ZIP Code 11720 - Centereach New York

ZIP Code 11720 is located in Centereach New York. Portions of 11720 are also in Farmingville and Selden and Terryville and Brookhaven (town). 11720 is entirely within Suffolk County. Regionally, it is located in Metro New York City.

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ZIP Code 11720 Quick Stats

ZIP Code NameCentereach
Primary CountySuffolk County
ZIP Code TypeStandard
Population (2022)29,193
Area Code(s)631 / 934
Current Time
EDT

ZIP Code 11720 Map

11720 Demographics

11720 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 11720 is White. The majority race/ethnicity attending public schools in 11720 is White. The current unemployment level in 11720 is 4.3%.

Population29,193
Population Growth Rate0.85%
Population Density3,542 People per Square Mile
Total Households9,047
Percentage High Income Households9.1%
Median Houshold Income (2021)$114,471
Average Adjusted Gross Income (2020)$78,040
Current Unemployment Rate (February 2024)4.3%
Majority Race/EthnictyWhite - 73.79%
Public School Majority Race/EthnictyWhite - 57.86%

11720 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White22,95073.78%
Black1,5124.86%
Hispanic4,35213.99%
Asian2,2407.2%
Native American470.15%
Hawaiian/Pac. Islander70.02%

11720 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White3,19559.72%
Black2474.62%
Hispanic1,47227.51%
Asian4318.06%
Native American10.02%
Hawaiian/Pac. Islander40.07%

11720 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,4577.86%
Bachelor Degree3,08216.62%
High School Diploma5,69530.72%
No High School Diploma3691.99%
GED or Alternate9114.91%
1 or More Years of College2,75514.86%
Associates Degree1,7399.38%
Masters Degree1,93610.44%
Professional Degree3551.91%
Doctorate Degree2401.29%

11720 Geography

Coordinates40.86988831,-73.08199310
Adjacent ZIP Codes
Cities/Towns in 11720
RegionMetro New York City
Metropolitan/Micropolitan Stat AreaNew York-Newark-Jersey City, NY-NJ-PA
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area8 Square Miles

11720 Politics

US Congressional Districts in 11720
New York State Assembly Districts in 11720
New York State Senate Districts in 11720

11720 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
Ecoregion84a - Cape Cod and Islands

11720 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)23243139495865645745372843
Avg Max Temp (°F)39415060707984827565544362
Avg Precip (In.)4.253.294.444.263.993.913.44.243.723.84.054.1347.49

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