ZIP Code Tabulation Area · New York

ZIP Code 11766: Mount Sinai, NY

ZIP Code 11766 (Mount Sinai, Suffolk County, New York) has an estimated 10,750 residents in 3,934 households. The median household income is $153,235, the median home value is $649,600 and the median gross rent is $3,088/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

10,750

Margin of error ±1,200

Median household income

$153,235

Margin of error ±$19,761

Median home value

$649,600

Margin of error ±$21,233

Median gross rent

$3,088/mo

Margin of error ±$797

Median age

49.0 yrs

Margin of error ±3.4 yrs

Mean travel time to work

35.8 min

Margin of error ±10.7 min

How ZIP 11766 compares with New York and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 1176649.0 yrsNew York39.8 yrsUnited States38.9 yrs

Median household income

ZIP 11766$153,235New York$85,974United States$80,734

Per capita income

ZIP 11766$65,939New York$50,712United States$44,673

Poverty rate

ZIP 117662.1%New York14.0%United States12.5%

Unemployment rate

ZIP 117662.4%New York6.4%United States5.2%

Bachelor's degree or higher

ZIP 1176650.3%New York40.2%United States35.7%

Median home value

ZIP 11766$649,600New York$423,800United States$332,700

Median gross rent

ZIP 11766$3,088/moNew York$1,621/moUnited States$1,413/mo

Owner-occupied homes

ZIP 1176692.5%New York54.3%United States65.2%

Mean travel time to work

ZIP 1176635.8 minNew York32.6 minUnited States26.4 min

Worked from home

ZIP 1176613.9%New York14.9%United States15.1%

All figures for ZIP 11766

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 11766 — ACS 2020–2024 5-year estimates
MeasureZIP 11766Margin of errorNew YorkUnited States
Total population10,750±1,20019,852,366334,922,499
Median age49.0 yrs±3.4 yrs39.8 yrs38.9 yrs
Households3,934±3497,722,646129,227,496
Median household income$153,235±$19,761$85,974$80,734
Per capita income$65,939±$5,373$50,712$44,673
Poverty rate2.1%±0.7 pts14.0%12.5%
Unemployment rate2.4%±1.5 pts6.4%5.2%
Bachelor's degree or higher50.3%±4.6 pts40.2%35.7%
Median home value$649,600±$21,233$423,800$332,700
Median gross rent$3,088/mo±$797$1,621/mo$1,413/mo
Owner-occupied homes92.5%±4.8 pts54.3%65.2%
Mean travel time to work35.8 min±10.7 min32.6 min26.4 min
Worked from home13.9%±3.1 pts14.9%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 11766
GroupZIP 11766New YorkUnited States
White alone, not Hispanic or Latino80.8%52.8%57.4%
Black or African American alone, not Hispanic or Latino1.9%13.4%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.2%0.5%
Asian alone, not Hispanic or Latino3.2%9.0%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.0%1.0%0.6%
Two or more races, not Hispanic or Latino2.8%3.8%4.3%
Hispanic or Latino (of any race)11.3%19.8%19.3%

Where ZIP 11766 is

State
New York
Main county
Suffolk County
Largest overlapping place
Mount Sinai (95% of the ZIP's land area)
Land area
6.03 sq mi· about 1,783 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Suffolk County

11746 Dix Hills, NY11747 Melville, NY11749 Islandia, NY11751 Islip, NY11752 North Great River, NY11754 Kings Park, NY11755 Lake Grove, NY11757 Lindenhurst, NY11763 Medford, NY11764 Miller Place, NY11767 Nesconset, NY11768 Fort Salonga, NY11769 Oakdale, NY11770 Fire Island, NY11772 East Patchogue, NY11776 Terryville, NY11777 Port Jefferson, NY11778 Rocky Point, NY11779 Ronkonkoma, NY11780 St. James, NY11782 Sayville, NY11784 Selden, NY11786 East Shoreham, NY11787 Smithtown, NY

See every ZIP code in New York, or compare ZIP 11766 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.