US ZIP Code
11777

Port Jefferson, NY

Suffolk County  ·  New York

● Active
👥 9,347 Population ↑ 4% since 2019
💰 $148,519 Median HH Income
▲ 95% above avg ↑ 29% since 2019
🎂 45.2 Median Age ↓ 2% since 2019
🏠 $655,900 Median Home Value
▲ 135% above avg ↑ 22% since 2019
🎓 72.3% College Grads
▲ 87% above avg
📊 3.5% Unemployment
▼ 28% below avg ↑ 38% since 2019
ZIP Code Details
ZIP Code11777
CityPort Jefferson
StateNew York (NY)
CountySuffolk County
Area Code363/516/631/934
Elevation152 ft
Latitude40.956068
Longitude-73.066659
TimezoneNew York (DST)
FIPS36103
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 47.9% (4,475) Female 52.1% (4,872) ♀

Race & Ethnicity

White: 78.5%Hispanic: 10.9%Black: 1.1%Asian: 6.3%Other: 2.6%Race
White78.5%
Hispanic10.9%
Black1.1%
Asian6.3%
Other2.6%

Age Breakdown

Under 5
4%
5–17
15%
18–24
9%
25–44
22%
45–64
28%
65+
11%

Key Indicators

Median Age45.2 yrs ↓ 2% since 2019
Avg Household Size2.51
Below Poverty4.9% ▼ 51% below avg
College Grads72.3% ▲ 87% above avg
Unemployment3.5% ▼ 28% below avg
No HS Diploma58 (1%)
HS Graduate793 (13.3%)
Some College323 (5.4%)
Associates472 (7.9%)
Bachelors339 (5.7%)
Graduate Degree3,958 (66.6%)

Education

No HS: 1%HS Grad: 13.3%Some College: 5.4%Associates: 7.9%Bachelors: 5.7%Graduate: 66.6%Edu
No HS1.0%
HS Grad13.3%
Some College5.4%
Associates7.9%
Bachelors5.7%
Graduate66.6%
Housing & Income

Housing Tenure

Owner: 74.3%Renter: 25.7%Tenure
Owner74.3%
Renter25.7%

Home Value Distribution

Under $50k
1%
$50k–100k
1%
$100k–150k
1%
$300k–500k
22%
Over $500k
75%

Financials

Median HH Income$148,519 ▲ 95% above avg ↑ 29% since 2019
Median Home Value$655,900 ▲ 135% above avg ↑ 22% since 2019
Home/Income Ratio4.4x (nat avg ~3.5x)
Median Rent$2,261/mo ↑ 20% since 2019
Total Units3,893
Vacant Units265
Avg HH Size2.51

Income Distribution

Under $25k
4%
$25k–50k
8%
$50k–75k
11%
$75k–100k
9%
$100k–150k
19%
$150k–200k
13%
Over $200k
37%
Employment & Commute

How People Get to Work

Drove Alone
81%
Public Transit
5%
Walked
0%
Work From Home
14%

Commute Time

Under 15 min
25%
15–30 min
27%
30–45 min
26%
Over 45 min
22%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
17%
1960s–1970s
17%
1980s–1990s
8%
2000+
56%

Summary

Total Units3,893
Vacant265
Owner Occupied74.3%
Renter Occupied25.7%
Avg HH Size2.51
Frequently Asked Questions
ZIP code 11777 is in Port Jefferson, NY, in Suffolk County.
ZIP code 11777 is located in New York (NY).
ZIP code 11777 is in Suffolk County, NY.
ZIP 11777 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 11777 is 9,347 people (ACS 2023).
The median household income in ZIP code 11777 is $148,519 (ACS 2023).
The median home value in ZIP 11777 is $655,900 (ACS 2023).
About ZIP Code 11777

ZIP code 11777 is located in Port Jefferson, New York, within Suffolk County. With a population of 9,347, this is a lightly populated ZIP code with a mature community — the median age is 45.2 years. Economically, 11777 is a upper-middle-income ZIP code: the median household income of $148,519 is significantly above the national average.

Real estate in ZIP code 11777 represents a premium housing market. The median home value of $655,900 is more than double the national average. Renters can expect to pay around $2,261 per month in median rent. Homeownership is strong here — 74.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 22% since 2019.

The population of 11777 is primarily White (78.52%). Residents are highly educated — 72.3% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 4.9%. Household income has grown by 29% since 2019.

The unemployment rate in 11777 stands at 3.5%, which is below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 74%.

Overall, ZIP code 11777 in Port Jefferson, NY is characterized as upper-middle-income, highly educated, a mature community, and predominantly owner-occupied. With 9,347 residents, a median household income of $148,519, and a median home value of $655,900, it offers a clear picture of life in this part of New York.