PlainZIP

Port Jefferson, NY · standard

ZIP Code 11777

Suffolk County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

8,968
793/sq mi
$150,505
Median income
$680,200
Median home value
68.0%
Bachelor's or higher

The verdict

Port Jefferson pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 4%
household income, US ZIPs
Top 7%
home value, US ZIPs
793
people per sq mi
75%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 11777 against every reporting US ZIP.

ZIP code 11777 is a mid-sized community (a standard USPS delivery area) in Port Jefferson, Suffolk County, New York, home to 8,968 residents across 11.3 square miles, a density of 793 people per square mile, in the New York time zone.

ZIP 11777 skews affluent, with a median household income of $150,505 (63% above the New York average), while per-capita income is $77,822. Poverty here runs at 5.1%, with unemployment measured at 3.6%. The typical home here is valued at $680,200 (80% above the state average); renters pay a median of $2,359 monthly, and 74.8% of units are owner-occupied.

This is a highly-educated ZIP: 68.0% of adults hold a bachelor's degree or higher, the median age is 44.9, and the average commute is 32 minutes. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 11777, plus 6 more within Suffolk County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 11777

Top 5 sectors by establishment count in Port Jefferson, NY

Which industries have the most business establishments in ZIP 11777.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 11777, Port Jefferson, NY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

8,968

Population

11.3

Area (sq mi)

793

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 11777?

44.9

Median Age

48.0%

Male

52.0%

Female

16.2%

Foreign-Born

White 81.5%
African American 0.7%
Asian 5.6%
American Indian or Alaska Native 0.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.0%
Hispanic or Latino 11.3%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$150,505

Median Household Income

+63% vs state

$77,822

Per Capita Income

5.1%

Poverty Rate

3.6%

Unemployment Rate

31.6 min

Mean Commute Time

How ZIP 11777 ranks nationally

Port Jefferson, NY household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$150,505 Top 4% higher than 96% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). This entry sits in this band. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 81.6%
Bachelor's Degree or Higher 68.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

4,055

Total Housing Units

3,701

Occupied Units

354

Vacant Units

2.47

Avg Household Size

Occupancy Type

Owner 74.8%
Renter 25.2%

$680,200

Median Home Value

+80% vs state

$2,359

Median Rent

1972

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+11.0%

YoY Change (2024)

236

HPI Index (2000 = 100)

+136%

Total Change Since 2000

Home values in ZIP 11777 have increased 11.0% over the past year (2024). Since 2000, this ZIP has seen +136% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.2% 173
2021 +9.6% 189
2022 +8.6% 206
2023 +3.4% 213
2024 +11.0% 236

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 454 business establishments in ZIP 11777, employing approximately 7,308 people with a combined annual payroll of $513,422,000.

454

Businesses

7,308

Employees

$513.4M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 92 20.3%
Professional, scientific, and technical services 77 17.0%
Accommodation and food services 52 11.4%
Construction 38 8.4%
Other services (except public administration) 36 7.9%
Retail trade 30 6.6%
Administrative and support and waste management and remediation services 29 6.4%
Finance and insurance 27 6.0%
Real estate and rental and leasing 22 4.8%
Arts, entertainment, and recreation 12 2.6%
Wholesale trade 11 2.4%
Transportation and warehousing 9 2.0%
Information 6 1.3%
Educational services 4 0.9%
Utilities 3 0.7%
Manufacturing 3 0.7%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 11777 vs 11733 →

ZIP 11777 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 11777 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 11777 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 11777 ranks #4 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
11733 East Setauket, NY 18,949 2.4 mi
11776 Port Jefferson Station, NY 24,235 2.8 mi
11766 Mount Sinai, NY 12,635 2.7 mi
11789 Sound Beach, NY 7,895 4.8 mi
11794 Stony Brook, NY 3,165 4.1 mi
11720 Centereach, NY 29,189 5.7 mi
11764 Miller Place, NY 13,200 4.8 mi
11784 Selden, NY 24,655 5.8 mi
11790 Stony Brook, NY 18,511 4.5 mi
11727 Coram, NY 29,030 5.8 mi

More ZIP Codes in Suffolk County

11746 standard
Huntington Station, NY
Pop: 67,094
11706 standard
Bay Shore, NY
Pop: 62,543
11717 standard
Brentwood, NY
Pop: 60,745
11757 standard
Lindenhurst, NY
Pop: 45,700
11772 standard
Patchogue, NY
Pop: 44,837
11743 standard
Huntington, NY
Pop: 42,230

Related Areas

Suffolk County Port Jefferson, NY New York

Frequently Asked Questions

What county is ZIP code 11777 in? ▼
ZIP code 11777 (Port Jefferson) is located in Suffolk County, New York. Suffolk County contains multiple ZIP codes, see the full list at /counties/suffolk-ny.
What is the population of ZIP code 11777? ▼
ZIP code 11777 in Port Jefferson, NY has a population of 8,968 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 11777? ▼
The median household income in ZIP 11777 is $150,505, which is 97% above the national average of $76,288.
What is the average home value in ZIP 11777? ▼
The median home value in ZIP 11777 is $680,200, which is 145% above the national average of $278,155.
What is the demographic makeup of ZIP 11777? ▼
The largest racial group in ZIP 11777 is White at 81.5%. Hispanic or Latino residents make up 11.3% of the population.
How many businesses are in ZIP code 11777? ▼
ZIP code 11777 has 454 business establishments employing approximately 7,308 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11777? ▼
The top industries by establishment count in ZIP 11777 are: Health care and social assistance (92), Professional, scientific, and technical services (77), Accommodation and food services (52). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 11777? ▼
According to the FHFA House Price Index, home values in ZIP 11777 increased by 11.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 136%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 11777? ▼
In ZIP code 11777, 81.6% of residents aged 25+ have a high school diploma or higher, and 68.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 11777? ▼
The mean commute time for workers in ZIP code 11777 is 31.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 11777? ▼
In ZIP code 11777, approximately 74.8% of occupied housing units are owner-occupied and 25.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 11777? ▼
The poverty rate in ZIP code 11777 is 5.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.