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11740 ZIP Code

ZIP Code: 11740 Greenlawn

Extra Details of ZIP Code 11740

ZIP Code 11740
Zip Code Type Standard
State New York - NY
Official Zip Code Name Greenlawn
Primary County Suffolk
Area Code (s) 631
Racial Majority White 80.32%
Elevation Range 112 - 210 ft.

Data: State Statistics Office | Updated on: Jun 18, 2026

How to write a U.S. envelope?

The first step is to write the recipient address:
First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is also the recipient's name. When writing the recipient's name, pay attention to the title, and write the person's title and name in the middle of the envelope. On the second line, write the recipient's full address, including any associated apartment or suite numbers. The more detailed the better. The third line writes the recipient's city, state, and zip code, this information is the last line of the address.

The second step is to write the reply address:
The return address is three lines, the first line will be the sender's name. The second line writes the sender's detailed address, including the street address, please remember to write the house number. On the third line write your city, state abbr, and zip code.

Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

How to Read Zip Code

Population and Employment

population

9,321

Unemployment Rate
1.6%
Poverty Rate
3.6%
Non-Citizens
2.3%

Location of Zip Code 11740

On this map you can see exactly where postcodes are located within Germany.

Gender & Age Statistics

Gender

  • Male
    47%
  • Female
    53%

Age

  • <10 years
    12%
  • 10-17 years
    13%
  • 18-34 years
    16%
  • 35-64 years
    39%
  • 65+ years
    20%

11740 Demographics

Racial Diversity

  • White
    82%
  • African American
    6%
  • Hispanic
    5%
  • American Indian or Alaska native
    0%
  • Asian & Other race
    5%

Education Levels

  • Master's degree or above
    27%
  • Bachelor's degree
    31%
  • Some college or associate degree
    20%
  • High school diploma or vocational degree
    17%
  • Less than high school diploma
    5%

11740 Income

Median Household Income

$121,033

National $64,994

Household Income Brackets

  • <$30k
    12%
  • $30-$44k
    14%
  • $45-$84k
    8%
  • $85-$149k
    24%
  • $150k+
    42%

Median Individual Income

$44,794

National $32,197

Individual Income Brackets

  • <$20k
    23%
  • $20-$34k
    18%
  • $35-$74k
    41%
  • $75k+
    18%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Greenlawn, NY. You can find these phone numbers in our phone book. With us, you can easily book a restaurant or hotel in your location. You can also find reputable real estate agents and insurance agents. Everything you need is easily accessible here!

Carpet & Rug Cleaning Service Mount Vernon
46-60 Gramatan Ave, suite 347C, Mt Vernon, 10550

Julian Ribinik Photography
330 E 46th St, New York City, 10017

General Workforce
96-16 101st Ave, Queens, 11416

Carrion Accident & Injury Attorneys
221-10 Jamaica Ave Suite 107, Queens, 11428

Cleaner Steamer inc.
147-39 76th Ave, Queens, 11367

Salamea Contracting
3249 68th St Woodside, Queens, 11377-2034

American HVAC Corp
4700 Northern Blvd #22, Queens, 11101

Small Business Hits
3713, 94th Street, Jackson Heights, Queens, 11372

Schools Serving Greenlawn

Oldfield Middle School
2 Oldfield Rd Greenlawn, NY 11740

Harborfields High School
98 Taylor Ave Greenlawn, NY 11740

Thomas J. Lahey Elementary School
625 Pulaski Rd Greenlawn, NY 11740

Library Greenlawn

Harborfields Public Library
31 Broadway Greenlawn, NY 11740

Museum Greenlawn

82nd Airborne Division Historical Institute
150 Broadway Greenlawn, NY 11740

Hospital Greenlawn

University Greenlawn