US ZIP Code
11579

Sea Cliff, NY

Nassau County  ·  New York

● Active
👥 5,037 Population ↓ 3% since 2019
💰 $185,650 Median HH Income
▲ 143% above avg ↑ 38% since 2019
🎂 41.3 Median Age ↓ 15% since 2019
🏠 $926,500 Median Home Value
▲ 232% above avg ↑ 30% since 2019
🎓 69.1% College Grads
▲ 78% above avg
📊 12.8% Unemployment
▲ 162% above avg ↑ 620% since 2019
ZIP Code Details
ZIP Code11579
CitySea Cliff
StateNew York (NY)
CountyNassau County
Area Code363/516
Elevation165 ft
Latitude40.844018
Longitude-73.644089
TimezoneNew York (DST)
FIPS36059
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 44.7% (2,252) Female 55.3% (2,785) ♀

Race & Ethnicity

White: 86.9%Hispanic: 7.2%Black: 0.6%Asian: 1.4%Other: 3.8%Race
White86.9%
Hispanic7.2%
Black0.6%
Asian1.4%
Other3.8%

Age Breakdown

Under 5
7%
5–17
20%
18–24
6%
25–44
19%
45–64
29%
65+
9%

Key Indicators

Median Age41.3 yrs ↓ 15% since 2019
Avg Household Size2.84
Below Poverty1.6% ▼ 85% below avg
College Grads69.1% ▲ 78% above avg
Unemployment12.8% ▲ 162% above avg
No HS Diploma30 (0.9%)
HS Graduate584 (17.9%)
Some College118 (3.6%)
Associates277 (8.5%)
Bachelors248 (7.6%)
Graduate Degree2,011 (61.5%)

Education

No HS: 0.9%HS Grad: 17.9%Some College: 3.6%Associates: 8.5%Bachelors: 7.6%Graduate: 61.5%Edu
No HS0.9%
HS Grad17.9%
Some College3.6%
Associates8.5%
Bachelors7.6%
Graduate61.5%
Housing & Income

Housing Tenure

Owner: 81.9%Renter: 18.1%Tenure
Owner81.9%
Renter18.1%

Home Value Distribution

$300k–500k
5%
Over $500k
95%

Financials

Median HH Income$185,650 ▲ 143% above avg ↑ 38% since 2019
Median Home Value$926,500 ▲ 232% above avg ↑ 30% since 2019
Home/Income Ratio5.0x (nat avg ~3.5x)
Median Rent$2,268/mo
Total Units1,977
Vacant Units218
Avg HH Size2.84

Income Distribution

Under $25k
6%
$25k–50k
6%
$50k–75k
6%
$75k–100k
9%
$100k–150k
13%
$150k–200k
17%
Over $200k
44%
Employment & Commute

How People Get to Work

Drove Alone
66%
Public Transit
9%
Walked
2%
Work From Home
22%

Commute Time

Under 15 min
19%
15–30 min
35%
30–45 min
20%
Over 45 min
27%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
20%
1960s–1970s
4%
1980s–1990s
1%
2000+
73%

Summary

Total Units1,977
Vacant218
Owner Occupied81.9%
Renter Occupied18.1%
Avg HH Size2.84
Frequently Asked Questions
ZIP code 11579 is in Sea Cliff, NY, in Nassau County.
ZIP code 11579 is located in New York (NY).
ZIP code 11579 is in Nassau County, NY.
ZIP 11579 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 11579 is 5,037 people (ACS 2023).
The median household income in ZIP code 11579 is $185,650 (ACS 2023).
The median home value in ZIP 11579 is $926,500 (ACS 2023).
About ZIP Code 11579

ZIP code 11579 is located in Sea Cliff, New York, within Nassau County. With a population of 5,037, this is a lightly populated ZIP code with a middle-aged community — the median age is 41.3 years. Economically, 11579 is a affluent ZIP code: the median household income of $185,650 is more than double the national average.

Real estate in ZIP code 11579 represents among the most expensive housing markets in the country. The median home value of $926,500 is more than double the national average. Renters can expect to pay around $2,268 per month in median rent. Homeownership is strong here — 81.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.

The population of 11579 is primarily White (86.92%). Residents are highly educated — 69.1% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 1.6%. Household income has grown by 38% since 2019.

The unemployment rate in 11579 stands at 12.8%, which is more than double the national average. About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 65%.

Overall, ZIP code 11579 in Sea Cliff, NY is characterized as affluent, highly educated, a middle-aged community, and predominantly owner-occupied. With 5,037 residents, a median household income of $185,650, and a median home value of $926,500, it offers a clear picture of life in this part of New York.