ZIP Code 11740 - Greenlawn New York

11740 Overview

ZIP Code 11740 is located in Greenlawn New York. Portions of 11740 are also in Huntington and East Northport and Elwood and Huntington (town). 11740 is entirely within Suffolk County. Regionally, 11740 is located in Metro New York City.

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ZIP Code 11740 Quick Stats

ZIP Code NameGreenlawn
Primary CountySuffolk County
ZIP Code TypeStandard
Population (2022)11,010
Area Code(s)631 / 934
Current Time
EST

ZIP Code 11740 Map

11740 Demographics

11740 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in New York based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 11740 is White. The majority race/ethnicity attending public schools in 11740 is White. The current unemployment level in 11740 is 4.0%.

Population11,010
Population Growth Rate17.52%
Population Density3,032 People per Square Mile
Total Households3,393
Percentage High Income Households19.8%
Median Household Income (2021)$132,218
Average Adjusted Gross Income (2021)$490,840
Current Unemployment Rate (November 2024)4.0%
Majority Race/EthnictyWhite - 79.59%
Public School Majority Race/EthnictyWhite - 71.50%

11740 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White8,52479.59%
Black9568.93%
Hispanic7627.11%
Asian4684.37%
Native American00%
Hawaiian/Pac. Islander00%

11740 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White1,66874.43%
Black1074.77%
Hispanic33014.73%
Asian1335.93%
Native American30.13%
Hawaiian/Pac. Islander00%

11740 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2954.88%
Bachelor Degree1,50924.98%
High School Diploma1,51725.12%
No High School Diploma991.64%
GED or Alternate580.96%
1 or More Years of College76312.63%
Associates Degree5879.72%
Masters Degree86314.29%
Professional Degree1612.67%
Doctorate Degree1883.11%

11740 Geography

Coordinates40.86471939,-73.36152649
Adjacent ZIP Codes
Cities/Towns in 11740
RegionMetro New York City
Metropolitan/Micropolitan Stat AreaNew York-Newark-Jersey City, NY-NJ-PA
Time ZoneEastern Standard Time
IANA TimezoneAmerica/New_York
Area4 Square Miles

11740 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion59g - Long Island Sound Coastal Lowland

11740 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)23243140495965645746372844
Avg Max Temp (°F)38404959707884827564534361
Avg Precip (In.)4.13.124.364.254.173.863.784.063.973.784.063.9347.45

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