Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/11577

11577

ZIP 11577 is Roslyn Heights, New York, in Nassau County; area codes 516 and 363; Eastern time.

Type
Standard
Time zone
America/New_York
County
Nassau
Population
13,077
Coordinates
40.7829, -73.6391
☼ Live from 11577 — Roslyn Heights, NY

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 11577 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 11577
  • 🔢 Type 11577 into a pocket calculator and turn it upside down: LLSII — not quite a word, sorry.
  • ➕ As a number, 11,577 = 3 × 17 × 227. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100111001
  • 🏠 Its numerical neighbours: 11576 (Roslyn, NY, 1 mi away) and 11579 (Sea Cliff, NY, 4 mi away).
  • 🔄 Backwards, 11577 becomes 77511 — and that is a real ZIP code: Alvin, TX, 1,447 miles away.
  • 👥 11 other ZIP codes are made of exactly the same digits (11757, 11775, 15717, 15771, 17517, 17751, …). The farthest-flung twin is 77511 in Alvin, TX, 1,447 miles away.
  • 🧭 Farther north than 64% of all ZIP codes, and farther east than 92%.
  • 🎯1,311 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11577 and you would come out at 40.78°S, 106.36°E — 806 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
  • 📏 At 3.0 square miles of land, 11577 is bigger than 14% of ZIP codes — room for about 2.2 Central Parks.
🌙 The sky over 11577 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population13,077This ZIP13,077
Households4,361This ZIP4,361
Housing units4,521This ZIP4,521
Median age44.3This ZIP44.3New York39.8US 38.9
Median household income$182,674This ZIP$182,674New York$85,974US $80,734
Median home value$988,300This ZIP$988,300New York$423,800US $332,700
Median gross rent$2,514This ZIP$2,514New York$1,621US $1,413
Bachelor's degree or higher65.8%This ZIP65.8%
Mean commute38.3 minThis ZIP38.3 min
Population density4,429.9 / sq miThis ZIP4,429.9 / sq mi

Business and tax activity

Business establishments540This ZIP540
Employees3,488This ZIP3,488
Annual payroll$207,181,000This ZIP$207,181,000
Tax returns filed6,180This ZIP6,180
Total adjusted gross income$1,392,035,000This ZIP$1,392,035,000

Land area

Land area2.95 sq miThis ZIP2.95 sq mi
Water area0.00 sq mi

Other place names in 11577

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 11577

ZIPCityDistance
11576 Roslyn, NY 1.0 mi
11507 Albertson, NY 1.1 mi
11596 Williston Park, NY 1.6 mi
11568 Old Westbury, NY 2.2 mi
11548 Greenvale, NY 2.4 mi
11501 Mineola, NY 2.5 mi
11514 Carle Place, NY 2.7 mi
11030 Manhasset, NY 2.7 mi
11022 Great Neck, NY 2.8 mi
11026 Great Neck, NY 2.8 mi

Find every ZIP code within 10 miles of 11577 →

Questions about this ZIP code

Where is ZIP code 11577?

11577 is in Roslyn Heights, New York, in Nassau County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.7829, -73.6391.

What county is 11577 in?

11577 lies in Nassau County.

What area code is 11577?

Roslyn Heights uses area codes 516 and 363, from NANPA's telephone records.

What time zone is 11577 in?

11577 uses America/New_York.

How many people live in 11577?

About 13,077 people live in ZIP code 11577, in 4,361 households, at 4,429.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 11577?

$182,674 a year, against $85,974 across New York.

What ZIP codes are near 11577?

The closest are 11576 (1 mi), 11507 (1.1 mi), 11596 (1.6 mi), 11568 (2.2 mi) and 11548 (2.4 mi).

Is 11577 a PO Box ZIP code?

11577 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “11577 ZIP Code — Roslyn Heights, New York (Nassau County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11577

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/11577.json

Underlying data is public domain or openly licensed — sources, vintages and licences.