease2.4%
Pulmonary disease4.6%
Cancer7.6%
Behavior / access%
Binge drinking17.6%
No physical activity16.8%
Less than 7 hrs sleep30.9%
Fair or poor health8.0%
Poor mental health11.3%
Poor physical health7.3%
No health insurance6.4%
Visited doctor (checkup)79.9%
Visited dentist76.7%
Cholesterol screening94.8%
Teeth loss6.8%

Veterans & disability

VeteransCount%
Civilian veterans2354.5%
Disability%
Any disability7.4%
Under 180.6%
18–64 years6.7%
65 and over17.7%

Health insurance coverage

Type%
Private insurance90.0%
Public insurance24.2%
Uninsured under 190.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only6,23895.0%
Spanish1863.0%
Other Indo-European601.0%
Asian & Pacific Islander841.3%
Other languages340.5%

Place of birth & citizenship

OriginCount%
Native born (US)6,06892.4%
Born in same state6,00791.4%
Born in different state5,33981.3%
Foreign born610.9%
Naturalized citizen5017.6%
Not a US citizen38276.2%

Ancestry

AncestryCount%
Italian1,77527%
French3805.8%
Arab2634%
Polish1171.8%
English871.3%
AncestryCount%
Norwegian741.1%
Irish600.9%
German550.8%
Dutch270.4%

Technology access

Metric% of households
Computer access36.4%
Internet access99.2%

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

Frequently asked questions
What is the ZIP code for Centerport, NY?
Centerport, NY has one ZIP code: 11721.
What is the main ZIP code for Centerport, NY?
The primary ZIP code for Centerport, NY is 11721. The city uses area code 631 for phone service.
What county is Centerport, NY in?
Centerport is located in Suffolk County, New York.
How many ZIP codes are in Centerport, NY?
Centerport, NY has 1 ZIP code.
What is the ZIP code for the Centerport Harbor area and waterfront district?
The Centerport Harbor waterfront area is located in ZIP code 11721, which covers the entire Centerport community in Suffolk County, New York.
What ZIP code should I use when mailing correspondence to businesses in downtown Centerport?
All businesses and residents in downtown Centerport, including the village center, use ZIP code 11721 for mailing addresses.
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