ZIP Code 11579

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Source:

Sea Cliff · Nassau County · New York

Population
5,055

1,739/sq mi

Median income
$193,590

▲ 154% vs US

higher than 99% of US ZIPs

Median home value
$986,900

▲ 255% vs US

higher than 97% of US ZIPs

Bachelor's or higher
61.3%

Median age 40.5

Land area
2.9 sq mi

New York

ZIP code 11579 in Sea Cliff, New York has a population of 5,055. The median household income is $193,590, which is 154% above the national average. Median home value is $986,900, 255% above the US average. 61.3% of residents hold a bachelor's degree or higher.

ZIP code 11579 is classified by USPS as a standard delivery area and covers roughly 2.9 square miles in Sea Cliff, Nassau County, New York. The area is home to 5,055 residents, producing a population density of 1,739 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 11579 against New York and the nation.

On the economic side, the median household income for ZIP 11579 sits at $193,590 (109% above the New York average), while per-capita income is $98,061. The poverty rate stands at 0.9% and the unemployment rate at 13.5%. On housing, the median home value is $986,900 (161% above the state average) with median rent at $2,315 per month, and 77.3% of occupied units are owner-occupied, a direct signal of whether 11579 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 61.3% of adults hold a bachelor's degree or higher, the median age is 40.5, and the average commute is 36 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Nassau County, so you can benchmark 11579 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 11579

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 11579.

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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 11579, Sea Cliff, NY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

5,055

Population

2.9

Area (sq mi)

1,739

People / sq mi

New York

Time Zone

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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 11579?

40.5

Median Age

44.4%

Male

55.6%

Female

9.8%

Foreign-Born

White 85.2%
African American 1.1%
Asian 0.6%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 10.7%
Hispanic or Latino 11.1%

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?

$193,590

Median Household Income

+109% vs state

$98,061

Per Capita Income

0.9%

Poverty Rate

13.5%

Unemployment Rate

36.2 min

Mean Commute Time

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

What is the education profile here?

High School Graduate or Higher 80.1%
Bachelor's Degree or Higher 61.3%

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

What does housing look like?

1,963

Total Housing Units

1,769

Occupied Units

194

Vacant Units

2.81

Avg Household Size

Occupancy Type

Owner 77.3%
Renter 22.7%

$986,900

Median Home Value

+161% vs state

$2,315

Median Rent

1938

Median Year Built

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

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

+11.4%

YoY Change (2024)

258

HPI Index (2000 = 100)

+158%

Total Change Since 2000

Home values in ZIP 11579 have increased 11.4% over the past year (2024). Since 2000, this ZIP has seen +158% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.7% 200
2021 +5.0% 210
2022 +8.0% 227
2023 +1.8% 231
2024 +11.4% 258

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 185 business establishments in ZIP 11579, employing approximately 891 people with a combined annual payroll of $48,215,000.

185

Businesses

891

Employees

$48.2M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 38 20.5%
Construction 26 14.1%
Other services (except public administration) 25 13.5%
Accommodation and food services 21 11.3%
Retail trade 13 7.0%
Real estate and rental and leasing 11 6.0%
Health care and social assistance 8 4.3%
Wholesale trade 7 3.8%
Finance and insurance 7 3.8%
Administrative and support and waste management and remediation services 6 3.2%
Transportation and warehousing 5 2.7%
Arts, entertainment, and recreation 5 2.7%
Information 4 2.2%
Educational services 4 2.2%

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 11579 vs 11547 →

ZIP Code City Population Distance
11547 Glenwood Landing, NY 793 0.9 mi
11542 Glen Cove, NY 27,633 2.0 mi
11576 Roslyn, NY 12,366 3.2 mi
11050 Port Washington, NY 30,171 2.5 mi
11577 Roslyn Heights, NY 12,337 4.2 mi
11548 Greenvale, NY 2,780 2.8 mi
11545 Glen Head, NY 12,065 3.1 mi
11507 Albertson, NY 7,406 5.1 mi
11596 Williston Park, NY 10,480 5.8 mi
11560 Locust Valley, NY 6,464 3.8 mi

More ZIP Codes in Nassau County

Frequently Asked Questions

What county is ZIP code 11579 in?
ZIP code 11579 (Sea Cliff) is located in Nassau County, New York. Nassau County contains multiple ZIP codes, see the full list at /counties/nassau-ny.
What is the population of ZIP code 11579?
ZIP code 11579 in Sea Cliff, NY has a population of 5,055 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 11579?
The median household income in ZIP 11579 is $193,590, which is 154% above the national average of $76,288.
What is the average home value in ZIP 11579?
The median home value in ZIP 11579 is $986,900, which is 255% above the national average of $278,155.
What is the demographic makeup of ZIP 11579?
The largest racial group in ZIP 11579 is White at 85.2%. Hispanic or Latino residents make up 11.1% of the population.
How many businesses are in ZIP code 11579?
ZIP code 11579 has 185 business establishments employing approximately 891 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11579?
The top industries by establishment count in ZIP 11579 are: Professional, scientific, and technical services (38), Construction (26), Other services (except public administration) (25). There are 14 industry sectors represented in total.
How have home values changed in ZIP code 11579?
According to the FHFA House Price Index, home values in ZIP 11579 increased by 11.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 158%. 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 11579?
In ZIP code 11579, 80.1% of residents aged 25+ have a high school diploma or higher, and 61.3% 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 11579?
The mean commute time for workers in ZIP code 11579 is 36.2 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 11579?
In ZIP code 11579, approximately 77.3% of occupied housing units are owner-occupied and 22.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 11579?
The poverty rate in ZIP code 11579 is 0.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for Sea Cliff, NY

Verify and explore additional data for this area using these official government sources.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.