US ZIP Code
11721

Centerport, NY

Suffolk County  ·  New York

● Active
👥 6,620 Population ↑ 5% since 2019
💰 $206,250 Median HH Income
▲ 170% above avg ↑ 45% since 2019
🎂 49.6 Median Age ↓ 2% since 2019
🏠 $704,900 Median Home Value
▲ 153% above avg ↑ 17% since 2019
🎓 76.2% College Grads
▲ 97% above avg
📊 6.9% Unemployment
▲ 40% above avg ↓ 3% since 2019
ZIP Code Details
ZIP Code11721
CityCenterport
StateNew York (NY)
CountySuffolk County
Area Code631/934
Elevation20 ft
Latitude40.902425
Longitude-73.371427
TimezoneNew York (DST)
FIPS36103
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.3% (3,331) Female 49.7% (3,289) ♀

Race & Ethnicity

White: 83.8%Hispanic: 5.7%Black: 1.8%Asian: 2.7%Other: 2.2%Race
White83.8%
Hispanic5.7%
Black1.8%
Asian2.7%
Other2.2%

Age Breakdown

Under 5
5%
5–17
15%
18–24
5%
25–44
19%
45–64
38%
65+
8%

Key Indicators

Median Age49.6 yrs ↓ 2% since 2019
Avg Household Size2.72
Below Poverty5.5% ▼ 45% below avg
College Grads76.2% ▲ 97% above avg
Unemployment6.9% ▲ 40% above avg
HS Graduate414 (8.7%)
Some College151 (3.2%)
Associates576 (12%)
Bachelors184 (3.8%)
Graduate Degree3,460 (72.3%)

Education

HS Grad: 8.7%Some College: 3.2%Associates: 12%Bachelors: 3.8%Graduate: 72.3%Edu
HS Grad8.7%
Some College3.2%
Associates12.0%
Bachelors3.8%
Graduate72.3%
Housing & Income

Housing Tenure

Owner: 96%Renter: 4%Tenure
Owner96.0%
Renter4.0%

Home Value Distribution

Under $50k
2%
$50k–100k
0%
$150k–200k
1%
$200k–300k
1%
$300k–500k
6%
Over $500k
90%

Financials

Median HH Income$206,250 ▲ 170% above avg ↑ 45% since 2019
Median Home Value$704,900 ▲ 153% above avg ↑ 17% since 2019
Home/Income Ratio3.4x (nat avg ~3.5x)
Median Rent$3,220/mo ↑ 74% since 2019
Total Units2,497
Vacant Units61
Avg HH Size2.72

Income Distribution

Under $25k
4%
$25k–50k
5%
$50k–75k
4%
$75k–100k
8%
$100k–150k
13%
$150k–200k
15%
Over $200k
50%
Employment & Commute

How People Get to Work

Drove Alone
67%
Public Transit
17%
Walked
1%
Work From Home
16%

Commute Time

Under 15 min
20%
15–30 min
23%
30–45 min
36%
Over 45 min
22%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
23%
1960s–1970s
10%
1980s–1990s
7%
2000+
57%

Summary

Total Units2,497
Vacant61
Owner Occupied96.0%
Renter Occupied4.0%
Avg HH Size2.72
Frequently Asked Questions
ZIP code 11721 is in Centerport, NY, in Suffolk County.
ZIP code 11721 is located in New York (NY).
ZIP code 11721 is in Suffolk County, NY.
ZIP 11721 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 11721 is 6,620 people (ACS 2023).
The median household income in ZIP code 11721 is $206,250 (ACS 2023).
The median home value in ZIP 11721 is $704,900 (ACS 2023).
About ZIP Code 11721

ZIP code 11721 is located in Centerport, New York, within Suffolk County. With a population of 6,620, this is a lightly populated ZIP code with a mature community — the median age is 49.6 years. Economically, 11721 is a affluent ZIP code: the median household income of $206,250 is more than double the national average.

Real estate in ZIP code 11721 represents a premium housing market. The median home value of $704,900 is more than double the national average. Renters can expect to pay around $3,220 per month in median rent. Homeownership is strong here — 96.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 17% since 2019.

The population of 11721 is primarily White (83.75%). Residents are highly educated — 76.2% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 5.5%. Household income has grown by 45% since 2019.

The unemployment rate in 11721 stands at 6.9%, which is above the national average. About 16% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 65%.

Overall, ZIP code 11721 in Centerport, NY is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 6,620 residents, a median household income of $206,250, and a median home value of $704,900, it offers a clear picture of life in this part of New York.