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11783 ZIP Code

ZIP Code: 11783 Seaford

Extra Details of ZIP Code 11783

ZIP Code 11783
Zip Code Type Standard
State New York - NY
Official Zip Code Name Seaford
Primary County Nassau
Area Code (s) 516
Racial Majority White 93.21%
Elevation Range 13 - 82 ft.

Data: State Statistics Office | Updated on: Jul 14, 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

21,285

Unemployment Rate
2.8%
Poverty Rate
2.1%
Non-Citizens
0.4%

Location of Zip Code 11783

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

Gender & Age Statistics

Gender

  • Male
    51%
  • Female
    49%

Age

  • <10 years
    11%
  • 10-17 years
    10%
  • 18-34 years
    22%
  • 35-64 years
    39%
  • 65+ years
    18%

11783 Demographics

Racial Diversity

  • White
    89%
  • African American
    0%
  • Hispanic
    7%
  • American Indian or Alaska native
    0%
  • Asian & Other race
    3%

Education Levels

  • Master's degree or above
    20%
  • Bachelor's degree
    26%
  • Some college or associate degree
    27%
  • High school diploma or vocational degree
    24%
  • Less than high school diploma
    3%

11783 Income

Median Household Income

$144,651

National $64,994

Household Income Brackets

  • <$30k
    3%
  • $30-$44k
    4%
  • $45-$84k
    12%
  • $85-$149k
    33%
  • $150k+
    48%

Median Individual Income

$58,945

National $32,197

Individual Income Brackets

  • <$20k
    18%
  • $20-$34k
    16%
  • $35-$74k
    45%
  • $75k+
    22%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Seaford, 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!

ZZ Day Spa INC
5 West 35 Street, New York, 10001

Esprit Wellness
34 W 119th St, New York, 10026

Manhattan Car Leasing
711 3rd Ave #104, New York, 10017

Captains Wicks Marine Service
P.O. Box 365 Kemah, Texas, 77565-0365

Carey & Walsh, Inc
529 N State Rd, Briarcliff Manor, 10510

House Calls Home Care
72-16 Roosevelt Avenue, Jackson Heights, 11372

Queens Home Health Aide
72-16 Roosevelt Avenue,suite 203, Queens, 11372

Sisters House Of Galore
Shelton Ct, Commack, NY 11725, commack, 06001

Schools Serving Seaford

Seaford Manor School
1590 Washington Ave Seaford, NY 11783

Seaford Middle School
3940 Sunset Ave Seaford, NY 11783

Seaford Senior High School
1575 Seamans Neck Rd Seaford, NY 11783

Seaford Harbor School
3500 Bayview St Seaford, NY 11783

East Broadway School
751 Seaman Neck Rd Seaford, NY 11783

Library Seaford

Seaford Public Library
2234 Jackson Avenue Seaford, NY 11783

Seaford District Library
600 N Market St Ext Seaford, DE 19973

Museum Seaford

Seaford Historical Society
203 High St Seaford, DE 19973-3909

Tackapausha Museum And Preserve
2225 Washington Ave Seaford, NY 11783

Seaford Historical Society
Po Box 1254 Seaford, NY 11783

Hospital Seaford

Nanticoke Memorial Hospital
801 Middleford Rd Seaford, DE 19973

University Seaford